benlong 
DC Charging Pile Automatic production line
Benlong DC charging pile automatic production line for EV fast chargers (50kW-350kW). Robotic assembly, automated cable crimping, insulation testing, CCS/CHAdeMO validation. 20-40 units/shift. IEC 61851-23 compliant. Turnkey solution for e-mobility infrastructure.
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Surge protection Device （SPD） Automatic Production line
Fully automatic SPD production line for Type 1/2/3 surge protection devices. Automatic base feeding, precision varistor welding (resistance/laser), module insertion, laser marking & pad printing. Unmanned operation, IEC 61643‑11 compliant. Customizable for 1P/2P/3P/4P.
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lithium battery PACK module automatic production line
Fully automatic lithium battery PACK module production line for EV & ESS. Cell sorting (voltage/IR), laser/ultrasonic welding, BMS installation, EOL test (insulation, charge/discharge, balancing). Customizable for cylindrical, prismatic, or pouch cells. Full traceability. IEC/UL compliant.
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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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Three phase electric meter automatic production line
Custom three‑phase smart meter automatic production line with PCBA dust removal, hi‑pot testing (4kV), semi‑auto calibration (0.05% reference), automatic sealing cap installation, and integrated aging test bench. Full traceability, MES ready. Ideal for high‑volume meter manufacturing.
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Single phase meter automatic production line
Custom single‑phase 2P DIN rail meter automatic production line with semi‑auto calibration (0.05%), PCBA dust removal, hi‑pot/insulation test, terminal screw torque check, laboratory‑grade aging bench, and MES traceability. Output 800‑1,500 units/shift. Ideal for high‑volume smart meter manufacturing.
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