TF Series
Mid Size Snap-acting Switches
Features/Benefits
• Broad range of operating forces
• Ratings up to 21 AMPS
• Wide variety of actuator styles
• Quick connect terminations
Snap-acting
J
Typical Applications
• Motor controls
• Thermostatics
• Portable tools
Specifications
Materials
CONTACT RATING: From low level* to 21 AMPS @ 277 V AC.
ELECTRICAL LIFE: 300,000 cycles at 10 AMPS @ 250 V AC,
consult Customer Service Center for typical life of higher
rated switches.
INSULATION RESISTANCE: 1,000 M ohm min.
DIELECTRIC STRENGTH: 1,500 Vrms min. @ sea level.
OPERATING TEMPERATURE: –40ºF to 185ºF (–40ºC to 85ºC).
OPERATING FORCE: From 15 to 400 grams at actuator
button available.
MOUNTING: Torque screws 2-5 in/lbs.
SWITCH HOUSING: Thermoplastic (UL 94V-0).
ACTUATOR BUTTON: Thermoplastic (UL 94V-0).
SPRING: Copper alloy.
PIVOT: Brass alloy.
MOVABLE CONTACTS: Gold alloy for ratings 1 AMP or less.
Fine silver for ratings greater than 1 AMP up to 15 AMPS.
Precious metal alloy for ratings greater than 15 AMPS.
STATIONARY CONTACTS: Gold alloy for ratings 1 AMP or less.
Fine silver for ratings greater than 1 AMP.
TERMINALS: Brass alloy for ratings up to 10 AMPS.
Copper alloy for ratings greater than 10 AMPS.
* Low Level=conditions where no arcing occurs during switching, i.e., 0.4 VA max. @
20 V AC or DC max. Standard electrical life per UL 1054, rated for 6,000 operations.
NOTE: Specifications and materials listed above are switches with standard options.
For information on specific and custom switches, consult Customer Service Center.
Build-A-Switch
To order, simply select desired option from each category and place in the appropriate box. For additional options not shown in
catalog, consult Customer Service Center.
T
F
Series
TF SP, Mom.
Operating Force
CJ 5.29 oz./150 grams
CC .53 oz./15 grams
CD .88 oz./25 grams
CF 1.76 oz./50 grams
CG 2.65 oz./75 grams
EC 7.94 oz./225 grams
EE 14.11 oz./400 grams
Electrical Rating
J6 15 A, 277 V AC; 1/2 HP, 125, 250 V AC;
5 A, 125 V AC “L”, 0.5 A, 125 V DC;
0.25 A, 250 V DC
F5 1 A,125 V AC; 1 A, 3O V DC
H8 5 A, 277 V AC; 1/10 HP, 125, 250 V AC
J3 21 A, 277 V AC; 1 HP, 125 V AC; 2 HP,
250 V AC; 5 A, 125 V AC “L”
K6 11 A, 277 V AC; 1/3 HP, 125, 250 V AC;
0.5 A, 125 V DC; 0.25 A, 250 V DC
L3 20 A, 250 V AC; 1 HP, 125 V AC;
2 HP 250 V AC
Mounting Style
S Standard
V Metric
Circuitry
C SPDT
W SPST N.C.
Y SPST N.O.
Actuator
P00 Pin plunger
A10 .81” lever roller, high force
A15 1.34” lever roller, high force
A20 1.05” lever roller, low force
A25 1.56” lever roller, low force
T10 .84” lever, high force
T13 1.34” simulated roller, high force
T14 1.29” simulated roller, high force Terminations
T15 1.40” lever, high force
40 .187” quick connect
T16 2.34” lever, high force
4A .250” quick connect
T18 2.75” lever, high force
5A .250” offset quick connect
T20 1.10” lever, low force
5B .187” offset quick connect
T23 1.56” simulated roller, low force
T24 1.50” simulated roller, low force
T25 1.62” lever, low force
T26 2.57” lever, low force
T28 2.97” lever, low force
WP0 Wide pin plunger
Dimensions are shown: Inch (mm)
Specifications and dimensions subject to change
J–6
www.ckswitches.com
TF Series
Mid Size Snap-acting Switches
SERIES
1.13
(28,8)
TF MID SIZE SNAP-ACTING SWITCHES – SP MOMENTARY
0.74
(18,7)
OPERATING FORCE
BASIC SWITCH OPERATING
FORCE (OZ./GRAMS)
OPTION CODE
CC .53
15
J
CD .88
25
Snap-acting
CF 1.76
50
CG 2.65
75
CJ 5.29
150
EC 7.94
225
EE* 14.11
400
*Minimums may apply, consult Customer Service Center.
