Parallax Power Supply ATS Line Generator Switch, 120V 30A, ATS301
Parallax Power Supply ATS Line Generator Switch, 120/240V 50A, ATS503
PARALLAX POWER SUPPLYNeed several, or a formal quote? Send us a message.
- Ships from U.S. warehouses. Shipping cost is shown at checkout.
- 30-day returns on new, unused items in original packaging. Return policy
- Not sure it fits? Call (832) 308-3163, Mon–Thu 9–5, Fri 9–2 Central.
- Secure checkout with all major credit cards.
Description
The Parallax Power Supply ATS503 is an ATS line generator switch rated for 120/240 volts and 50 amps. It transfers power between shoreline and RV generators, so you don't have to handle plugs or electrical cords.
Features
- Conforms to UL Standard 1008 for 50-amp transfer switches, superseding the previous UL Standard 508
- Printed circuit board design developed and proven through extensive cycle testing
- Fault indicator light for easier troubleshooting
- Manual shut-off for the time delay feature when an inverter is used as the secondary power source
Specifications
- Rating: 120/240V, 50A
- Weight: 7 lbs
- Manufacturer part number: ATS503
Specifications
- Brand
- PARALLAX POWER SUPPLY
- Manufacturer part #
- ATS503
- JMS SKU
- JMS277383
- UPC
- 894714001947
- Shipping weight
- 10.38 lb
Shipping
Most orders ship within 1–2 days from U.S. warehouses. You'll see the shipping cost and choose a method at checkout.
Returns
Return new, unused items in original packaging within 30 days. Defective items after 30 days follow the manufacturer's warranty. Return policy
Questions
Call (832) 308-3163 or send us a message. Have your boat's make, model and year handy.


