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GENERAC RTSN400J3 Automatic Transfer Switch - Automatic Transfer Switches
GENERACAutomatic Transfer Switches

GENERAC RTSN400J3 Automatic Transfer Switch

The GENERAC Automatic Transfer Switch: Three Phase (SKU RTSN400J3, MPN RTSN400J3) is a 400 A, 60,000 W max watt automatic transfer switch with a rated voltage of 120/240V AC. It features a steel enclosure, is not…

SKU 3G-OTH-371150

Brand
GENERAC
Item
RTSN400J3 Automatic Transfer Switch
Part Number
RTSN400J3
Category
Automatic Transfer Switches
Available to Order
Also known as:RTSN400J3GENERAC
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Technical Specifications

GENERAC
Manufacturer Part Number
RTSN400J3
AC
120/240V
Lockable
No
Max Watt
60,000 W
Rated Voltage
120/240V AC
Current Rating
400 A
Enclosure Material
Steel
Compatible with Series
RTS
Service Rated Transfer Switch
No

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

Product Description

The GENERAC Automatic Transfer Switch: Three Phase (SKU RTSN400J3, MPN RTSN400J3) is a 400 A, 60,000 W max watt automatic transfer switch with a rated voltage of 120/240V AC. It features a steel enclosure, is not lockable, and is compatible with the RTS series. This unit is not service rated.

Frequently Asked Questions

What is the GENERAC RTSN400J3 automatic transfer switch used for?

The GENERAC RTSN400J3 is a three-phase automatic transfer switch rated for 400 A and 60,000 W max watt at 120/240V AC. It automatically transfers power between utility and generator sources during outages, ensuring continuous operation for commercial and industrial facilities.

What are the specifications of the GENERAC RTSN400J3 transfer switch?

The GENERAC RTSN400J3 is a 400 A, three-phase automatic transfer switch with a rated voltage of 120/240V AC and 60,000 W max watt. It features a steel enclosure, is not lockable, and is compatible with the RTS series. This unit is not service rated.

Where to buy the GENERAC RTSN400J3 transfer switch worldwide?

3G Electric supplies the GENERAC RTSN400J3 automatic transfer switch worldwide. As a global industrial equipment distributor since 1990, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time.

How to install the GENERAC RTSN400J3 automatic transfer switch?

Installation of the GENERAC RTSN400J3 must be performed by a licensed electrician following local codes and the manufacturer's manual. Ensure the steel enclosure is securely mounted, all connections are torqued to spec, and the unit is tested for proper transfer between utility and generator power.

Used in

Common applications for GENERAC
Commercial facilities — Generac three-phase diesel generators (e.g., RD05033JDAE) for standby power during outages.
Industrial plants — Generac 277/480V generators (e.g., RD05033KDAE) for critical process backup.
Residential homes — Generac single-phase 120/240V generators (e.g., RD02025ADAE) for automatic standby power.
Data centers — Generac diesel generators with transfer switches for redundant power supply.
Healthcare facilities — Generac CARB-compliant generators (e.g., RA03022ADAE) for emergency power.
Telecommunications — Generac standby generators for remote site power backup.
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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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