Operating Force option ‘CC’ not available with ‘T18 & T26’ Actuator options.
Operating force varies with actuator option, see ACTUATOR option section.
ELECTRICAL RATING
CONTACT MATERIAL
OPTION CODE
RoHS
COMPLIANT *
RoHS
COMPATIBLE *
MOVABLE
CONTACT
STATIONARY
CONTACT
F5
Yes
Yes
Gold alloy
Gold alloy
H8
Yes
Yes
J3
Yes
Yes
J6
Yes
Yes
15 AMPS @ 277 V AC; 1/2 HP @ 125 & 250 V AC; 5 AMPS @ 125 V AC “L”. 0.5
AMP @ 125 V DC; 0.25 AMP @ 250 V DC.
K6
Yes
Yes
11 AMPS @ 277 V AC; 1/3 HP @ 125 & 250 V AC; 0.5 AMP @ 125 V DC;
0.25 AMP @ 250 V DC.
ELECTRICAL RATING
From low level* to 1 AMP @ 125 V AC, 1 AMP @ 30 V DC.
5 AMPS @ 277 V AC; 1/10 HP @ 125 & 250 V AC.
Fine Silver
Fine Silver
21 AMPS @ 277 V AC; 1 HP @ 125 V AC; 2 HP @ 250 V AC;
5 AMPS @ 125 V AC “L”.
Silver
alloy
L3
Yes
20 AMPS @ 250 V AC; 1 HP @ 125 V AC; 2 HP @ 250 V AC
Yes
* Note: See Technical Data section of this catalog for RoHS compliant and compatible definitions and specifications.
* Low Level=conditions where no arcing
occurs during switching, i.e.,
0.4 VA max. @ 20 V AC or DC max.
All models
Consult Customer Service center for availability and delivery of nonstandard ratings.
Dimensions are shown: Inches (mm)
Specifications and dimensions subject to change
J–7
www.ckswitches.com
TF Series
Mid Size Snap-acting Switches
ELECTRICAL RATING
OPERATING FORCE
ELECTRICAL
RATING
AMPS
CC
CD CF CG
CJ
EC
EE
(REF.) (15) (25) (50) (75) (150) (225) (400)
F5
1
• • • • • •
H8
5
• • • • • • •
J3
21
X X X X • • •
J6
15
X X X X • • •
K6
11 X • • • • • •
20
L3
X X X X • • •
• AVAILABLE
x NOT AVAILABLE
** Available with 4A & 5A terminations only, see page J-10.
All models
Consult Customer Service center for availability and delivery of
nonstandard ratings.
J
Snap-acting
* Low Level=conditions where no arcing occurs during switching, i.e.,
0.4 VA max. @ 20 V AC or DC max.
MOUNTING STYLE
S STANDARD
V Metric
For 4-40 screw size
For 3 mm screw size
Dimensions are shown: Inch (mm)
Specifications and dimensions subject to change
J–8
www.ckswitches.com
TF Series
Mid Size Snap-acting Switches
ACTUATOR
OPTION CODE
FIG.
DIM. A
DIM. B
DIM. C
DIM. D
P00
1
.80
(20,3)
—
.578 ± .015
(14,68 ± 0,38)
—
A10
2
.81
(20,6)
.32
(8,1)
.810 ± .020
(20,57 ± 0,51)
.19 dia.
(4,8Ø)
A15
2
1.34
(34,0)
.32
(8,1)
.810 ± .030
(20,57 ± 0,76)
.19 dia.
(4,8Ø)
A20
2
1.05
(26,7)
.54
(13,7)
.810 ± .050
(20,57) ± 1,27
.19 dia.
(4,8Ø)
A25
2
1.56
(39,6)
.54
(13,7)
.810 ± .075
(20,57 ± 1,91)
.19 dia.
