benlong 
MCB automatic assembly line
High‑speed MCB automatic assembly line with 2‑3.5 sec/pc cycle time. Supports 1P/2P/3P/4P quick changeover, vision inspection at every station, in‑line trip current & operation force testing. Reduces labor by 80%, eliminates mis‑assembly. Ideal for high‑volume MCB production. Omron PLC, Festo/SMC pneumatics, MES ready. Payback under 18 months.
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MCCB automatic production line
Fully automatic MCCB production line for 100A‑1600A frames. Integrates riveting, torque calibration, ETU digital calibration (L‑S‑I‑G), hi‑pot test, and MES traceability. 30 sec/pc, IEC 60947‑2 compliant. Customizable for medium‑to‑large MCCB manufacturing.
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Air-operated Circuit Breaker （ACB） Automatic production line
This system is dedicated to high-current Air Circuit Breakers (ACB) and complies with IEC and industrial distribution standards. The line achieves precise assembly of the contact system and arc chute and includes automated linkage testing of smart trip units and microprocessors, ensuring ACB's high breaking capacity and superior digital performance.
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Vacuum circuit breaker （VCB） automaticproduction line
Fully automatic VCB production line for 12KV/24KV vacuum circuit breakers. Servo‑aligned vacuum interrupter assembly, mechanism characteristic test (speed/travel/timing), HV insulation test, mechanical endurance cycling. IEC 62271‑100 compliant. 25‑30 units/shift, full traceability, remote diagnostics.
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Indicator light automatic production line
Fully automatic indicator light production line for industrial and household signal lights. Integrates copper sheet insertion, PCB assembly, riveting, screw fastening, pad printing, and base packaging. High-speed, stable, reduces labor cost. Customizable for LED pilot lights. Contact Benlong for a quote.
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Solid State Relay Automated Production Line
Benlong Solid State Relay (SSR) automated production line integrates SMT placement, soldering, dispensing, functional testing (current, voltage, isolation, thermal), and MES traceability. Output 1,200-1,800 units/shift. Compliant with IEC 62314. Ideal for industrial SSR manufacturing.
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