POPULACE
Generator Automatic Voltage Regulator Stamford AVR AS440
Model: AS440
Stamford AVR AS440,factory price with CE verified.
| Warranty | 13 months |
|---|---|
| Place of Origin | Fujian, China |
| Brand Name | POPULACE |
| Model Number | AS440 |
| Overall Size | 175×150×65mm |
| Weight | 0.4kg |
| Certification | CE,ISO9001 |
| Technical Data | 1phase or 3 phase 220V |
| Capacitor Color | Blue Capacitor, Red for option |
Applications
- Standby and prime diesel generator sets fitted with Stamford alternators in telecom, data-centre and hospital backup power
- Commercial and industrial gensets requiring stable output voltage under varying load
- Alternator rewinds and rebuilds where the original AVR is obsolete or damaged
Product description
Generator Automatic Voltage Regulator Stamford AVR AS440
General Features
 | Generator Automatic Voltage Regulator Stamford AVR AS440 As440 is a half wave phase controlled thyristor type AVR and form part of the excitation system for a brushless generator. -The design employs Surfacce Mount Technology for high intergration of feature in a small footprint AVR. -The AVR has the facility for droop CT connection,to allow parallel running with other sinilarty equipped generators. |
 | Features *Voltage regulation < ± 1%. * Soft start voltage ramping. * Sensing voltage loss protection. * 120 or 240 Vac sensing, jumper selectable. * Under frequency roll off protection. * With under frequency LED indicator. |
| Product Name | Automatic Voltage Regulator 220 volt 1 Phase Generator AVR AS440 | |
| Sensing/Power input | Voltage | 120(95-132Vac)240(190-264Vac),1 phase 2 wire jumper selectable |
| Frequency | 50/60 Hz jumper selectable | |
| Output | Voltage | Max. 90 Vdc @ 207 Vac input |
| Current | Continuous 4A,Intermittent 6A for 10 seconds | |
| Voltage Regulation | < +/-1% (with 4% engine governing) |
Connection Diagram
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FAQ
Stamford AVR AS440 is an OEM-compatible replacement. Send a photo of your alternator nameplate (model, voltage, frequency) and our engineers confirm the match against AS440 before dispatch.
Yes. Output voltage, stability adjustment and protection functions are bench-tested on every unit, and the test record travels with your order.
Stamford AVR AS440: overall size 175×150×65mm, shipping weight approx. 0.4kg. Send your panel or packing constraints and we confirm fit.
Stamford AVR AS440 is covered by a 13 months factory warranty. Quality issues within the term are replaced or repaired at our cost.
Stamford AVR AS440 carries CE,ISO9001 certification from our ISO9001-certified Xiamen facility.
Yes. POPULACE Electronic Co., Ltd. manufactures generator parts in Xiamen, Fujian - factory visits are welcome.
Yes. Samples are available for testing; express freight (FedEx, DHL, UPS, TNT, Aramex) typically delivers within 3-7 days.
In-stock items ship 2-3 days after payment; larger batches are produced in 3-7 days. Sea, air or express shipping is arranged to your preference.
T/T, PayPal, Western Union, MoneyGram, Alibaba order link and RMB transfer are all supported.
20 Years Experience for Genset Parts
POPULACE has 20 years of experience supplying generator parts worldwide — reliable, OEM-compatible, and built for continuous operation.
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