(4,8Ø)
T10
3
.84
(21,3)
.32
(8,1)
.600 ± .020
(15,24 ± 0,51)
—
.600 ± .040
(15,24 ± 1,02)
—
3
1.40
(35,6)
T16
3
2.34
(59,4)
.32
(8,1)
.600 ± .065
(15,24 ± 1,65)
—
T18
3
2.75
(69,9)
.32
(8,1)
.600 ± .080
(15,24 ± 2,03)
—
T20
3
1.10
(27,9)
.54
(13,7)
.600 ± .050
(15,24 ± 1,27)
—
T25
3
1.62
(41,1)
.54
(13,7)
.600 ± .070
(15,24 ± 1,78)
—
T26
3
2.57
(65,3)
.54
(13,7)
.600 ± .150
(15,24 ± 3,81)
—
T28
3
2.97
(75,4)
.54
(13,7)
.600 ± .187
(15,24 ) ± 4,75
—
T13
4
1.34
(34,0)
.32
(8,1)
.810 ± .030
(20,57 ± 0,76)
.19 dia.
(4,8Ø)
T14
4
1.29
(32,8)
.32
(8,1)
.730 ± .030
(18,54 ± 0,76)
.19 dia.
(6,4Ø)
T23
4
.19 dia.
(4,8Ø)
4
.54
(13,7)
.54
(13,7)
.810 ± .065
(20,57 ± 1,65)
T24
1.56
(39,6)
1.50
(38,1)
.25 dia.
(6,4Ø)
WP0
5
.80
(20,3)
—
.730 ± .060
(18,54) ± 1,52
.635 ± .015
(16,13 ± 0,38)
J
Snap-acting
T15
.32
(8,1)
—
NOTE: Switch characteristics chart on following page.
Dimensions are shown: Inches (mm)
Specifications and dimensions subject to change
J–9
www.ckswitches.com
TF Series
Mid Size Snap-acting Switches
ACTUATOR
SWITCH CHARACTERISTICS
MAXIMUM OPERATING FORCE
(OZ./GRAMS)
OPTION
CODE
Snap-acting
J
MINIMUM RELEASE FORCE
(OZ./GRAMS)
MAXIMUM
DIFFERENTIAL
TRAVEL
MAXIMUM
PRETRAVEL
MINIMUM
OVERTRAVEL
ALL FORCES
ALL FORCES
ALL FORCES
CC
(15)
CD
(25)
CF
(50)
CG
(75)
CJ
EC
EE
(150) (225) (400)
CC
(15)
CD
(25)
CF
(50)
CG
(75)
A10
.63
18
1.06
30
2.29
65
3.17
90
6.35
180
7.94 14.11
225 400
.21
6
.35
10
.35
10
.53
15
.71
20
1.98
56
3.88
110
.015
(0,38)
.060
(1,52)
.030
(0,76)
A15
.28
8
.42
12
1.06
30
1.59
45
3
85
4.59
130
7.94
225
.07
2
.14
4
.14
4
.18
5
.35
10
.71
20
2.82
80
.030
(0,76)
.100
(2,54)
.065
(1,65)
A20
0.53
15
0.71 1.41
20
40
2.12
60
4.23
120
6
170
9.7
275
0.07
2
0.11 0.11
3
3
0.18
5
0.42
12
0.71
20
1.41
40
0.025
(0,64)
0.12
(3,05)
0.055
(1,40)
A25
.18
5
.28
8
56
16
85
24
1.69
48
2.65
75
4.41
125
.04
1
.07
2
.07
2
.07
2
.21
6
.35
10
.71
20
.050
(1,27)
.250
(6,35)
.120
(3,05)
P00
.53
15
.88
25
1.76
50
2.65
75
5.29
150
7.94 14.11
225 400
.21
6
.35
10
.35
10
.53
15
1.23
35
1.98
56
3.88
110
.010
(0,25)
.047
(1,19)
.050
(1,27)
T10
.63
18
1.06
30
2.29
65
3.17
90
6.35
180
7.94 14.11
225 400
.21
6
.35
10
.35
10
.53
15
.71
20
1.98
56
3.88
110
.015
(0,38)
.060
(1,52)
.030
(0,76)
T13
.28
8
.42
12
1.06
30
1.59
45
3
85
4.59
130
7.94
225
.07
2
.14
4
.14
4
.18
5
.35
10
.71
20
2.82
80
.030
(0,76)
.100
(2,54)
.065
(1,65)
T14
.28
8
.42
12
1.23
35
1.76
50
3.17
90
4.76
135
7.94
225
.07
2
.14
4
.14
4
.18
5
.35
10
.71
20
2.82
80
.030
(0,76)
.100
(2,54)
.060
(1,52)
T15
.25
7
.42
12
