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The Briggs & Stratton 100A transfer switch automatically senses a utility outage and commands your standby generator to power the home. When grid power returns, the Briggs & Stratton 100A transfer switch re-transfers the load and lets the generator stand down – all in seconds.
This NEMA 3R steel enclosure combines the main disconnect and the Briggs & Stratton 100A transfer switch in one cabinet, streamlining installation and meeting NEC ® requirements for residential service entrances. UL 1008 open-transition design handles up to 10 kA fault-current withstand.:contentReference[oaicite:4]{index=4}
| Amperage rating | 100 A |
|---|---|
| Voltage / phase | 120 / 240 V, single-phase, 60 Hz |
| Poles | 2-pole |
| Enclosure | NEMA 3R galvanneal steel, powder-coated |
| Dimensions (L × W × D) | 20 × 14.5 × 7 in |
| Controller | ACCM (standard) – open transition |
| UL listing | UL 1008, 10 kA withstand rating |
| Compatibility | Symphony Choice load management |
| Warranty | 5-year limited parts |
Indoor or outdoor mounting, copper/aluminum lug ranges (#14 AWG – 1/0) and Symphony modules make the Briggs & Stratton 100A transfer switch ideal for 12–25 kW standby generators. A 5-year factory warranty backs the Briggs & Stratton 100A transfer switch for long-term peace of mind.
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