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Home Lighting & Dimming Engineer Backend

SH751 Smart-Bus DIN-Rail Mount Dimmer 4ch 3A /per ch with scene controller

Smart-Bus DIN-Rail Mount Dimmer 4ch 3A /per ch with scene controller
View Datasheet

DIN-Rail Mount Dimmer 4ch 3A /per ch with scene controller with Overheat, Overload, Surge Protection. Single phase both  220/110 VAC, 50-60Hz (Green operated supplied by 24VAC/30mA)

Small and elegant with labeling place, life LED indicator, broadcast address button and Momentary channel button.

Can be used in any location that require energy saving, intelligent control such as apartment, Villa, Offices, Restaurant, Hotel rooms.


  • 4ch, 3A for each channel
  • Maximum current in 4ch: 10A
  • Built in temperate sensor for overheat protection 
  • Channel momentary button operated, Life LED indicator, Broadcast address function, Elegant plastic Labeling Area.
  • Maximum separate 4 areas, 12 scenes for each area 
  • Maximum sequence is 4, each sequence has 4 running modes: forward, backward, bounce, random.
  • Device can be restored to previous scene or designated scene after power restore 
  • Low threshold, high threshold and maximum threshold available to suit different loads of each channel  
  • Each channel built-in 4A FUSE 


Power Input: AC 110V-220V 50Hz/60Hz   8-32 VDC from bus
Power Consumption: 30mA/DC24V
Ambient Conditions:
Working Temperature: -10℃~+45℃
Working Relative Humidity: 20% - 90%
Storage Temperature: -40℃- +55℃
Storage  Relative Humidity: 10% -  93%
Output Channel: 4ch dimmer
Installation: 35mm DIN rail mounting (8P)
Output current in each channel: 3A, maximum current in 4ch: 10A
Protection: Overheating, over load, surge
Communication: Smart-BUS




  • Apartment , Villa, Offices Lighting
  • Hotel Room Lighting
  • Restaurants, shops, showrooms