 | Available in NEMA Type
1 Indoor (steel) and Type
3R Outdoor (aluminum)
enclosures, with hinged
door designs Click here for more info...
| Call for Pricing
and nearest dealer location.
 View Spec Sheet |
 | User-friendly control
interface with easy to
understand symbols
and visual indicators
to inform operator of
transfer switch and
power source status Click here for more info...
| Call for Pricing
and nearest dealer location.
View Spec Sheet |
 | Working hand in hand with
virtually every brand of
generator, ASCO Series 185
Power Transfer Switches
provide around-the-clock
protection from a power failure,
taking action only when
required. Click here for more info...
| Call for Pricing
and nearest dealer location.
View Spec Sheet |
 | Residential power outages
can jeopardize homeowner
personal safety and comfort,
and also cause millions of
dollars in damages to small
businesses each year.
Computers, communications,
air conditioning,
security systems, refrigerators
and freezers, hot water
heaters and sump pumps all
depend on electrical power
to operate. Click here for more info...
| Call for Pricing
and nearest dealer location.
View Spec Sheet |
 | Working hand in hand with
virtually every brand of
generator, ASCO Series 185
Power Transfer Switches
provide around-the-clock
protection from a power failure,
taking action only when
required.
ASCO Series 185 Power
Transfer Switches are suitable
for operation with
portable or permanently
mounted standby generators
supporting loads up to
400 Amperes. Click here for more info...
| Call for Pricing
and nearest dealer location.
View Spec Sheet |
 | A generator is one piece of
the solution. An ASCO Series
185 Power Transfer Switch is
the other, the vital link that
makes continuous power
hassle free.
ASCO Series 185 Power
Transfer Switches provide all
ASCO Is There For You…Even When You’re Not
24 Hour Protection Against Power Failures
the intelligence your generator
needs to make sure the
power stays on when utility
power fails. Sensing the loss
of utility power and signaling
the generator to start and
restore power to your home
or business – even if no one
is home. When utility power
has been restored, the Series
185 Power Transfer Switch
automatically transfers your
vital loads back to the utility
and shuts the generator
down.
Working hand in hand with
virtually every brand of
generator, ASCO Series 185
Power Transfer Switches
provide around-the-clock
protection from a power failure,
taking action only when
required. Click here for more info...
| Call for Pricing
and nearest dealer location.
View Spec Sheet |
 | Working hand in hand with virtually every brand of generator, ASCO Series 185 Power Transfer Switches provide around-the-clock protection from a power failure, taking action only when required. Click here for more info...
| Call for Pricing
and nearest dealer location.
View Spec Sheet |
 | Residential power outages can jeopardize homeowner personal safety and comfort, and also cause millions of dollars in damages to small businesses each year.
Computers, communications, air conditioning, security systems, refrigerators and freezers, hot water heaters and sump pumps all depend on electrical power to operate.
Click here for more info...
| Call for Pricing
and nearest dealer location.
View Spec Sheet |
 | Residential power outages can jeopardize homeowner personal safety and comfort, and also cause millions of dollars in damages to small businesses each year.
Computers, communications, air conditioning, security systems, refrigerators and freezers, hot water heaters and sump pumps all depend on electrical power to operate.
Click here for more info...
| Call for Pricing
and nearest dealer location.
View Spec Sheet |
 | A generator is one piece of the solution. An ASCO Series 185 Power Transfer Switch is the other, the vital link that makes continuous power hassle free.
Click here for more info...
| Call for Pricing
and nearest dealer location.
View Spec Sheet |
 | ASCO A300 Automatic Transfer Switch
True double-throw, inherently interlocked construction. Mechanically held, electrically operated utilizing a reliable, field-proven single solenoid operator. Contacts easily accessible for easy inspection and preventive maintenance. Meets National Electric Code requirements (US). Rated for emergency and standby applications.
Click here for more info...
| Call for Pricing
and nearest dealer location.
View Spec Sheet |
 | ASCO A300 Automatic Transfer Switch
True double-throw, inherently interlocked construction. Mechanically held, electrically operated utilizing a reliable, field-proven single solenoid operator. Contacts easily accessible for easy inspection and preventive maintenance. Meets National Electric Code requirements (US). Rated for emergency and standby applications. Click here for more info...
| Call for Pricing
and nearest dealer location.
View Spec Sheet |
 | ASCO A300 Automatic Transfer Switch
True double-throw, inherently interlocked construction. Mechanically held, electrically operated utilizing a reliable, field-proven single solenoid operator. Contacts easily accessible for easy inspection and preventive maintenance. Meets National Electric Code requirements (US). Rated for emergency and standby applications. Click here for more info...
| Call for Pricing
and nearest dealer location.
