Parallax Power Supply ATS503 120/240V 50 Amp Transfer Switch

★★★★★ 4.7 125 reviews

$322.25
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$322.25
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Product details

Management number 209201417 Release Date 2026/03/29 List Price $128.90 Model Number 209201417
Category

Parallax Power Supply Line Generator Switch Model ATS 503. With a flick of the generator switch, the ATS 503 line generator switch from Parallax transfers power smoothly between shoreline power and generator/secondary power source, regardless of line voltage conditions. ATS 503 is engineered for superior reliability in 50 Amp, 120/240-volt electrical systems (per the new UL Standard 1008). Electronic circuit board design is proven in extensive cycle testing to withstand heat and torque. The low-profile chassis measuring just 3-1/2 high allows mounting in areas not possible with other 50 Amp transfer switches, and installation can be made without cover removal. Manual shut-off for time delay optimizes use with inverters. 10 lbs.

  • 120/240 Volt
  • With a flick of the generator switch, the ATS 503 line generator switch from Parallax transfers power smoothly between shoreline power and generator/secondary power source, regardless of line voltage conditions
  • Engineered for superior reliability in 50 Amp
  • Electronic circuit board design is proven in extensive cycle testing to withstand heat and torque
  • Easy installation
Brand PARALLAX
Model ATS503
Exterior Machined
Item Weight 10 pounds
Manufacturer Parallax Power Supply
Item model number ATS503
Product Dimensions 14 x 12 x 6 inches
Manufacturer Part Number ATS503

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4.7 out of 5
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125 ratings | 51 reviews
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