STEP ProD0654V3 Elevator Door Control PCB Board Asynchronous Door Operator Controller DC24V Lift Car Door Drive Panel Replacement Spare Parts

ProD0654V3 is an original door operator control board manufactured by STEP. It serves as the core driving unit for STEP asynchronous elevator door machines. Equipped with advanced vector control algorithm and built-in multiple safety detection circuits, this PCB supports smooth speed curve adjustment for door opening and closing. The flame-retardant circuit board comes with comprehensive anti-surge and anti-interference components, ensuring stable operation under complex electromagnetic environments inside elevator hoistways. Standard terminal definitions and mounting dimensions allow direct plug-and-play replacement without complicated parameter modification.

Core Functions
Precise Door Motor Motion Control
Receive operation commands from elevator mainboard, adjust output voltage and frequency to control door motor speed, realizing stable acceleration, uniform movement and gentle stop during door opening and closing.
Obstacle Anti-Pinch Response
Detect abnormal load during door closing. When resistance is sensed, the board triggers automatic door reversal to avoid clamping passengers.
Safety Status Signal Feedback
Transmit door fully open / fully closed status signals to elevator main controller. The elevator can only start running after receiving confirmed door lock signals.
Flexible Parameter Debugging
Support adjustment of door opening speed, closing speed, hold time and sensitivity via debug tool to match different elevator cabin and door mechanical conditions.
Fault Recording & Alarm Output
Automatically record operation faults such as motor stall or communication failure. Maintenance staff can read fault codes to quickly troubleshoot door system failures and reduce elevator downtime.

Xi’an Sulab Machinery Co., Ltd is committed to providing our customers with the highest quality elevator and escalator parts in the most timely and professional manner. The main brands are Otis, KONE, Sigma, Hyundai, , etc. There are also elevator and escalator spare parts of Chinese brands such as Canny, BLT and IFE. We also do OEM of escalators and moving walks, as well as modernization of elevators.

Our basic premise in building our business is to help our customers meet their requirements by providing exceptional customer service, competitive prices and quality OEM parts. We provide our valued customers with elevators and escalators with the best quality and competitive prices.

At the same time we also focus on modernizing our customers, but this is probably the best solution for those old elevator maintenance today. This not only solves high-value routine maintenance issues, but also extends the life of the elevator. Customers are our greatest asset, and we promise to all our customers that we will act with fairness, integrity and respect for everyone. We encourage and advocate innovation and creativity to serve every customer better than any competitor with value-for-money products and services. So far, we have successfully sold many elevator products to North America, South America, Middle East, Southeast Asia, Africa, Europe and other countries.

Xi'an Sulab Machinery Co., Ltd. uses excellent labels and packaging labels when delivering goods; carton boxes for light items; fumigation-free wooden boxes for heavy items; according to the urgency of customer needs and cost needs, using the most suitable delivery way to ship the parts. After delivery, write customers of the courier number and the latest logistics status in timely. When the goods nearly arrive at the destination place, remind the customer to contact the local express company or forwarder to make the custom clearance, so as to obtain the goods as soon as possible. We pay much attention to the order details. Before delivery, we will check and confirm the product information and pictures with the customer, after customer approval, then arrange the delivery.

Professional service,high quality parts and products,quick delivery, reasonable price,no after-care purchasing experience. No matter where you are,we will work with you to create a better future together.

Welcome to know more about us and look forward to cooperating with you.