RTSN400G3 - 400 Amp Transfer Switch 120/208 3Ø NEMA 3R CUL
            Certifications and Standards
- UL Listed
 
Features
- Digital Power Technology (DPM) allows these switches to have the capability to manage up to 4 individual HVAC (24 VAC controlled) loads with no additional hardware
 - Generac Automatic Transfer Switches are housed in an aluminum NEMA/UL Type 3R enclosure, with electrostatically applied and baked powder paint
 - The Heavy Duty Generac Contactor is a cUL recognized device, designed for years of service
 - Designed for use with three-phase generators 60-kw and below
 - When used in tandem with Smart Management Modules, up to 8 loads can be managed as well, providing the most installation efficient power management options available
 - Three-phase, 120/208-volt; cUL listed
 - RTSN400G3
 
Manufacturer Resources
Product Specs
- Amperage:
 - 400 A
 - Assembled Weight:
 - 130 lbs
 - Color Finish:
 - Grey
 - Country Of Origin:
 - United States
 - Installation Hardware Included:
 - transfer switch
 - Installation Instructions Included:
 - Yes
 - Manufacturer Warranty:
 - 5 year limited
 - Maximum Generator Input:
 - 48000 W
 - Overall Depth:
 - 17 in
 - Overall Height:
 - 52 in
 - Overall Width:
 - 25 in
 - Restrictions:
 - No
 - Department:
 - Electrical
 - Product Group:
 - Power Distribution
 - Product Subgroup:
 - Transfer Switch
 - Product Voltage:
 - 120 V
 - Product Material:
 - Aluminum
 - Product Weight:
 - 130 lbs
 
Generac RTSN400G3 – Frequently Asked Questions
How fast can I get the Generac RTSN400G3 delivered?
                        Most orders ship the same day from our distribution partners, with quick delivery throughout the
                        continental
                        U.S.
                        Need it urgently? Contact Us for expedited shipping options.
                    
                Can I return it if it doesn’t work for me?
                        Yes—ZenSupply offers a hassle-free return policy. If the product isn’t the right fit,
                        reach out to our support team for a return authorization or setup a return by following our return instructions.
                    
                Does the Generac RTSN400G3 come with a warranty?
                        Absolutely. The Generac RTSN400G3 is backed by a manufacturer’s warranty.
                        For full warranty terms, check the product documentation or Contact Us.
                    
                How do I get technical support or installation help for the Generac RTSN400G3?
                        You can call, text, or email our expert support team for fast answers. We’re here to help with
                        product
                        selection,
                        installation tips, and troubleshooting. Contact Us
                    
                Why buy the Generac RTSN400G3 from ZenSupply?
                        ZenSupply makes it easy to get the commercial door hardware you need—fast shipping, expert support,
                        and
                        rewards on
                        every order.
                        Our team is always ready to help you choose the right product for your project.