View Spec Sheet |
 | ASCO A300 Automatic Transfer Switch
True double-throw, inherently interlocked construction. Mechanically held, electrically operated utilizing a reliable, field-proven single solenoid operator. Contacts easily accessible for easy inspection and preventive maintenance. Meets National Electric Code requirements (US). Rated for emergency and standby applications.
Click here for more info...
| Call for Pricing
and nearest dealer location.
View Spec Sheet |
 | ASCO A300 Automatic Transfer Switch
True double-throw, inherently interlocked construction. Mechanically held, electrically operated utilizing a reliable, field-proven single solenoid operator. Contacts easily accessible for easy inspection and preventive maintenance. Meets National Electric Code requirements (US). Rated for emergency and standby applications.
Click here for more info...
| Call for Pricing
and nearest dealer location.
View Spec Sheet |
 | The ASCO Series 300 product line represents the most compact design of automatic power transfer switches in the industry. With space in electrical closets being at a premium, the use of wall or floor-mounted ASCO Power Transfer Switches assures designers optimum utilization of space. Click here for more info...
| Call for Pricing
and nearest dealer location.
View Spec Sheet |
 | ASCO A300 Automatic Transfer Switch
True double-throw, inherently interlocked construction. Mechanically held, electrically operated utilizing a reliable, field-proven single solenoid operator. Contacts easily accessible for easy inspection and preventive maintenance. Meets National Electric Code requirements (US). Rated for emergency and standby applications.
Click here for more info...
| Call for Pricing
and nearest dealer location.
View Spec Sheet |
 | ASCO A300 Automatic Transfer Switch
True double-throw, inherently interlocked construction. Mechanically held, electrically operated utilizing a reliable, field-proven single solenoid operator. Contacts easily accessible for easy inspection and preventive maintenance. Meets National Electric Code requirements (US). Rated for emergency and standby applications.
Click here for more info...
| Call for Pricing
and nearest dealer location.
View Spec Sheet |
 | ASCO A300 Automatic Transfer Switch
True double-throw, inherently interlocked construction. Mechanically held, electrically operated utilizing a reliable, field-proven single solenoid operator. Contacts easily accessible for easy inspection and preventive maintenance. Meets National Electric Code requirements (US). Rated for emergency and standby applications. Click here for more info...
| Call for Pricing
and nearest dealer location.
View Spec Sheet |
 | ASCO A300 Automatic Transfer Switch
True double-throw, inherently interlocked construction. Mechanically held, electrically operated utilizing a reliable, field-proven single solenoid operator. Contacts easily accessible for easy inspection and preventive maintenance. Meets National Electric Code requirements (US). Rated for emergency and standby applications.
Click here for more info...
| Call for Pricing
and nearest dealer location.
View Spec Sheet |
 | ASCO A300 Automatic Transfer Switch
True double-throw, inherently interlocked construction. Mechanically held, electrically operated utilizing a reliable, field-proven single solenoid operator. Contacts easily accessible for easy inspection and preventive maintenance. Meets National Electric Code requirements (US). Rated for emergency and standby applications.
Click here for more info...
| Call for Pricing
and nearest dealer location.
View Spec Sheet |
 | ASCO A300 Automatic Transfer Switch
True double-throw, inherently interlocked construction. Mechanically held, electrically operated utilizing a reliable, field-proven single solenoid operator. Contacts easily accessible for easy inspection and preventive maintenance. Meets National Electric Code requirements (US). Rated for emergency and standby applications.
Click here for more info...
| Call for Pricing
and nearest dealer location.
View Spec Sheet |
 | The ASCO SERIES 300 product line represents the most compact design of automatic power transfer switches in the industry. With space in electrical closets being at a premium, the use of wall or floor-mounted ASCO Power Transfer Switches assures designers optimum utilization of space. Click here for more info...
| Call for Pricing
and nearest dealer location.
View Spec Sheet |
 | The ASCO Series 300 was designed for one purpose - to automatically transfer critical loads in the event of a power outage. Each and every standard component was designed by ASCO engineers for this purpose.
The rugged construction and proven performance of the ASCO Series 300 assure the user of many years of reliability. The Series 300 is even designed to handle the extraordinary demands placed on the switch when starting or restarting stalled motors and switching high inrush loads.
Click here for more info...
| Call for Pricing
and nearest dealer location.
View Spec Sheet |
 | ASCO's Series 300 modular, compact design makes it easy to install, inspect and maintain. All parts are accessible from the front so switch contacts can be easily inspected. With a Series 300 Transfer Switch, you get a product backed by ASCO Power Technologies, the industry leader responsible for virtually every major technological advance in the Transfer Switch industry.
