New Arrivals/Restock

Keystone KTAT 480V to 277V Step Down Auto Transformer, 250W

flash sale iconLimited Time Sale
Until the end
21
38
40

$22.33 cheaper than the new price!!

Free shipping for purchases over $99 ( Details )
Free cash-on-delivery fees for purchases over $99
Please note that the sales price and tax displayed may differ between online and in-store. Also, the product may be out of stock in-store.
New  $44.66
quantity

Product details

Management number 203234317 Release Date 2025/09/29 List Price $22.33 Model Number 203234317
Category

Keystone’s 480V to 277V Step-Down Auto-Transformers are designed to step down 480V to 277V single-phase power. These transformers
enable consumers to utilize common universal voltage (120-277V) electronic ballasts in applications where the main facility power is 480V.

Features

  • Input Voltage: 480V
  • Output Voltage: 277V
  • Max Power: 250W
  • Maximum Load: 250VA
  • Non-Isolated Autotransformer
  • For Use with LED, T5, T8, CFL, or Electronic HID Ballast Operating at 277V Input Voltage
  • Insulation Rating: 105ºC Class A
  • Thermally Protected
  • No Load Power Consumption < 7W

Dimensions

  • Length: 9.45"
  • Width: 1.7"
  • Height: 1.2"

Warranty

  • 5-Year warranty

Documents

Labels:

  


Correction of product information

If you notice any omissions or errors in the product information on this page, please use the correction request form below.

Correction Request Form

Product Review

You must be logged in to post a review