STAMFORD® AS440 Voltage Regulator AVR

STAMFORD® AS-440 Voltage Regulator

Product Group: STAMFORD® voltage regulators

Part/Model #: AS 440

Quality: Factory tested, satisfaction guaranteed

Condition: 100% genuine, certified factory original

Warranty: Full factory warranty

Pricing: Below MSRP

Shipping: Overnight as available

Product Information

STAMFORD® AS440 Automatic Voltage Regulator (AVR)

The STAMFORD® AS440 Automatic Voltage Regulator (AVR) is a half wave thyristor AVR that utilizes Surface Mount Technology (SMT). It is used on all UC224/UC274 generator heads. This model cannot be used with an Excitation Boost System, while the AS480 is EBS compatible. Also available in UL version for UL2200 rated use.

Power input voltage is 100-264V ac 1 phase and Frequency 50-60 Hz nominal. Power output voltage is 82V dc @ 200V ac.

Identical Automatic Voltage Regulator as:
Olympian VR 10000-17096
FG Wilson VR 10000-17096
STAMFORD® VR E000-24403/1P

Brand New! In Stock. Ships same day. Worldwide.
Quantity Discounts Are Available!

Cummins Generator Technologies

Manufacturing Origin:
United Kingdom (UK)


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Cummins Support Tech

Personalized Tech Support

Knowing which part you need isn’t always as easy as you might expect. That’s why Ward Leonard provides Authorized Tech Support to help you define exactly what you need to get your alternator back up and running. Much more than a distributor, we’re an Authorized Service & Repair Center that has handled hundreds of alternator projects over the years — and there isn’t a part we don’t know, can’t find, or can’t repair. Call 1-800-673-0531 to discuss your specific part — or any other maintenance and repair — needs.

STAMFORD® Alternator Service Guide

Maximize the life of your STAMFORD® alternator by following the recommended scheduled service and repair activities in this easy-to-understand guide. Activities include: Commission, Post Commission 250 hours/6 months, 1,000 hours/1 year service, 10,000 hours/2 year service and 30,000/5 year Service Kits for the following models:

  • P0/P1 Alternators
  • UC22/UC27 Alternators
  • HC4/HC5/HC6 Alternators
  • P7 Alternators
  • P80 Alternators
  • S Range

Stamford Alternator Service Guide Cover