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Relay contacts rated at 0.4 A @24 V dc Only compatible with FIRElink-25 and FIRElink-100 Common Fault relay energised normally closed for fail safe operation -
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1500mm sampling pipe for extra-large ducts For use with SDP-3
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Spare 600mm sampling pipe For use with SDP-3
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Ideal for mounting SDP-3 onto circular ducts Easy to fit