The ASCO Series 300 was designed for one purpose - to automatically transfer critical loads in the event of a power outage. Each and every standard component was designed by ASCO engineers for this purpose.
Click here for more info...
| Call for Pricing
and nearest dealer location.
View Spec Sheet |
 | The rugged construction and proven performance of the ASCO Series 300 assure the user of many years of reliability. The Series 300 is even designed to handle the extraordinary demands placed on the switch when starting or restarting stalled motors and switching high inrush loads.
ASCO's Series 300 modular, compact design makes it easy to install, inspect and maintain. All parts are accessible from the front so switch contacts can be easily inspected.
Click here for more info...
| Call for Pricing
and nearest dealer location.
View Spec Sheet |
 | With a Series 300 Transfer Switch, you get a product backed by ASCO Power Technologies, the industry leader responsible for virtually every major technological advance in the Transfer Switch industry.
The ASCO Series 300 was designed for one purpose - to automatically transfer critical loads in the event of a power outage. Each and every standard component was designed by ASCO engineers for this purpose.
Click here for more info...
| Call for Pricing
and nearest dealer location.
View Spec Sheet |
 | The ASCO Series 300 was designed for one purpose - to automatically transfer critical loads in the event of a power outage. Each and every standard component was designed by ASCO engineers for this purpose.
The rugged construction and proven performance of the ASCO Series 300 assure the user of many years of reliability. The Series 300 is even designed to handle the extraordinary demands placed on the switch when starting or restarting stalled motors and switching high inrush loads.
ASCO's Series 300 modular, compact design makes it easy to install, inspect and maintain. All parts are accessible from the front so switch contacts can be easily inspected.
Click here for more info...
| Call for Pricing
and nearest dealer location.
View Spec Sheet |
 | Easy-to-read flush-mounted control and display panel provides LED indicators for switch position and source availability. It also includes test and time-delay bypass switches as standard features.
Standard engine exerciser for weekly automatic testing of engine generator set with or without load.
Adjustable time-delay feature prevents switch from being activated due to momentary utility power outages and generator dips.
Click here for more info...
| Call for Pricing
and nearest dealer location.
View Spec Sheet |
 | The Series 300 is listed to UL 1008 standard for Transfer Switch Equipment and CSA standard C22.2 for automatic transfer switches.
Meets NFPA 110 for Emergency and Standby Power Systems and the National Electrical Code (NEC) Articles 700, 701 and 702.
30 through 3000 amps in a compact design.
Available to 600 VAC, single or three phase.
True double-throw operation: The single solenoid design is inherently inter locked and prevents contacts from stopping between sources or from being in contact with both sources at the same time.
Click here for more info...
| Call for Pricing
and nearest dealer location.
View Spec Sheet |
 | Easy-to-read flush-mounted control and display panel provides LED indicators for switch position and source availability. It also includes test and time-delay bypass switches as standard features.
Standard engine exerciser for weekly automatic testing of engine generator set with or without load.
Adjustable time-delay feature prevents switch from being activated due to momentary utility power outages and generator dips.
Supplied with solid neutral termination.
Click here for more info...
| Call for Pricing
and nearest dealer location.
View Spec Sheet |
 | The ASCO SERIES 300 product line represents the most compact design of automatic power transfer switches in the industry. With space in electrical closets being at a premium, the use of wall or floor-mounted ASCO Power Transfer Switches assures designers optimum utilization of space. Click here for more info...
| Call for Pricing
and nearest dealer location.
View Spec Sheet |
 | The ASCO SERIES 300 product line represents the most compact design of automatic power transfer switches in the industry. With space in electrical closets being at a premium, the use of wall or floor-mounted ASCO Power Transfer Switches assures designers optimum utilization of space. Click here for more info...
| Call for Pricing
and nearest dealer location.
View Spec Sheet |
 | With a Series 300 Transfer Switch, you get a product backed by ASCO Power Technologies, the industry leader responsible for virtually every major technological advance in the Transfer Switch industry.
The ASCO Series 300 was designed for one purpose - to automatically transfer critical loads in the event of a power outage. Each and every standard component was designed by ASCO engineers for this purpose.
The rugged construction and proven performance of the ASCO Series 300 assure the user of many years of reliability. The Series 300 is even designed to handle the extraordinary demands placed on the switch when starting or restarting stalled motors and switching high inrush loads.
ASCO's Series 300 modular, compact design makes it easy to install, inspect and maintain. All parts are accessible from the front so switch contacts can be easily inspected.
Click here for more info...
| Call for Pricing
and nearest dealer location.
