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Leroy-Somer D550 Digital Voltage Regulator

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Optimize your generator's performance with the Leroy-Somer D550 Digital Voltage Regulator. Featuring 530Vac voltage sensing, 7A/15A rms excitation current, and advanced CAN Bus/USB connectivity, this genuine Nidec AVR ensures precise alternator control and maximum reliability for industrial applications.

Leroy-Somer R450 Automatic Voltage Regulator (AVR)

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Maximize your AC generator's performance with the genuine Leroy-Somer R450 Automatic Voltage Regulator (AVR). Manufactured in France, this robust AVR supports SHUNT, AREP, and PM excitation systems, 50/60Hz frequencies, and 1-phase/3-phase sensing. Ideal for LSA series alternators, it ensures stable, reliable, and precise voltage control for industrial power needs.

Leroy-Somer R 120 Automatic Voltage Regulator

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Shop the genuine Leroy-Somer R 120 Automatic Voltage Regulator (AVR) for reliable generator excitation control. Engineered for single-phase 50/60Hz systems, this AVR features a 240V power input, 415V sensing, and a steady 105V 6A DC output to ensure precise voltage stability and peak alternator performance.

Leroy-Somer R 150 Automatic Voltage Regulator

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Upgrade your generator's reliability with the genuine Leroy-Somer R 150 Automatic Voltage Regulator (AVR). Designed for optimal excitation control, it features a 240V AC power input, 415V AC sensing input, and a 105V DC (6A) output. Ideal for maintaining stable alternator voltage and seamless 50/60 Hz frequency operation.

Leroy-Somer R450T Automatic Voltage Regulator (AVR)

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Genuine Leroy-Somer R450T Automatic Voltage Regulator (AVR) featuring 3-phase sensing. Compatible with Shunt, AREP, and PMG excitation systems. Offers selectable voltage (up to 530V) and frequency (50/60/65Hz) settings for reliable and precise synchronous alternator control.

Leroy-Somer R-180 Automatic Voltage Regulator

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Shop the genuine Nidec Leroy-Somer R-180 Automatic Voltage Regulator (AVR). This high-performance, solid-state AVR guarantees stable generator voltage with ±0.5% regulation, built-in thermal protection, and precise calibration potentiometers. Ideal for reliable industrial alternator maintenance and power generation upgrades.

LEROY-SOMER EM10 Automatic Voltage Regulator (AVR)

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Optimize your power generation with the genuine LEROY-SOMER EM10 Automatic Voltage Regulator (AVR). Engineered for synchronous generators, this French-made control module (PN: 35-3-00001-40-A3) delivers precise voltage sensing, efficient thermal management, and reliable field excitation in a rugged, flame-retardant PBT GF 30 V0 enclosure.

Leroy-Somer EM15 Automatic Voltage Regulator (AVR)

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Ensure optimal generator performance with the genuine Leroy-Somer EM15 Automatic Voltage Regulator (AVR). Manufactured in France, this robust module offers precise voltage control, advanced thermal management, and cRUus-certified reliability for industrial power systems.