Check the listing for details. 40A / 100A Digital Spot Welder Machine Board Welding Time & Current Controller. Condition: Brand New. Listed at 15.86 USD. 40A / 100A Digital Spot Welder Machine Board Welding Time & Current ControllerFeature 1: The use of STM8 industrial control center microcontroller. 2: Strong and weak electricity through optocoupler insulation, safe operation. 3: The and foot switch line adopts the bolt the quick connect terminal, more convenient and reliable. 4: Input time, current using high-precision simple potentiometer, to ensure reliable, convenient input. 5: On-board power supply, state, foot, trigger indicator, work status clearly visible. 6: The design of reliable zero crossing detection circuit to ensure that the SCR phase shift accuracy. 7: The controller is compatible with 40A-100A scr. 8: Digital control interface, you can display the current time and current settings. 9: Input time of 1-50, cycle unit (1 cycles is 20 ms), current input (30-99%). Specification Current: 40/100A Voltage: AC9-12V Input time: 1-50 cycle unit(1 cycles is 20ms) Package Include 1x Control BoardPaymentDelivery detailsTerms of salesAbout usContact usPayment1.All major payment methods are accepted, including Apple-pay, Google-pay, Paypal, Credit cards, etc.2.Payment must be received within 3 business days before transaction close automatically.Delivery details1.We ship to your eBay address. Please make sure address and phone number are correct.2.Delivery time depends on destination distance and many other factors.3.Import duties, taxes and other charges may vary, Please know about relevant laws and regulations in advance. Terms of sales1.We are an international seller, however, we can't send to some countries for not supporting a direct post.2.If you need a bulk of purchase, please feel free to contact us.About us1.We will make you happy to deal with us. 2.Do not hesitate to contact us, we serve you a 100% customer satisfaction.3.We provide you with refund, exchange, resend or return service.Contact us1.If you have any questions, Welcome to email us through Ebay Messages box. 2.We will reply you and resolve problems as quickly as possible. 3.Business Hours: Sun-Fri 9:00-18:00 (Beijing Time GMT+8:00).