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GENERAC Automatic Transfer Switch: Three Phase, 800 A Current Rating, 277/480V AC - Automatic Transfer Switches
GENERACAutomatic Transfer Switches

GENERAC Automatic Transfer Switch: Three Phase, 800 A Current Rating, 277/480V AC

The GENERAC Automatic Transfer Switch: Three Phase (SKU 3G-OTH-371159, MPN RTSN800K3) is a steel-enclosed, lockable automatic transfer switch rated for 277/480V AC. It is compatible with the RTS series and is not…

SKU 3G-OTH-371159

Brand
GENERAC
Item
Automatic Transfer Switch: Three Phase, 800 A Current Rating, 277/480V AC
Category
Automatic Transfer Switches
Available to Order
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

GENERAC
Manufacturer Part Number
RTSN800K3
Type
Steel, 3R, RTS
AC
277/480V
Lockable
Yes
Rated Voltage
277/480V AC
Current Rating
800 A
Enclosure Material
Steel
Compatible with Series
RTS
Service Rated Transfer Switch
No

Technical Documents

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GENERAC Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The GENERAC Automatic Transfer Switch: Three Phase (SKU 3G-OTH-371159, MPN RTSN800K3) is a steel-enclosed, lockable automatic transfer switch rated for 277/480V AC. It is compatible with the RTS series and is not service rated.

Frequently Asked Questions

What is the GENERAC RTSN800K3 automatic transfer switch used for?

The GENERAC RTSN800K3 automatic transfer switch automatically transfers electrical loads between a primary power source and a backup generator during an outage. It is used in commercial and industrial three-phase applications requiring 800 A at 277/480V AC, ensuring uninterrupted power for critical operations.

What are the specifications of the GENERAC RTSN800K3 transfer switch?

The GENERAC RTSN800K3 is a three-phase automatic transfer switch rated for 800 A at 277/480V AC. It features a steel enclosure (NEMA 3R), is lockable, and is compatible with the RTS series. It is not service rated. The manufacturer part number is RTSN800K3.

Where to buy the GENERAC RTSN800K3 transfer switch worldwide?

3G Electric supplies the GENERAC RTSN800K3 automatic transfer switch to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and a quote tailored to your location and requirements.

How to install the GENERAC RTSN800K3 automatic transfer switch?

Installation of the GENERAC RTSN800K3 must be performed by a qualified electrician following local electrical codes and the manufacturer's manual. Ensure the enclosure is mounted on a stable surface, all connections are torqued to spec, and the switch is tested for proper transfer between utility and generator power before commissioning.

Used in

Common applications for GENERAC
Backup power for commercial buildings — Generac automatic transfer switches (e.g., RTSN600G3) for seamless grid-to-generator transition
Portable power for construction sites — Generac conventional gasoline generator (MPN 7680) for temporary electrical supply
Cold-climate generator operation — Generac extreme cold weather kit (MPN 5618) for engine block heating in low temperatures
Generator battery maintenance in winter — Generac battery warmer (MPN 5633) to ensure reliable starting in cold environments
Generator connection to transfer switch — Generac power cord (MPN 6330) for linking portable generator to inlet box and transfer switch
Cosmetic maintenance of standby generators — Generac touch-up paint kit (MPN 5703) for air-cooled series generator enclosures

GENERAC Products

3G Electric supplies GENERAC automatic transfer switches. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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