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Bus safety belt alarm system with optical signal

  • 50-499 Sets
  • 500-999 Sets
  • >=1000 Sets
- +
0piecesselected, US $in total
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Shipping fee:
Depends on the order quantity.
Lead Time:
7 day(s) after payment received
Samples: $12.00 /Set, 1 Set (Min. Order): Buy Samples
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Samples - $12.00 /Set, 1 Set (Min. Order): Buy Samples
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Quick Details
Place of Origin:
Jiangsu, China
Brand Name:
Model Number:

Packaging & Delivery

Selling Units:
Single item
Single package size: 
8.8X4X2.8 cm
Single gross weight:
0.010 kg
Package Type:
shipping carton
Lead Time :
Quantity(Sets) 1 - 50 51 - 500 501 - 1000 >1000
Est. Time(days) 7 30 45 To be negotiated
Video Description
The safety belt alarm system is composed by:
  1.  Alarm lamp
  2. The seat alarm lock catch
  3. The harness



1. The alarm lamp





2. The seat alarm lock catch


The seat alarm lock catch + alarm circuit, switch normally shut

 3. The harness
Operating principle:
  • The buckle seat of the safety belt is provided with an alarm line.
  • The switch in the safety belt is in the normally connected state when the safety buckle is not inserted. At this time, the alarm lamp is always on. When the seat belt buckle is inserted, the circuit is disconnected. Then the alarm lamp goes out.
  • Our system exclude seat safety belt.


1.      Voltage input: 24V, Current: 35mA

2.      Work temperature: -20°C~85°C

3.      Size: 54*40*35mm



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