Features: The welding module is equipped with two electrode operating points permanently attached to the device housing (current level setting 0 ~ 99), which allows the device to weld nickel strips with a thickness of 0.03 ~ 0.2 mm (0.15 mm for pure nickel). Adjusting the pulse power and the number of repetitions depending on the needs allows you to adjust the power to ensure a durable connection. Comes with a foot pedal for comfortable work. The device is suitable for building small sets of lithium batteries Specification: Supply voltage: 220V / 110V Power 2.88 KW (momentary) Current 800 A (max) Time of 1 pulse: 0.5 - 5 ms (variable) Time of 2 pulses: 1 - 10 ms (variable) Suitable shim thickness of 0.03 - 0.2 mm for the fixed head Dimensions: 200 x 140 x 245 mm (H x W x D) Set contains 737B impulse spot welder (or 737G depending on delivery) Control pedal 4 x Sealing needles A key for changing needles 2 x 30A fuse Basket for 4 AA batteries Nickel strips: 30pcs 0.1x4x100mm 30pcs 0.15x5x100mm https://elecena.pl/product/22621484/spot-impulse-welding-machine-sunkko-737b-g-for-connecting-batteries 2023-02-23 https://elecena.pl/product/22621484/spot-impulse-welding-machine-sunkko-737b-g-for-connecting-batteries 2025-10-29