Model No: SM-03-D

For KoYo/Sigma command board SM-03-D

1. Top Quality: 100% new original from trusted sources.
2. Supply Capacity: 200k+ multi-brand elevator parts.
3. Fast Delivery: Ship within 3 days.
4. Warranty: 12-month guarantee with free returns for errors.

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-Why us-

Potensi supply all types of elevator command board. Potensi is able to supply more 99% muti-brand elevator/escalator spare parts with competive price with 21 years experience in China elevator industry. Our KoYo/Sigma command board are with enough stocks and ready to ship at any time. Not only KoYo/Sigma command board SM-03-D (with protocol) can be guaranteened 100% original and 100% new, but also we promise all parts we supplied are not secondhand or refurbished. If you want to know more, please feel free to contact Esther. POTENSI looks forward to working with you in near future.

-Product Parameters-

Applicable brands:	For KoYo/Sigma
Products:	command board SM-03-D
Model:	SM-03-D
Place of Origin:	Original

The KoYo/Sigma command board SM‑03‑D (also known as STEP SM‑03‑D or A3N35898) is a compact car top panel interface PCB used in LG/Sigma, STEP, and Monarch elevator systems. It provides communication between the car operating panel (COP) and the elevator drive, handling button inputs and status feedback via built‑in protocol support.

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