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Generac 800A Non-Service Entrance Rated 3-Phase Automatic Transfer Switch – Model RTSN800G3

Generac 800A Non-Service Entrance Rated 3-Phase Automatic Transfer Switch – Model RTSN800G3

Ensure reliable and seamless power transfer with the Generac RTSN800G3 800A 3-Phase Automatic Transfer Switch. Engineered for non-service entrance applications, this heavy-duty switch is designed for

Plugins 2

long-lasting performance with a rugged NEMA 3R aluminum enclosure suitable for indoor or outdoor installation.

$6,269.00

MPN: 23456700416 SKU RTSN800G3 Category Tags , , , , Brand:

Most orders ship within 1-2 business days when in stock. Many items ship directly from our manufacturer or authorized distribution partners (including Generac facility in Wisconsin).
Delivery timelines vary by product and location.

Estimated delivery:

  • Standard parcel items: typically 5-10 business days

  • Freight (LTL) items: delivery is scheduled and can take longer depending on appointment availability and access requirements

Tracking is emailed when your order ships. Freight carriers may call to schedule delivery.

If an item is not currently available, it may be listed as Backorder. Backordered items are ordered from the manufacturer and ship when available.

Typical backorder delivery is 5–10 business days, but lead times can vary based on manufacturer availability.

Once a special order/backorder ships, it cannot be cancelled.

Some products ship by Freight (LTL) due to weight or packaging.

Freight deliveries are:

  • Curbside delivery (carrier brings it to the end of the driveway or nearest safe point)

  • Appointment-based (carrier may contact you to schedule)

Additional carrier fees may apply for:

  • Residential delivery

  • Liftgate service

  • Limited access locations

  • Re-delivery or storage due to missed appointments

If your order requires a freight quote, we will confirm delivery details and finalize shipping costs after you put in your order. We will send the final invoice for payment once we have verified the details.

Parcel (non-freight) items: returns may be accepted within 30 days of delivery if the product is new, unused, undamaged, and in original packaging with all accessories. A Return Authorization (RA) is required. Up to a 20% restocking fee may apply. Original shipping is non-refundable. Learn more by visiting our Return Policy page.

Freight (LTL) items: final sale unless the item arrives damaged or defective.

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Description

Generac 800A Non-Service Entrance Rated 3-Phase Automatic Transfer Switch

The Generac RTSN800G3 is a robust 800-amp, 3-phase automatic transfer switch built to ensure reliable backup power switching in non-service entrance applications. Designed to handle heavy commercial and industrial loads, this UL-listed switch automatically transfers load circuits to standby power when utility power fails and returns them once utility is restored.

Its NEMA 3R aluminum enclosure provides weather-resistant protection, making it suitable for both indoor and outdoor installations. The switch operates with mechanically-held, electrically-operated contacts that guarantee fast and safe switching. It is compatible with Generac generators and engineered to maintain full system compatibility for efficient operation.

Key Features:

  • 800 Amp Capacity: Suitable for large commercial and industrial installations requiring high-current switching.

  • 3-Phase, 4-Wire: Supports 120/208V or 277/480V applications (verify voltage compatibility during installation).

  • Non-Service Entrance Rated: For use with separate disconnect or main panel.

  • NEMA 3R Enclosure: Aluminum enclosure for corrosion resistance and outdoor mounting flexibility.

  • Electrically Operated, Mechanically Held Contacts: Ensures quick and secure switching during outages.

  • Dual Coil Design: Enhances reliability and reduces energy use during operation.

  • UL 1008 Listed: Meets stringent safety standards for automatic transfer equipment.

  • Compatible with Generac Generators: Ensures seamless communication and control across system components.

  • 2-Year Limited Warranty: Provides peace of mind backed by Generac’s trusted performance.

Specifications:

Attribute Details
Model Number RTSN800G3
Amperage 800 Amps
Phases 3-Phase
Enclosure Type NEMA 3R (Outdoor Rated, Aluminum)
Service Entrance Rated No
Voltage 120/208V or 277/480V (3Ø)
Operation Electrically operated, mechanically held
Listing UL 1008
Warranty 2-Year Limited

Additional information

Weight 439 lbs
Dimensions 66 × 36 × 21 in
Amps

800A
Phase

Three-phase
Enclosure

NEMA 3R (Aluminum)
Service Entrance Rated

No

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