STAMFORD® SX-440 Voltage Regulator AVR

STAMFORD® SX-440 Voltage Regulator AVR

Product Group STAMFORD® voltage regulators

Part/Model # SX440

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® SX-440 Voltage Regulator AVR

This part is now replaced with the STAMFORD® AS440 AVR.

The STAMFORD® SX440 AVR is a phase-controlled, half-wave, solid-state regulator from STAMFORD®, featuring a thyristor type AVR and a brushless generator.

The main functions include:

  1. Low Hz Detector
  2. Stability Circuit
  3. Sensing Loss Detector
  4. Potential Divider and Rectifier

The featured controls are:

  1. Stability Adjustment
  2. Under Frequency Roll Off (UFRO) Adjustment
  3. Droop Adjustment
  4. Trim Adjustment

Sensing input voltage is 190-264V ac 1-phase, 2-wire and Frequency 50-60 Hz nominal. Output voltage is 90V dc @ 207V ac max.

Part Number:
STAMFORD® E000-24030; SX440

Brand New! In Stock. Ships same day. Worldwide.

Cummins Generator Technologies

Manufacturing Origin:
United Kingdom (UK)

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