+44 (0)115 9232568

SP Powerworld ADVR-440

Hybrid Analog/Digital Single Phase sensing Automatic Voltage Regulator - Compatible with Stamford AS440 AVR

The SP Powerworld ADVR-440 Compatible Voltage Regulator is a direct replacement for the Genuine Stamford AS440 E000-24403 AVR*

The ADVR-440 is also Compatible with the following Stamford models: SA465 - SA465-2 - E000-24652.

Accepted worldwide as the only Quality and Legal aftermarket replacement. It's been designed to work in exactly the same way and operates at the same performance. It’s the same size, function and has the same wiring connections, it also comes with 12 months warranty.

Ex stock - shipped Worldwide. For GBP, EURO or USD pricing please contact us:

Sales: james.daff@sp-powerworld.com

Office: info@sp-powerworld.com

Tel: +44 (0)115 923 2568 (United Kingdom)

Tel: (24-hour) +44 (0)7484709956 (United Kingdom)

*All manufacturer names, numbers, symbols and descriptions are used for reference purpose only and do not imply that any part is the product of these manufacturers.


* Digital Voltage Sensing & Under Frequency Protection circuits to reduce thermal drift
* Soft start voltage ramping
* Over excitation protection
* Quadrature Droop Input for parallel operation
* EMI suppression
* Built in high capacity fuse


* Sensing Input - Voltage 90 to 130 Vac @110 Vac 1 phase 2 wire
(Average Reading) - Voltage 180 to 260 Vac @220 Vac 1 phase 2 wire
* Power Input - Frequency 50 / 60 Hz (Jumper setting)
Voltage 40 to 300 Vac 1 phase 2 wire
* Excitation Output - Frequency 40 to 60 Hz
Continuous 63 Vdc 4A @ 220 Vac 1 phase
Max. 90 Vdc 7.5A for 10 seconds
* Excitation Resistance - Min. 15 Ω Max. 100 Ω


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