We ship worldwide — Singapore, Australia, Malaysia, Indonesia, Philippines, India, Middle East & more

3G Electric
⌕
RFQ CartGet a QuoteSign inSign up
GENERAC Automatic Transfer Switch: Three Phase, 100 A Current Rating, 277/480V AC - Automatic Transfer Switches
GENERACAutomatic Transfer Switches

GENERAC Automatic Transfer Switch: Three Phase, 100 A Current Rating, 277/480V AC

The GENERAC Automatic Transfer Switch: Three Phase (MPN RTSN100K3) is a 100 A, 277/480V AC automatic transfer switch with a 14,000 W max watt rating. It features a steel enclosure, is not lockable, and is compatible…

SKU 3G-OTH-371143

Brand
GENERAC
Item
Automatic Transfer Switch: Three Phase, 100 A Current Rating, 277/480V AC
Category
Automatic Transfer Switches
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineer
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Technical Specifications

GENERAC
Manufacturer Part Number
RTSN100K3
AC
277/480V
Lockable
No
Max Watt
14,000 W
Rated Voltage
277/480V AC
Current Rating
100 A
Enclosure Material
Steel
Compatible with Series
Evolution
Service Rated Transfer Switch
No
View Full Spec Sheet

Technical Documents

No technical documents available for this product.
Request documentation →
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

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

Product Description

The GENERAC Automatic Transfer Switch: Three Phase (MPN RTSN100K3) is a 100 A, 277/480V AC automatic transfer switch with a 14,000 W max watt rating. It features a steel enclosure, is not lockable, and is compatible with the Evolution series. This unit is not service rated.

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.

You might also need

Burners & Combustion →Pumps & Compressors →Spare Parts →All Products →

Similar products

Matched by specification & description
GENERAC Automatic Transfer Switch: Three Phase, 200 A Current Rating, 277/480V AC, 45,000 W Max Watt (MPN RTSN200K3). Key specifications — Enclosure Material: Steel; Lockable: No; Rated Voltage: 277/480V AC; Brand: GENERAC; Compatible with Series: RTS; Service Rated Transfer Switch: No.
GENERAC
GENERAC Automatic Transfer Switch: Three Phase, 200 A Current Rating, 277/480V AC, 45,000 W Max Watt (MPN RTSN200K3). Key specifications — Enclosure Material: Steel; Lockable: No; Rated Voltage: 277/480V AC; Brand: GENERAC; Compatible with Series: RTS; Service Rated Transfer Switch: No.
GENERAC Automatic Transfer Switch: Three Phase, 100 A Current Rating, 120/208V AC, 20,000 W Max Watt (MPN RTSN100G3). Key specifications — Enclosure Material: Steel; Lockable: No; Rated Voltage: 120/208V AC; Brand: GENERAC; Compatible with Series: RTS; Service Rated Transfer Switch: No.
