TF Series
Miniature Snap-acting Switches
Features/Benefits
•
Broad range of operating forces
•
Ratings up to 21 AMPS
•
Wide variety of actuator styles
•
Quick connect terminations
Typical Applications
•
Motor controls
•
Thermostatics
•
Portable tools
Specifications
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.
Materials
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.
NOTE:
Specifications and materials listed above are switches with standard options.
For information on specific and custom switches, consult Customer Service Center.
J
Snap-acting
* 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.
Build-A-Switch
To order, simply select desired option from each category and place in the appropriate box. Available options are shown and
described on pages J-6 through J-11. 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
Miniature Snap-acting Switches
SERIES
TF
MINIATURE SNAP-ACTING SWITCHES – SP MOMENTARY
1.13
(28,8)
0.74
(18,7)
OPERATING FORCE
OPTION CODE
BASIC SWITCH OPERATING
FORCE (OZ./GRAMS)
.53
15
.88
25
1.76
50
2.65
75
5.29
150
7.94
225
14.11
400
CC
CD
CF
CG
CJ
EC
EE
*
J
Snap-acting
*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 *
Yes
Yes
Yes
Yes
Yes
RoHS
COMPATIBLE *
Yes
Yes
Yes
Yes
Yes
MOVABLE
CONTACT
Gold alloy
STATIONARY
CONTACT
Gold alloy
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.
21 AMPS @ 277 V AC; 1 HP @ 125 V AC; 2 HP @ 250 V AC;
5 AMPS @ 125 V AC “L”.
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.
11 AMPS @ 277 V AC; 1/3 HP @ 125 & 250 V AC; 0.5 AMP @ 125 V DC;
0.25 AMP @ 250 V DC.
F5
H8
J3
J6
K6
Fine Silver
Fine Silver
Silver
alloy
L3
Yes
Yes
20 AMPS @ 250 V AC; 1 HP @ 125 V AC; 2 HP @ 250 V AC
* Note: See Technical Data section of this catalog for RoHS compliant and compatible definitions and specifications.
All models
Consult Customer Service center for availability and delivery of nonstandard ratings.
* Low Level=conditions where no arcing
occurs during switching, i.e.,
0.4 VA max. @ 20 V AC or DC max.
Dimensions are shown: Inches (mm)
Specifications and dimensions subject to change
J–7
www.ckswitches.com
TF Series
Miniature Snap-acting Switches
ACTUATOR
SWITCH CHARACTERISTICS
MAXIMUM OPERATING FORCE
(OZ./GRAMS)
OPTION
CODE
A10
A15
A20
A25
P00
T10
T13
T14
T15
CC
(15)
.63
18
.28
8
0.53
15
.18
5
.53
15
.63
18
.28
8
.28
8
.25
7
.18
5
N/A
.53
15
.18
5
0.18
5
.18
5
N/A
N/A
.53
15
CD
(25)
1.06
30
.42
12
CF
(50)
2.29
65
1.06
30
CG
(75)
3.17
90
1.59
45
2.12
60
85
24
2.65
75
3.17
90
1.59
45
1.76
50
1.41
40
.78
22
.71
20
2.12
60
.85
24
0.88
25
.88
25
.42