View Spec Sheet |
 | True double-throw operation: The single solenoid design is inherently inter locked and prevents contacts from stopping between sources or from being in contact with both sources at the same time.
There's no danger of the Series 300 ATS transferring loads to a dead source because the unique ASCO single-solenoid operator derives power to operate from the source to which the load is being transferred.
Easy-to-read flush-mounted control and display panel provides LED indicators for switch position and source availability. It also includes test and time-delay bypass switches as standard features.
Standard engine exerciser for weekly automatic testing of engine generator set with or without load.
Adjustable time-delay feature prevents switch from being activated due to momentary utility power outages and generator dips.
Click here for more info...
| Call for Pricing
and nearest dealer location.
View Spec Sheet |
 | As the world leader in emergency and standby power transfer solutions, ASCO keeps your power on. ASCO, Automatic Transfer Switches and Power Systems safeguard data and telecommunications networks, industrial processes and critical installations from health care facilities to financial transaction centers. Click here for more info...
| Call for Pricing
and nearest dealer location.
View Spec Sheet |
 | The Series 300 is listed to UL 1008 standard for Transfer Switch Equipment and CSA standard C22.2 for automatic transfer switches.
Meets NFPA 110 for Emergency and Standby Power Systems and the National Electrical Code (NEC) Articles 700, 701 and 702.
30 through 3000 amps in a compact design.
Available to 600 VAC, single or three phase.
True double-throw operation: The single solenoid design is inherently inter locked and prevents contacts from stopping between sources or from being in contact with both sources at the same time.
Click here for more info...
| Call for Pricing
and nearest dealer location.
View Spec Sheet |
 | With a Series 300 Transfer Switch, you get a product backed by ASCO Power Technologies, the industry leader responsible for virtually every major technological advance in the Transfer Switch industry.
The ASCO Series 300 was designed for one purpose - to automatically transfer critical loads in the event of a power outage. Each and every standard component was designed by ASCO engineers for this purpose.
The rugged construction and proven performance of the ASCO Series 300 assure the user of many years of reliability. The Series 300 is even designed to handle the extraordinary demands placed on the switch when starting or restarting stalled motors and switching high inrush loads.
Click here for more info...
| Call for Pricing
and nearest dealer location.
View Spec Sheet |
 | Meets NFPA 110 for Emergency and Standby Power Systems and the National Electrical Code (NEC) Articles 700, 701 and 702.
30 through 3000 amps in a compact design.
Available to 600 VAC, single or three phase.
True double-throw operation: The single solenoid design is inherently inter locked and prevents contacts from stopping between sources or from being in contact with both sources at the same time.
There's no danger of the Series 300 ATS transferring loads to a dead source because the unique ASCO single-solenoid operator derives power to operate from the source to which the load is being transferred.
Easy-to-read flush-mounted control and display panel provides LED indicators for switch position and source availability. It also includes test and time-delay bypass switches as standard features.
Click here for more info...
| Call for Pricing
and nearest dealer location.
View Spec Sheet |
 | True double-throw operation: The single solenoid design is inherently inter locked and prevents contacts from stopping between sources or from being in contact with both sources at the same time.
There's no danger of the Series 300 ATS transferring loads to a dead source because the unique ASCO single-solenoid operator derives power to operate from the source to which the load is being transferred.
Easy-to-read flush-mounted control and display panel provides LED indicators for switch position and source availability. It also includes test and time-delay bypass switches as standard features.
Standard engine exerciser for weekly automatic testing of engine generator set with or without load.
Adjustable time-delay feature prevents switch from being activated due to momentary utility power outages and generator dips.
Supplied with solid neutral termination.
Optional switched neutral pole available. Click here for more info...
| Call for Pricing
and nearest dealer location.
View Spec Sheet |
 | The ASCO SERIES 300 product line represents the most compact design of automatic power transfer switches in the industry. With space in electrical closets being at a premium, the use of wall or floor-mounted ASCO Power Transfer Switches assures designers optimum utilization of space. Click here for more info...
| Call for Pricing
and nearest dealer location.
View Spec Sheet |
 | Maximum Reliability and Excellent Value
With a Series 300 Transfer Switch, you get a product backed by ASCO Power Technologies, the industry leader responsible for virtually every major technological advance in the Transfer Switch industry.
The ASCO Series 300 was designed for one purpose - to automatically transfer critical loads in the event of a power outage. Each and every standard component was designed by ASCO engineers for this purpose.
Click here for more info...
| Call for Pricing
and nearest dealer location.
