Carling Technologies, Inc.
60 Johnson Avenue • Plainville, CT 06062-1177
Phone: (860) 793-9281 • Fax: (860) 793-9231
Email: sales@carlingtech.com • www.carlingtech.com
641-Series
Pushbutton Switches
The single, double and triple pole 641-Series represents the most compact oerings of the Carling’s
pushbutton switch line. These switches are UL 61058 approved and meet ENEC spacing requirements.
Additionally, the new 3-pole switch aords the versatility to control an extra function or indicator light.
Rugged metal construction, self-cleaning contacts and sti actuation force (3-3 1/2 lbs. typical) have
made these switches ideal for most “foot pedal” type applications. These alternate action switches t a
standard .500” mounting hole with options of solder lug, wire lead and PC terminals.
Typical Applications:
Music Equipment
Test & Measurement Devices
Audio-Visual Equipment
Appliances
60 Johnson Avenue • Plainville, CT 06062 • Phone: (860) 793–9281 • Fax: (860) 793–9231
Email: sales@carlingtech.com • www.carlingtech.com
2 |
*Manufacturer reserves the right to change product specification without prior notice.
641-Series Pushbutton Switches641-Series Pushbutton Switches - General Specications
Electrical
Rating 5A 125VAC, 2A 250VAC
Dielectric Strength 1500V RMS
Insulation Resistance 50 Megohms
Initial Contact Resistance 10 Milli Ohm max @ 4Vdc
Electrical Life 50,000 Cycles
Terminals Solder Lug, Wire Leads
and PC
Mechanical
Mechanical Life 100,000 Cycles
Environmental
Vibration Sinusoidal Mil STD 202G, Method 204D,
Test Condition A 0.06DA or 10G’s
10-500Hz
Shock MIL-STD 2020G, Method 213B
Test Condition K, 30G’s
Handling Shock 1 Meter Drop onto Hard Surface,
all surfaces and planes
Thermal Shock MIL-STD 2020G, Method 107G
Test Condition A -55 C to 85 C
Moisture Resistance MIL-STD 2020G, Method 106F 10
25 C to 65 C Cycles 95% RH
Thermal Cycling 25 Cycles -40 C to 85 C
Operating Temperature 32°F to 185°F (0°C to +85°C)
Physical
Function Circuits Three Pole Single Throw, TPST
Three Pole Double Throw, TPDT
Operation Alternate Action, Push ON,
Push OFF
Button Travel 0.19 (4.83mm)
Actuation Force 3 to 5 LB, 1360 to 2268 g
Base Polyester, PBT Glass Filled
Button Brass, Nickel Plated
Bushing Brass, Nickel Plated
Plunger Brass, Nickel Plated
Top Plate Stainless Steel
Actuator (Internal) Nylon 6/6
Pin (Internal) Nylon 6/6
Driver Cold Rolled Steel
Springs Music Wire
Movable Contact Copper
Terminals Brass (tin plated)
Mounting ½” Dia. Hole, with and w/o
keyway, or with locking ring
Safety & Regulation
Agency UL 61058, EN 61058
Materials RoHS, REACH
60 Johnson Avenue • Plainville, CT 06062 • Phone: (860) 793–9281 • Fax: (860) 793–9231
Email: sales@carlingtech.com • www.carlingtech.com
60 Johnson Avenue • Plainville, CT 06062 • Phone: (860) 793–9281 • Fax: (860) 793–9231
Email: sales@carlingtech.com • www.carlingtech.com
| 3
.396[10.05] DIA
9/16 HEX NUT
(1) REQ'D
.200[5.08]
1OR2POLE SHOWN WITH SOLDERLUG
.560[14.22]
1.783[45.29]
.670[17.02]
KEYWAY
.072[1.82]
X
.038[.965] DP
15/32-32UNS-2A
.562[14.27]
.468[11.90]
.378[9.60]
THREAD
.038[.965]
WITH KEYWAYMOUNTING HOLE
.500[12.70] DIA .062[1.57]
.500[12.70] DIA
WITHLOCKING RING
.376[9.55]
.125[3.17] DIA
.500[12.70] DIA
.186[4.72] DIA
.093[2.36] DIA
SOLDERLUG
6.000[152.40]
.500[12.70]
WIRE LEAD
.094[2.38]
PC TERMINAL
TERMINAL TYPE
.254[6.45].160[4.06]
3POLE SHOWN WITH PC TERMINAL
9/16 HEXNUT
(FURN.
ASSEMBLED).
.718
.072[1.82] X .038 [.965]
DP KEYWAY
15/32-32 UNS-2A
THREAD
.195
.562
.562
NOTES:
1. KEYWAY TOWARD T3 AND 6 FOR
ONE AND TWO POLE SWITCHES
2. KEYWAY TOWARD T4 FOR
THREE POLE SWITCHES.
1.121
.718
.800
.094
15/32-32 UNS-2A
THREAD
1.076
.216 9/16 HEX NUT
(FURN.
ASSEMBLED).
.800
1.020
3POLE SHOWN WITH SOLDER LUG
.072 [1.82] X .038 [.965]
DP KEYWAY
.378
.406
.378
.195
.160
.254
.094
.406
.270[6.86]
.270[6.86]
1AND 2POLEPCTERMINAL
MOUNTING HOLES
Ø.062[1.57]TYP
.345[8.76]
T1
.272[6.91]TYP
.276[7.01]TYP
4OUTSIDE
CORNER LOCATIONS
4OUTSIDE
CORNERLOCATIONS
2MIDPOINTLOCATIONS
.296[4.37]TYP
2MIDPOINTLOCATIONS
3POLEPCTERMINAL
Ø.062[1.57]TYP
.282[7.16] TYP
T1
641-Series Pushbutton Switches - Ordering Scheme, Drawings
REV_SW_641_02_2013
1 PART NUMBER: SERIES / POLES / CIRCUITRY / RATING / TERMINATION
One Pole Two Pole Three Pole
2A 250VAC, 5A 125VAC
solder lug PC term. wire leads. solder lug PC term. wire leads solder lug PC term. wire leads
64111210 64111212 64111215 ON-OFF 64112210 64112212 64112215 64113210 64113212 64113215
64111220 64111222 64111225 ON-ON 64112220 64112222 64112225 64113220 64113222 64113225
1
Part Number
64111210
