400A service entrance rated ATS paired with the Cummins RS series generator. UL 1008 listed with UL 489 listed circuit breaker. Built as a matched set for faster, cleaner installation. Covers residential and light commercial standby applications. NEC and NFPA compliant. Features & Benefits Service Entrance Rated Listed for installation at the service entrance. Incorporates a UL 489 listed circuit breaker. No separate main disconnect required upstream — reduces equipment count and simplifies the overall installation. Fully Automatic Operation Monitors utility power continuously. On utility failure, signals the generator to start and transfers the load automatically. Returns load to utility when stable voltage is restored. No homeowner action required. Solenoid-Driven Mechanism Economical, high-reliability solenoid actuation. Long-life silver alloy contacts under high closing pressure resist burning and pitting over thousands of operations. Solid Bus Bar Connection Direct solid bus bar connection between the circuit breaker and transfer switch — eliminating loose wiring connections at the most critical point in the assembly. Fully Rated Neutral and Ground Bar Silver-plated neutral and ground bus with bonding jumper. Rated for full current — no derating required. Simplified Installation Solderless screw-type terminals for all external power connections. Matched specifically to the RS series generator for faster, straightforward installation. Specifications Amperage 400A Service Rating Service Entrance Rated Listing UL 1008 / UL 489 Generator Compatibility Cummins RS Series Code Compliance NEC / NFPA Bus Connection Solid bar between breaker and switch Neutral/Ground Bus Silver-plated, fully rated with bonding jumper Monitoring Continuous 24/7 utility power monitoring Application Residential / Light Commercial