GENERAC
GENERAC Automatic Transfer Switch: Three Phase, 100 A Current Rating, 120/208V AC, 20,000 W Max Watt (MPN RTSN100G3). Key specifications — Enclosure Material: Steel; Lockable: No; Rated Voltage: 120/208V AC; Brand: GENERAC; Compatible with Series: RTS; Service Rated Transfer Switch: No.
GENERAC Automatic Transfer Switch: Three Phase, 100 A Current Rating, 120/240V AC, 20,000 W Max Watt (MPN RTSN100J3). Key specifications — Enclosure Material: Steel; Lockable: No; Rated Voltage: 120/240V AC; Brand: GENERAC; Compatible with Series: RTS; Service Rated Transfer Switch: No.
GENERAC
GENERAC Automatic Transfer Switch: Three Phase, 100 A Current Rating, 120/240V AC, 20,000 W Max Watt (MPN RTSN100J3). Key specifications — Enclosure Material: Steel; Lockable: No; Rated Voltage: 120/240V AC; Brand: GENERAC; Compatible with Series: RTS; Service Rated Transfer Switch: No.
GENERAC Automatic Transfer Switch: Three Phase, 400 A Current Rating, 120/240V AC, 60,000 W Max Watt (MPN RTSN400J3). Key specifications — Enclosure Material: Steel; Lockable: No; Rated Voltage: 120/240V AC; Brand: GENERAC; Compatible with Series: RTS; Service Rated Transfer Switch: No.
GENERAC
GENERAC Automatic Transfer Switch: Three Phase, 400 A Current Rating, 120/240V AC, 60,000 W Max Watt (MPN RTSN400J3). Key specifications — Enclosure Material: Steel; Lockable: No; Rated Voltage: 120/240V AC; Brand: GENERAC; Compatible with Series: RTS; Service Rated Transfer Switch: No.
GENERAC Automatic Transfer Switch: Three Phase, 200 A Current Rating, 120/208V AC, 45,000 W Max Watt (MPN RTSN200G3). Key specifications — Enclosure Material: Steel; Lockable: No; Rated Voltage: 120/208V AC; Brand: GENERAC; Compatible with Series: RTS; Service Rated Transfer Switch: No.
GENERAC
GENERAC Automatic Transfer Switch: Three Phase, 200 A Current Rating, 120/208V AC, 45,000 W Max Watt (MPN RTSN200G3). Key specifications — Enclosure Material: Steel; Lockable: No; Rated Voltage: 120/208V AC; Brand: GENERAC; Compatible with Series: RTS; Service Rated Transfer Switch: No.
GENERAC Automatic Transfer Switch: Three Phase, 800 A Current Rating, 277/480V AC, Steel, 3R, RTS (MPN RTSN800K3). Key specifications — Enclosure Material: Steel; Lockable: Yes; Rated Voltage: 277/480V AC; Brand: GENERAC; Compatible with Series: RTS; Service Rated Transfer Switch: No.
GENERAC
GENERAC Automatic Transfer Switch: Three Phase, 800 A Current Rating, 277/480V AC, Steel, 3R, RTS (MPN RTSN800K3). Key specifications — Enclosure Material: Steel; Lockable: Yes; Rated Voltage: 277/480V AC; Brand: GENERAC; Compatible with Series: RTS; Service Rated Transfer Switch: No.