View Spec Sheet |
 | The rugged construction and proven performance of the ASCO Series 300 assure the user of many years of reliability. The Series 300 is even designed to handle the extraordinary demands placed on the switch when starting or restarting stalled motors and switching high inrush loads.
ASCO's Series 300 modular, compact design makes it easy to install, inspect and maintain. All parts are accessible from the front so switch contacts can be easily inspected.
Click here for more info...
| Call for Pricing
and nearest dealer location.
View Spec Sheet |
 | Maximum Reliability and Excellent Value
With a Series 300 Transfer Switch, you get a product backed by ASCO Power Technologies, the industry leader responsible for virtually every major technological advance in the Transfer Switch industry.
The ASCO Series 300 was designed for one purpose - to automatically transfer critical loads in the event of a power outage. Each and every standard component was designed by ASCO engineers for this purpose.
Click here for more info...
| Call for Pricing
and nearest dealer location.
View Spec Sheet |
 | ASCO's Series 300 modular, compact design makes it easy to install, inspect and maintain. All parts are accessible from the front so switch contacts can be easily inspected.
Click here for more info...
| Call for Pricing
and nearest dealer location.
View Spec Sheet |
 |
The ASCO Series 300 product line represents the most compact design of automatic power transfer switches in the industry. With space in electrical closets being at a premium, the use of wall or floor-mounted ASCO Power Transfer Switches assures designers optimum utilization of space.
Click here for more info...
| Call for Pricing
and nearest dealer location.
View Spec Sheet |
 | Cable entrance plates are also standard on the 1600 and 2000 amp units to install optional side-mounted pull boxes for additional cable bending space.
Click here for more info...
| Call for Pricing
and nearest dealer location.
View Spec Sheet |
 | Cable entrance plates are also standard on the 1600 and 2000 amp units to install optional side-mounted pull boxes for additional cable bending space.
Click here for more info...
| Call for Pricing
and nearest dealer location.
View Spec Sheet |
 | The ASCO SERIES 300 product line represents the most compact design of automatic power transfer switches in the industry. With space in electrical closets being at a premium, the use of wall or floor-mounted ASCO Power Transfer Switches assures designers optimum utilization of space. Click here for more info...
| Call for Pricing
and nearest dealer location.
View Spec Sheet |
 | All transfer switches through 2000 amps are designed to be completely front accessible. This permits the enclosures to be installed flush to the wall and still allows installation of all power cabling and connections from the front of the switch. Click here for more info...
| Call for Pricing
and nearest dealer location.
View Spec Sheet |
 | All transfer switches through 2000 amps are designed to be completely front accessible. This permits the enclosures to be installed flush to the wall and still allows installation of all power cabling and connections from the front of the switch.
Cable entrance plates are also standard on the 1600 and 2000 amp units to install optional side-mounted pull boxes for additional cable bending space.
Click here for more info...
| Call for Pricing
and nearest dealer location.
View Spec Sheet |
 | With a Series 300 Transfer Switch, you get a product backed by ASCO Power Technologies, the industry leader responsible for virtually every major technological advance in the Transfer Switch industry.
The ASCO Series 300 was designed for one purpose - to automatically transfer critical loads in the event of a power outage. Each and every standard component was designed by ASCO engineers for this purpose.
The rugged construction and proven performance of the ASCO Series 300 assure the user of many years of reliability. The Series 300 is even designed to handle the extraordinary demands placed on the switch when starting or restarting stalled motors and switching high inrush loads.
ASCO's Series 300 modular, compact design makes it easy to install, inspect and maintain. All parts are accessible from the front so switch contacts can be easily inspected.
Click here for more info...
| Call for Pricing
and nearest dealer location.
View Spec Sheet |
 | True double-throw operation: The single solenoid design is inherently inter locked and prevents contacts from stopping between sources or from being in contact with both sources at the same time.
There's no danger of the Series 300 ATS transferring loads to a dead source because the unique ASCO single-solenoid operator derives power to operate from the source to which the load is being transferred.
Easy-to-read flush-mounted control and display panel provides LED indicators for switch position and source availability. It also includes test and time-delay bypass switches as standard features.
Standard engine exerciser for weekly automatic testing of engine generator set with or without load.
Adjustable time-delay feature prevents switch from being activated due to momentary utility power outages and generator dips.
Click here for more info...
| Call for Pricing
and nearest dealer location.
View Spec Sheet |
 | The ASCO SERIES 300 product line represents the most compact design of automatic power transfer switches in the industry. With space in electrical closets being at a premium, the use of wall or floor-mounted ASCO Power Transfer Switches assures designers optimum utilization of space. Click here for more info...
| Call for Pricing
and nearest dealer location.
View Spec Sheet |
