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ASCO 185P Product Features
• Residential Load Center is listed UL 67
• Automatic Transfer Switch Rated 125
Amperes is listed to UL 1008 for optional
standby systems
• True double-throw contacts eliminate simul-
taneous connection to utility and generator
• Test switch with time delay bypass option
• Convenient terminals to connect neutral and
ground conductors from service and load
feeders
• Generator exerciser timer
• All components are pre - wired and factory
tested for easy installation
• Space saving modular design provides easy
access and one-source service responsibility
• Available in Type 1 indoor (steel) enclosure
• Square D QO Load Center (branch breakers
by others)
Optional Features
SQD Surge Breaker Secondary Surge Arrester
1
• Plug on design requires two pole spaces
• LED indicates operational status
• Available as a plug-in kit only for customer
installation
• Specify kit K752139 For QO Load Center
• See page 7 for additional optional features
Ordering Information
2. QO Branch Breakers supplied by others
Catalog Number
Load
Center
Circuits
2
Enclosure
185PQ22125F4C QO 20 Type 1 Indoor (steel)
1. Surge protection devices will protect against electrical power surg-
es caused by lighting or the electric utility for “major household appli-
ances”, but not sensitive electronic equipment. Electronic equipment
may need additional protection by installing plug - in TVSS devices at
the point of use.
185P Dimensions and Weights
Switch Rating
Wire Size
(amps) Range
125 (1) #14 to 4/0 AWG
External Power Connections
Enclosure
Type 1 (Indoor) steel
Height in(mm)
36(914)
Width in(mm)
14.25(362)
Depth in(mm)
6(152)
Weight lb(kg)
46(21)