Smart Switch 300 Amp Service Rated 120/240 1-Phase NEMA 3R MPN:RTSW300A3
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Free Shipping
In Stock
SKU
510-G0293161
Smart Switch 300 Amp Service Rated 120/240 1-Phase NEMA 3R
The Smart Switch 300 Amp Service Rated 120/240 1-Phase NEMA 3R from Generac is a reliable and efficient automatic transfer switch designed for single-phase applications. Ideal for use in commercial and industrial settings, this switch provides seamless transitions between grid and generator power, ensuring uninterrupted operation of critical systems. With a 300 amp current rating and 72,000 watt maximum capacity, it can handle high-power demands. The switch features automatic exerciser and manual override capabilities, as well as a 15-second re-transfer time delay. Its rugged aluminum enclosure and NEMA 3R rating make it suitable for harsh environments.
Top product features:
- Automatic transfer switch
- Automatic exerciser
- Manual override
Top product applications:
- Home Standby Generator System
- Backup Power for Critical Loads such as Medical Equipment and HVAC Systems
- Remote or Off-Grid Power Generation and Distribution
Automatic Transfer Switch, Phase Single, Current Rating 300 A, Service Rated Transfer Switch Yes, Rated Voltage 120/240V AC, Maximum Wattage 72,000 W, Enclosure Material Aluminum, NEMA Enclosure Rating 3R, Lockable No, Compatible with Series RTS, Overall Height 48 in, Overall Width 21 13/16 in, Overall Depth 10 in, Automatic Exerciser Yes, Manual Override Yes, Re-Transfer Time Delay 15 sec, Color Gray, Compatible with Brand Generac
Additional Information
- Country of Origin: US
- Drop Ship Item: No
- Blind Ship Eligible: No
- LTL Freight Required: No
- Lead Time: Ships in 1 days
- Minimum Order Quantity: 1
- Unit of Measure: EA
- Package Length: 23.50
- Package Width: 49.00
- Package Height: 18.00
- Package Weight: 145.00
Product info last updated on January 15, 2026 1:15am UTC
Category: Generators