1.06
30
1.41
40
2.82
80
4.41
125
7.94
225
.07
2
.14
4
.14
4
.18
5
.28
8
.63
18
2.82
80
.030
(0,76)
.110
(2,79)
.065
(1,65)
T16
.18
5
.28
8
.53
15
.78
22
1.59
45
2.47
70
4.23
120
.04
1
.07
2
.07
2
.07
2
.28
8
.35
10
.71
20
.045
(1,14)
.250
(6,35)
.125
(3,18)
T18
N/A
.21
6
.42
12
.71
20
1.41
40
2.12
60
3.53
100
N/A
.04
1
.04
1
.07
2
.18
5
.28
8
.56
16
.062
(1,57)
.300
(7,62)
.155
(3,94)
T20
.53
15
.71
20
1.41
40
2.12
60
4.23
120
6
170
9.70
275
.21
6
.35
10
.35
10
.53
15
.71
20
1.98
56
3.88
110
.030
(0,76)
.140
(3,56)
.060
(1,52)
T23
.18
5
.28
8
.56
16
.85
24
1.69
48
2.65
75
4.41
125
.04
1
.07
2
.07
2
.07
2
.21
6
.35
10
.71
20
.050
(1,27)
.250
(6,35)
.120
(3,05)
T24
0.18
5
0.28 0.56
8
16
0.88
25
1.76
50
2.65
75
4.76
135
0.04
1
0.07 0.07
2
2
0.11
3
0.21
6
0.35
10
0.71
20
.005
(1,27)
0.23
(5,84)
0.11
(2.79)
T25
.18
5
.28
8
.53
15
.88
25
1.59
45
2.47
70
4.23
120
.04
1
.07
2
.07
2
.07
2
.21
6
.35
10
.99
28
.055
(1,40)
.250
(6,35)
.125
(3,18)
T26
N/A
.14
4
.28
8
.04
1
N/A
N/A
N/A
.12
3.5
0.11
3
.21
6
0.18
5
.39
11
0.32
9
.500
(12,70)
N/A
.05
1.5
0.04
1
.100
(2,54)
N/A
2.26
64
1.94
55
.04
1
N/A
.85 1.27
24
36
0.71 1.06
20
30
N/A
T28
.42
12
0.42
12
0.12
(3,05)
.0.560
(14.22)
.235
(5,97)
0.285
(7,24)
WP0
.53
15
.88
25
1.76
50
2.65
75
5.29
150
.21
6
.35
10
.35
10
.53
15
1.23
35
1.97
56
3.88
110
.010
(0.25)
.047
(1,19)
.030
(0,51)
7.94 14.11
225 400
CJ
EC
EE
(150) (225) (400)
NOTE: For basic switch operating forces, see page J-6.
HIGH FORCE, LOW MOTION PIVOT POSITION
LOW FORCE, HIGH MOTION PIVOT POSITION
Available with actuators A10, A15, T10, T13, T14, T15, T16 and T18.
Available with actuators A20, A25, T20, T23, T24, T25, T26, and T28.
NOTE: Lever actuator options are available in either of two pivot positions.
Levers located in the forward pivot position have lower forces and higher motions.
Levers located in the rear pivot position have higher forces and lower motions.
Dimensions are shown: Inch (mm)
Specifications and dimensions subject to change
J–10
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TF Series
Mid Size Snap-acting Switches
TERMINATIONS
40 .187” QUICK CONNECT
4A .250” QUICK CONNECT
5B OFFSET .187” QUICK CONNECT
5A OFFSET .250” QUICK CONNECT
J
Snap-acting
CIRCUITRY
C
W
Y
SPDT (Single Pole, Double Throw)
SPST N.C. (Single Pole, Single Throw, Normally Closed)
SPST N.O. (Single Pole, Single Throw, Normally Open)
Dimensions are shown: Inches (mm)
Specifications and dimensions subject to change
J–11
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