Basler Electric SR4A Voltage Regulator P.N. SR4A-2B16B3A S/N H00710836/H00755806 Available

Product Description:

Basler Electric Static Voltage Regulator

Type: Static Voltage Regulator/Automatic Voltage Regulator (AVR)

Series/Model: SR4A Series/Model SR4A-2B16B3A (P.N. SR4A-2B16B3A)

Manufacturer: Basler Electric (Highland, Illinois, USA)

Country of Origin: USA

Condition: Pre-owned/Authentic Industrial Surplus (Physical unit complete with heavy-duty metal enclosure, internal control PCB assembly, bottom ventilation slots, and labeled screw terminal strip).

Fits For: Designed for precise voltage control and excitation regulation in brushless AC synchronous generators and power generation systems across marine, industrial, commercial standby, and utility applications.

Key Components Included:

• Industrial Metal Enclosure: Heavy-duty metal housing with integrated mounting feet and bottom ventilation slots for thermal heat dissipation.
• Internal Control PCB Assembly: Circuit board equipped with potentiometers for precision field adjustment (Voltage Range, Voltage Control, Stability) and power capacitors.
• Screw Terminal Strip: Lower connection terminals clearly labeled for E1, E2, E3, F+, F-, A-, 7, 6, 4, 3, 2, 1 wiring. 
• Front Caution Label: Marked with “CONNECTED FOR 120 VAC SENSING”.

Key Technical Specifications:

• Input Sensing : 30 VA, 50/60 Hz, 3-Phase (Connected for 120 VAC sensing)
• Input Power : 120 VAC, 840 VA, 50/60 Hz, Single Phase
• Output Power : 63 VDC, 7 A
• Serial Numbers : S/N H00710836 / H00755806 
• Certifications : CSA Certified

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