170/172-Series Pushbutton Switches The 170/172-Series pushbutton switches are single pole, high amperage switches suitable for shallow back panel applications. These switches are momentary action and require an actuation force of 2.5 lbs. The 170/172-Series switches are equipped with a slow-make, slow-break contact mechanism and are rated at 15 amps at 125VAC. Carling Technologies, Inc. 60 Johnson Avenue • Plainville, CT 06062-1177 Phone: (860) 793-9281 • Fax: (860) 793-9231 Email: [email protected] • www.carlingtech.com 2 | 170/172-Series Pushbutton Switches Dielectric Strength Mechanical Life UL/CSA: 1000V - live to dead metal parts 100,000 cycles Operating Temperature Electrical Life 32°F to 185°F (0°C to 85°C) 25,000 cycles - Momentary 172 CBL 1 Base Part Number 2 Cap Style/Color 2 CAP STYLE/COLOR1 CBL Black Plastic CGN Green Plastic CRD Red Plastic CWH White Plastic 1 BASE PART NUMBER: SERIES/POLES/CIRCUITRY/ RATING/TERMINATION 10A 250VAC; 15A 125VAC Single Pole Solder Lug Wire Leads Screw Terms. On-(Off) 170-B 170-A 170 Off-(On) 172-B 172-A 172 Notes: 1 When selection 2 is left blank, a standard nickel plated plunger is supplied. ( ) Indicates momentary function. .285[7.24] #6-32NC-2 THREAD .122[3.10] DIA .270[6.86] DIA 6.000[152.40] 15/32-32UNS-2A THREAD .140[3.56] .500[12.70] .190[4.83] .345[8.76] DIA SCREW (ASSEMBLED) SOLDER LUG KEYWAY .072[1.82] X .038[.965] DP TERMINAL TYPE .604[15.34] .320[8.13] .240[6.10] 9/16 HEX NUT (1) REQ'D .562[14.27] 1.382[35.10] 170 NICKEL PLATED 172 .500[12.70] DIA MOUNTING HOLE .062[1.57] .576[14.63] .460[11.68] .370[9.40] BINDING HEAD SCREWS .500[12.70] DIA 170 *Manufacturer reserves the right to change product specification without prior notice. WIRE LEAD PLASTIC 172 .038[.965] WITH KEYWAY REV_SW_170/172_0912 60 Johnson Avenue • Plainville, CT 06062–1177 • Phone: (860) 793–9281 • Fax: (860) 793–9231 Email: [email protected] • www.carlingtech.com