The Square D 100 Amp 10-Space 20-Circuit Outdoor Combination meter Socket and Main Breaker Load Center, Model SO1020M100S, is suitable for use as a combination service entrance device (CSED). This unit is ANSI certified and UL listed with a maximum 10,000 AIR. The combination service entrance device features a Ring-type meter cover with a single-phase, 4-jaw meter socket. It is suitable for only overhead service applications. Meets EUSERC Specifications. Surface mount. This CSED is built with a plated, aluminum bus bar that is tested and is compatible with Square D Homeline circuit breakers, except Plug-On Neutral breakers. Homeline CSEDs are designed for the value-minded contractors, remodelers, builders and homeowners. Square D Homeline CSEDs are engineered for fast installation and wire savings.
- Compatible with Square D Homeline breakers except plug on neutral 
- 4-jaw meter socket and aluminum bus bar included 
- Contact your local utility company to ensure requirements are met 
- Square D Homeline 100 Amp 10-space 20-circuit ring-type surface mount main breaker CSED 
- Includes (3) HOM120 Homeline 20 Amp single-pole circuit breakers and (1) HOMT2020CP Homeline 2-20 Amp single-pole tandem breaker 
- Suitable for use as service entrance equipment 
- Accommodates plug-on secondary surge arrestor and features a plug-in design for easy installation 
- Ring-type design with no bypass