POTTER PSW-2 Plunger Switch Fire Alarm Resources
PSW SERIES
PLUNGER SWITCH
PSW-1
The PSW-1 is a SPST N.O. Plunger Switch for closed circuit loop. The plungers 7mm overall stroke allows for only 3mm operating stroke. This device can be utilized as a tamper switch. It comes with #22 lead wires that are 25” long.
PSW-1H -adapter housing for PSW-1
PSW-2
The PSW-2 normally closed and normally open SPST dual switches allow the PSW-2 to be used as SPDT transfer circuit. The plunger has a 7mm overall stroke and the lead wires are #22 and 25” long. 
PSW-21
The PSW-21 is a SPST plunger switch for a closed circuit loop. It will fit into a 3/8” drilled hole for recessed mounting. The lead wires are #22 and 25” long. 
PSW-22
The PSW-22 is a SPST N.O. type for a closed circuit system. It will fit into a 3/8” drilled hole for recessed mounting. The lead wires are #22 and 25” long. 
Potter Electric Signal Co., LLC • St. Louis, MO • Cust Service: 866-240-1870 • Tech Support:866-956-1211• Canada 888-882-1833 • www.pottersignal.com
PRINTED IN USA
MKT. #8880108 – REV B 2/10
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