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The Briggs and Stratton 400 amp Transfer Switch, 240V, NEMA 3R - 071111 is a high-capacity power management solution designed to deliver seamless and reliable electrical transfer during power outages. Built for demanding residential, commercial, and light industrial applications, this transfer switch ensures uninterrupted power flow when utility power fails. It protects essential systems and critical equipment from power interruptions, keeping operations running smoothly.
Engineered with durability and performance in mind, this model supports large electrical loads while maintaining safe and automatic operation. Its weather-resistant enclosure and advanced switching mechanism make it an ideal choice for locations where reliability and safety are top priorities. The heavy-duty design promises sustained performance even in challenging environments.
The Briggs & Stratton 400A transfer switch (ASCO 285 Series) keeps large homes and light-commercial sites protected 24/7. When utility power fails, the Briggs & Stratton 400A transfer switch signals your liquid-cooled generator to start. It then safely transfers loads within seconds, ensuring power is restored without delay.
Featuring industrial J-frame contacts and RS-485 diagnostics, the Briggs & Stratton 400A transfer switch delivers decade-long reliability. Its weather-sealed NEMA 3R cabinet protects it from outdoor elements, ensuring consistent performance. This robust build makes it well-suited for even the harshest environments.
| Amp rating | 400 A @ 120/240 V AC, single phase |
|---|---|
| Enclosure | NEMA 3R powder-coated galvanneal steel |
| Dimensions (L × W × H) | 46 × 24 × 15 in |
| Weight | 180 lb |
| Withstand rating | 22 kA RMS symmetrical |
| Listing | UL 1008, NFPA-70 Art. 702 compliant |
| Warranty | 3 years limited |
Side-by-side top and bottom knock-outs combined with #2 AWG–300 MCM lugs make wiring simple and quick. Each Briggs and Stratton 400 amp Transfer Switch, 240V, NEMA 3R - 071111 is shipped with a 3-year warranty, providing confidence for mission-critical backup power needs. Choose this transfer switch today to secure seamless automatic protection every time utility power fails.
The Briggs and Stratton 400 amp Transfer Switch, 240V, NEMA 3R - 071111 is designed to manage substantial electrical demands efficiently. With a 400-amp ampacity rating, it supports multiple high-draw circuits simultaneously. This capability makes it well-suited for large homes, commercial buildings, agricultural operations, and other backup power systems requiring continuous load transfer.
This transfer switch automatically shifts power from the utility source to the generator during outages. It then restores utility power once the source stabilizes. This entire automated process eliminates manual intervention, reduces downtime, and prevents electrical backfeed risks, enhancing overall safety and convenience.
Operated at 240 volts, the Briggs and Stratton 400 amp Transfer Switch, 240V, NEMA 3R - 071111 integrates seamlessly with most standby generator systems. Its voltage compatibility ensures stable power distribution across essential devices such as HVAC systems, machinery, and sensitive electronics.
The transfer switch supports balanced electrical loads to protect connected equipment. This feature helps guard against voltage fluctuations and sudden surges, resulting in improved equipment longevity and more consistent power quality during generator operation.
One of the key highlights of the Briggs and Stratton 400 amp Transfer Switch, 240V, NEMA 3R - 071111 is its rugged NEMA 3R-rated enclosure. This housing is engineered to resist outdoor conditions including rain, snow, sleet, and dust exposure.
The weather-resistant enclosure protects internal components from corrosion and environmental damage. This ensures long-term reliability even in harsh climates. Therefore, the unit is suitable for both indoor and outdoor installations where environmental exposure is a concern.
Automatic operation drives the functionality of the Briggs and Stratton 400 amp Transfer Switch, 240V, NEMA 3R - 071111. When utility power fails, the switch detects the outage and signals the generator to start.
Once the generator stabilizes, power is transferred smoothly without interruption. When utility power returns, the system automatically shifts back and safely shuts the generator down. This automation lowers human error, improves electrical safety, and ensures continuous power without manual intervention.
Built from high-quality materials and precision engineering, the Briggs and Stratton 400 amp Transfer Switch, 240V, NEMA 3R - 071111 is engineered for years of dependable service. Internal switching components undergo rigorous testing to ensure durability through frequent power transitions.
Such reliability is vital for critical power applications where outages can cause financial loss, safety hazards, or operational downtime. Its robust design minimizes maintenance needs and ensures consistent, reliable performance over time.
The Briggs and Stratton 400 amp Transfer Switch, 240V, NEMA 3R - 071111 is suitable for a broad range of settings, including:
This transfer switch’s flexibility and high-capacity handling make it a dependable solution wherever continuous power supply is critical.
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