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A Rich Heritage of Useful Technology & Innovation
  • SPS - T10

    SPS - T10

    Alternator Voltage Regulator

    Compact low cost model suitable for low KVA rating Brush less alternators. Suitable for 3 Phase (415 V) or 1 Phase (220V) Brush less Alternators. Maximum output Excitation 100 V DC and 6 A DC. Over Excitation current protection with 20 s delay timer & LED indicator. Under Frequency protection with LED indicator.

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  • SPS - 3810

    SPS - 3810

    Alternator Voltage Regulator

    Designed for low to medium KVA rating slip ring type Alternators only. Suitable for 3 Phase (415 V) slip ring type Alternators only. Maximum output Excitation 380 V DC and 6 or 10 or 15 A DC. Over Excitation current protection with 20 s delay timer & LED indicator.

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  • SPS - 448

    SPS - 448

    Alternator Voltage Regulator

    Designed for alternator with isolated auxiliary winding with additional terminal for booster winding. Can be also interfaced to alternator with PMG output. Engine relief module to assist faster engine rpm recovery at high torque loads. UFRO can be combined with engine relief module through link select.

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  • SPS - 460

    SPS - 460

    Alternator Voltage Regulator

    Compact low cost model suitable for low KVA rating Brush less alternators. Suitable for 3 Phase or 1 Phase ) Brush less Alternators. Maximum output Excitation 100 V DC and 4 A DC. Over Excitation Voltage protection with 20 s delay timer & LED indicator. Under Frequency protection with LED indicator.

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  • SPS 449

    SPS 449

    AVR SPS-449 is a solid state electronic device designed to develop and regulate voltage of an brush less alternator. It constantly monitors alternator voltage, frequency and field voltage to maintain constant voltage. SPS-440 has synchronizing facility using droop method and analogue input facility to interface the AVR to electronic devices like...

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  • SPS 101

    SPS 101

    AVR SPS-101 is a solid state electronic device designed to develop and regulate voltage of an brush less alternator. It constantly monitors alternator voltage, frequency and field current to maintain constant voltage.SPS-101 is designed to sense both Phase to phase and Phase to Neutral voltage...

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  • SPS 438

    SPS 438

    AVR SPS-438 is a IGBT based electronic device designed to develop and regulate voltage from a isolated auxiliary winding with additional terminal for combination with booster winding. Further it can be also interfaced to PMG (Permanent Magnet Generator) type alternator. In addition, AVR is loaded with engine relief module which assist engine to....

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  • SPS 238

    SPS 238

    AVR SPS-238 is a IGBT based electronic device designed to develop and regulate voltage from a isolated auxiliary winding In addition, AVR is loaded with engine relief module which assist engine to recover its rated rpm in short time when high torque load is imposed on alternator. When more than one alternator is required to be synchronized then....

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Welcome to Silicon Power Systems

SILICON POWER SYSTEMS manufactures more than 35 types of professionally manufactured AVR (Alternator Voltage Regulators). These Genset Voltage Regulators are engineered to match almost all type of alternators/gensets available in the world. Our Alternator Voltage Regulators are suitable for use under various type of excitation systems, for example self excited, separately excited, Auxiliary Winding Regulation Excitation Principle (AREP), Permanent Magnet Generator (PMG) and many more. We can quickly develop customized Alternator Voltage Regulator according to the customer's genset specification.

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Product Range & Applications

  • AVR for standard applications.
  • AVR for mobile tower applications.
  • AVR for non linear load applications.
  • PWM type frequency independent AVR.
  • AVR for Brushless & slip ring type alternators.
  • AVR for 400 Hz alternato.r
  • AVR for High field current up to 200 A.
  • AVR for marine application alternators.
  • Dual channel AVR.
  • Universal type AVR for multiple voltages and frequency.
  • Digital microprocessor controlled AVR.(new)