More from GENERAC

View all GENERAC parts →
GENERAC Automatic Transfer Switch: Three Phase, 200 A Current Rating, 120/240V AC, 45,000 W Max Watt (MPN RTSN200J3). Key specifications — Enclosure Material: Steel; Lockable: No; Rated Voltage: 120/240V AC; Brand: GENERAC; Compatible with Series: RTS; Service Rated Transfer Switch: No.
GENERAC
GENERAC Automatic Transfer Switch: Three Phase, 200 A Current Rating, 120/240V AC, 45,000 W Max Watt (MPN RTSN200J3). Key specifications — Enclosure Material: Steel; Lockable: No; Rated Voltage: 120/240V AC; Brand: GENERAC; Compatible with Series: RTS; Service Rated Transfer Switch: No.
GENERAC Automatic Transfer Switch: Single Phase, 300 A Current Rating, Service Rated Transfer Switch (MPN RTSW300A3). Key specifications — Enclosure Material: Aluminum; Lockable: No; Rated Voltage: 120/240V AC; Brand: GENERAC; Compatible with Series: RTS; Service Rated Transfer Switch: Yes.
GENERAC
GENERAC Automatic Transfer Switch: Single Phase, 300 A Current Rating, Service Rated Transfer Switch (MPN RTSW300A3). Key specifications — Enclosure Material: Aluminum; Lockable: No; Rated Voltage: 120/240V AC; Brand: GENERAC; Compatible with Series: RTS; Service Rated Transfer Switch: Yes.
GENERAC Automatic Transfer Switch: Three Phase, 600 A Current Rating, 277/480V AC, Steel, 3R, RTS (MPN RTSN600K3). Key specifications — Enclosure Material: Steel; Lockable: Yes; Rated Voltage: 277/480V AC; Brand: GENERAC; Compatible with Series: RTS; Service Rated Transfer Switch: No.
GENERAC
GENERAC Automatic Transfer Switch: Three Phase, 600 A Current Rating, 277/480V AC, Steel, 3R, RTS (MPN RTSN600K3). Key specifications — Enclosure Material: Steel; Lockable: Yes; Rated Voltage: 277/480V AC; Brand: GENERAC; Compatible with Series: RTS; Service Rated Transfer Switch: No.
GENERAC 200 Amp Service Rated 120/240 3Ø NEMA 3R: Three Phase, 200 A Current Rating, 120/240V AC, 3R (MPN RTSW200J3). Key specifications — Enclosure Material: Aluminum; Rated Voltage: 120/240V AC; Brand: GENERAC; Compatible with Series: RTS; Service Rated Transfer Switch: Yes.
GENERAC
GENERAC 200 Amp Service Rated 120/240 3Ø NEMA 3R: Three Phase, 200 A Current Rating, 120/240V AC, 3R (MPN RTSW200J3). Key specifications — Enclosure Material: Aluminum; Rated Voltage: 120/240V AC; Brand: GENERAC; Compatible with Series: RTS; Service Rated Transfer Switch: Yes.
GENERAC Automatic Transfer Switch: Single Phase, 400 A Current Rating, Service Rated Transfer Switch (MPN RTSW400A3). Key specifications — Enclosure Material: Aluminum; Lockable: No; Rated Voltage: 120/240V AC; Brand: GENERAC; Compatible with Series: RTS; Service Rated Transfer Switch: Yes.
GENERAC
GENERAC Automatic Transfer Switch: Single Phase, 400 A Current Rating, Service Rated Transfer Switch (MPN RTSW400A3). Key specifications — Enclosure Material: Aluminum; Lockable: No; Rated Voltage: 120/240V AC; Brand: GENERAC; Compatible with Series: RTS; Service Rated Transfer Switch: Yes.
GENERAC Automatic Transfer Switch: Single Phase, 800 A Current Rating, 120/240V AC, Steel, 3R, RTS (MPN RTSC800A3). Key specifications — Enclosure Material: Steel; Lockable: Yes; Rated Voltage: 120/240V AC; Brand: GENERAC; Compatible with Series: RTS; Service Rated Transfer Switch: No.
GENERAC
GENERAC Automatic Transfer Switch: Single Phase, 800 A Current Rating, 120/240V AC, Steel, 3R, RTS (MPN RTSC800A3). Key specifications — Enclosure Material: Steel; Lockable: Yes; Rated Voltage: 120/240V AC; Brand: GENERAC; Compatible with Series: RTS; Service Rated Transfer Switch: No.
GENERAC Automatic Transfer Switch: Single Phase, 100 A Current Rating, 120/240V AC, Steel, 3R, RXS (MPN RXSC100A3). Key specifications — Enclosure Material: Steel; Lockable: No; Rated Voltage: 120/240V AC; Brand: GENERAC; Compatible with Series: RXS; Service Rated Transfer Switch: No.
GENERAC
GENERAC Automatic Transfer Switch: Single Phase, 100 A Current Rating, 120/240V AC, Steel, 3R, RXS (MPN RXSC100A3). Key specifications — Enclosure Material: Steel; Lockable: No; Rated Voltage: 120/240V AC; Brand: GENERAC; Compatible with Series: RXS; Service Rated Transfer Switch: No.
GENERAC Automatic Transfer Switch: Three Phase, 400 A Current Rating, 120/208V AC, 60,000 W Max Watt (MPN RTSN400G3). Key specifications — Enclosure Material: Steel; Lockable: No; Rated Voltage: 120/208V AC; Brand: GENERAC; Compatible with Series: RTS; Service Rated Transfer Switch: No.
GENERAC
GENERAC Automatic Transfer Switch: Three Phase, 400 A Current Rating, 120/208V AC, 60,000 W Max Watt (MPN RTSN400G3). Key specifications — Enclosure Material: Steel; Lockable: No; Rated Voltage: 120/208V AC; Brand: GENERAC; Compatible with Series: RTS; Service Rated Transfer Switch: No.