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Relay Dry Contact Switch Quantity to Fiber Ｏptic Burglar Alarm Signal Over fiber extender,Alarm/contact closure to fiber transmitter and receiver

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Guaranteed to get by 6 Mar
Free shipping
Get a RM5.00 voucher if your order arrives late.
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15-Day Free Returns • Cash on Delivery • Extended Protection Service Program
Select Variation
2CH
one way
4CH
one way
+7