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Franklin, KY 42134

100A Automatic Transfer Switch – Three-Phase NEMA 3R | Generac RTSN100G3

100A Automatic Transfer Switch – Three-Phase NEMA 3R | Generac RTSN100G3

Built for 100A three-phase applications, this switch includes a tough NEMA 3R enclosure and robust contactor. Ideal for demanding environments requiring reliable automatic switching.

$919.00

MPN: 23456700287 SKU RTSN100G3 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

100A Three-Phase Non-Service Entrance ATS – Generac RTSN100G3

The RTSN100G3 delivers automatic, three-phase transfer for essential commercial loads in a compact NEMA 3R enclosure.

  • 100 Amp, 3-Phase: Suited for light commercial panels and equipment.
  • Multiple Voltages: Compatible with common 3Ø distributions.
  • Open-Transition, Mechanically Held: Fast, positive switching.
  • NEMA 3R: Outdoor-rated enclosure.
  • UL 1008: Listed for transfer switch duty.

Product Specifications

Model Number: RTSN100G3
Amperage / Phase: 100A / 3Ø
Enclosure: NEMA 3R
Service Rating: Non-Service Entrance
Dimensions (L×W×H): 24.1″ × 20.2″ × 7.1″
Unit Weight: 65 lbs

Additional information

Weight 65 lbs
Dimensions 24.1 × 20.2 × 7.1 in
Amps

100A
Phase

Three-phase
Enclosure

NEMA 3R
Service Entrance Rated

No

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