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NF-89 Series Emergency Push Button Switch:NF-89A:(Color: Green)NF-89B:(Color:Yellow)NF-89C:(Color: White )NF-89D:(Color: Red)is a fire emergency exit release with ASB fireproof material for retardant compression.It is very easy to instal with NC/NO/COM contact. Suitable for security doors, escape door, security systems.
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NF-89 Series Emergency Push Button Switch
NF-89 Series Emergency Push Button Switch:NF-89A:(Color: Green)NF-89B:(Color:Yellow)NF-89C:(Color: White )NF-89D:(Color: Red)is a fire emergency exit release with ASB fireproof material for retardant compression.It is very easy to instal with NC/NO/COM contact. Suitable for security doors, escape door, security systems.