12
0.42
12
2.65
75
CJ
EC
EE
(150) (225) (400)
6.35
180
3
85
4.23
120
1.69
48
5.29
150
6.35
180
3
85
3.17
90
2.82
80
1.59
45
1.41
40
4.23
120
1.69
48
1.76
50
1.59
45
7.94 14.11
225 400
4.59
130
6
170
2.65
75
7.94
225
9.7
275
4.41
125
CC
(15)
.21
6
.07
2
0.07
2
.04
1
.21
6
.21
6
.07
2
.07
2
.07
2
.04
1
N/A
.21
6
.04
1
0.04
1
.04
1
N/A
N/A
.21
6
CD
(25)
.35
10
.14
4
MINIMUM RELEASE FORCE
(OZ./GRAMS)
CF
(50)
.35
10
.14
4
CG
(75)
.53
15
.18
5
0.18
5
.07
2
.53
15
.53
15
.18
5
.18
5
.18
5
.07
2
.07
2
.53
15
.07
2
0.11
3
.07
2
.05
1.5
0.04
1
.53
15
CJ
EC
EE
(150) (225) (400)
.71
20
.35
10
0.42
12
.21
6
1.23
35
.71
20
.35
10
.35
10
.28
8
.28
8
.18
5
.71
20
.21
6
0.21
6
.21
6
.12
3.5
0.11
3
1.23
35
1.98
56
.71
20
0.71
20
.35
10
1.98
56
1.98
56
.71
20
.71
20
.63
18
.35
10
.28
8
1.98
56
.35
10
0.35
10
.35
10
.21
6
0.18
5
1.97
56
3.88
110
2.82
80
1.41
40
.71
20
3.88
110
3.88
110
2.82
80
2.82
80
2.82
80
.71
20
.56
16
3.88
110
.71
20
0.71
20
.99
28
.39
11
0.32
9
3.88
110
MAXIMUM
DIFFERENTIAL
TRAVEL
ALL FORCES
.015
(0,38)
.030
(0,76)
0.025
(0,64)
.050
(1,27)
.010
(0,25)
.015
(0,38)
.030
(0,76)
.030
(0,76)
.030
(0,76)
.045
(1,14)
.062
(1,57)
.030
(0,76)
.050
(1,27)
.005
(1,27)
.055
(1,40)
.100
(2,54)
0.12
(3,05)
.010
(0.25)
MAXIMUM
PRETRAVEL
ALL FORCES
.060
(1,52)
.100
(2,54)
0.12
(3,05)
.250
(6,35)
.047
(1,19)
.060
(1,52)
.100
(2,54)
.100
(2,54)
.110
(2,79)
.250
(6,35)
.300
(7,62)
.140
(3,56)
.250
(6,35)
0.23
(5,84)
.250
(6,35)
.500
(12,70)
.0.560
(14.22)
.047
(1,19)
MINIMUM
OVERTRAVEL
ALL FORCES
.030
(0,76)
.065
(1,65)
0.055
(1,40)
.120
(3,05)
.050
(1,27)
.030
(0,76)
.065
(1,65)
.060
(1,52)
.065
(1,65)
.125
(3,18)
.155
(3,94)
.060
(1,52)
.120
(3,05)
0.11
(2.79)
.125
(3,18)
.235
(5,97)
0.285
(7,24)
.030
(0,51)
0.71 1.41
20
40
.28
8
.88
25
1.06
30
.42
12
.42
12
.42
12
.28
8
.21
6
.71
20
.28
8
56
16
1.76
50
2.29
65
1.06
30
1.23
35
1.06
30
.53
15
.42
12
1.41
40
.56
16
0.11 0.11
3
3
.07
2
.35
10
.35
10
.14
4
.14
4
.14
4
.07
2
.04
1
.35
10
.07
2
.07
2
.35
10
.35
10
.14
4
.14
4
.14
4
.07
2
.04
1
.35
10
.07
2
7.94 14.11
225 400
7.94 14.11
225 400
4.59
130
4.76
135
4.41
125
2.47
70
2.12
60
6
170
2.65
75
2.65
75
2.47
70
7.94
225
7.94
225
7.94
225
4.23
120
3.53
100
9.70
275
4.41
125
4.76
135
4.23
120
2.26
64
1.94
55
J
Snap-acting
T16
T18
T20
T23
T24
T25
T26
T28
WP0
0.28 0.56
8
16
.28
8
.14
4
N/A
.88
25
.53
15
.28
8
N/A
1.76
50
0.07 0.07
2
2
.07
2
.04
1
N/A
.35
10
.07
2
.04
1
N/A
.35
10
.85 1.27
24
36
0.71 1.06
20
30
5.29
150
7.94 14.11
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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