Cummins RA200 200A Service-Entrance Automatic Transfer Switch (CSA Certified)

At a glance

Amperage

200 A continuous

Poles

2-pole

Voltage

120/240 VAC, 60 Hz

Phase

Single phase

Service Entrance Rated

Yes (model RA212S3, A067J405)

Enclosure

Aluminum, NEMA Type 3R (indoor/outdoor)

Transfer Type

Automatic, open-transition (break-before-make)

Short-Circuit Rating (WCR)

22 kA at 240 VAC (integrated Square D breaker)

Listings

UL 1008 and CSA C22.5 No.178.1; NFPA 70 / NEMA ICS 10 compliant

Transfer Time

Will not exceed 100 ms (source-to-source)

Dimensions (H x W x D)

24.2 in x 20 in x 7.4 in (615 x 507 x 189 mm)

Weight

46 lb (21 kg)

Warranty

2-Year Limited (parts & labor)

Why this generator

• Service-entrance rated 200-amp automatic transfer switch — eliminates the need for a separate main service disconnect in many installs
• Purpose-built for Cummins Quiet Connect RS-series home standby generators for a simplified, faster install
• Monitors utility power 24/7 and automatically starts the generator and transfers the load on an outage, then switches back when utility returns — no homeowner action needed
• Durable aluminum NEMA Type 3R enclosure rated for outdoor installation with secure-front protection from weather and vandals
• UL 1008 and CSA-certified with a 22 kA short-circuit rating and integrated Square D circuit breaker for code-compliant safety
• Mechanically and electrically interlocked, break-before-make contactor with long-life silver-alloy contacts; sub-100 ms transfer time

Frequently asked questions