JH Emergency Stop Switch. Genuine Hangcha JH Emergency Stop Switch - Part # 02.SB.PJ.0003. The emergency stop button, also known as an E-Stop, is a safety feature on the models it is used on. When the E-Stop is operated, therefore isolating the pallet truck and preventing any further use, until reactivated. On models which have one fitted from new, the E-Stop needs to be kept in good working condition and tested regularly. If any damage or faults are present, the E-stop should be replaced. This part fits the following models: CBD15-JH CBD15-JL3 (2022 onwards models only) We are a leading UK supplier of spare and replacement parts for manual and electric hand pallet trucks / pump jacks, stackers, high lifters, tow trucks, scissor lift tables, platform lifters, and warehouse handling equipment. UK Stock. Fast Delivery. We pride ourselves on excellent Customer Service. We are a SafeContractor™ Approved Company.