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Seco-Larm® "Enforcer" #SM-4301-TQ. White, normally-closed plunger switch. Circuit is open when plunger is extended from housing. Plunger travel is 1/4". Magnet and reed switch contained in hou... CAT# MS-42
$3.50 each
10 or more    $3.20 each
Quantity:  
Press-fit into 3/8" hole. Ideal for windows and doors. For normally closed systems. 0.75" operating gap. U.L. listed. CAT# MS-11
$3.50 each
10 or more    $3.25 each
Quantity:  
 
Brown. New, unused magnet for Amseco #AMS-17 alarm switches. Plastic encased, Alnico-5 magnet designed to be press-fit into 3/8" diameter hole. CAT# MAG-170B
$0.35 each
10 or more    $0.25 each
Quantity:  
Seco-Larm® "Enforcer" # SM-4302-LQ/W. White, normally-closed roller-ball switch. Circuit is open when ball is extended from housing. 1/4" travel. Magnet and reed switch contained in housing. 1... CAT# MS-43
$3.30 each
10 or more    $3.10 each
Quantity:  
 
Can be used on normally open or normally closed loop systems. Switch measures 2" long X 3/8". Estimated rating 500mA, 12Vdc. CAT# MS-7
$4.50 each
10 or more    $4.25 each
Quantity:  
For closed loop alarm systems. Switch is closed when magnet is near. Cover hides screw terminals. Off-white switch and magnet. UL listed. CAT# MS-14
$2.50 each
10 or more    $2.20 each
Quantity:  
 
 
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