800 series
Snap-action momentary pushbutton switches
Distinctive features and specifications
❑ Panel and PC mount models
❑ Snap-in panel mounting version
❑ Tactile feedback
B
MATERIALS
ELECTRICAL SPECIFICATIONS
• Max. current/voltage rating with resistive load :
- gold over nickel plated brass contacts : 0.4VA - 20V max.
- coin silver contacts : 6A 125VAC, 3A 250VAC, 7A 30VDC
• Initial contact resistance : 20 mΩ max.
• Insulation resistance : 2,000 MΩ min. between terminals & case ground.
• Dielectric strength : 1,500 VAC for 1 minute between terminals & case
ground.
• Electrical life : 60.000 cycles at full load
GENERAL SPECIFICATIONS
AGENCY APPROVAL
• Total travel : 0.9mm (.035)
• Actuation force:
Single pole: 290+/- 75g
Double pole: 550+/- 75g
• Operating temperature : -30°C to +85°C
• Soldering : 300°C, 3 sec. max.
APEM
• Case : DAP
• Actuator : polyamide, glass
filled
• Bushing : brass, nickel plated
• Strap : stainless steel
• Bracket : tin plated steel or brass
• Contacts
B: Gold
Q : Coin Silver
• Terminal seal : epoxy
Availability: All models with coin
silver contacts (Q) only.
Marking:: To order switches
marked UL, complete appropriate
box on ordering format.
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800 series
Snap-action momentary pushbutton switches
SERIES
810
820
Bushing
Single pole
Double pole
B
Contact material
B Gold
Q Coin Silver
M Standard 1/4” threaded
M1 Short 1/4” threaded
S Non-threaded
Termination
Actuators
K
K1
K2
J81
Z
C
A-1
V30
Standard
Short
Medium
Bezel & cap
Bezel color
(None)
(None)
Snap-in
2
Black
Solder lug
Printed circuit board
Horizontal
Straight w/bracket
Cap color
2
Agency approval
(None)
No approval
Black
(B contact material only)
/UL
UL Approval
(Q contact material only)
ABOUT THIS SERIES
On the following pages, you will find successively :
- model structure of switches
- options in the same order as in above chart
Dimensions : first dimensions are in mm while inches are shown as bracketed numbers.
Sealing boots are available to protect the switches against dust and water. They are presented in section H.
Mounting accessories : standard hardware supplied with all models with Ø 6,35 (1/4) threaded bushing :
2 - 5/16” hex nuts , 1 locking ring and 1 lockwasher.
Standard and special hardware available are presented in section I.
Packaging unit : 25 pieces for double pole
50 pieces for single pole
NOTICE : please note that not all combinations of above numbers are available. Refer to the following pages for further
information.
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APEM
800 series
Snap-action momentary pushbutton switches
Terminations
• Solder lug or straight PC terminals
• Epoxy sealed terminals standard
NO
1.19
(.047)
NC
4.82
(.190)
1.98
(.078)
COMM
C
4.37
(.172)
Z
1.57
(.062)
➞ Keyway
1.27
(.050)
2.36
(.093)
B
Shown with standard plunger (K)
➞ Keyway
Ø6.35-40UNS
(1/4-40UNS)
EPOXY
2.35
(.093)
Solder lug terminals
1.00
(.040)
MOM
NO
0.75
(.030)
NC
5.85
(.230)
➞ Keyway
Ø6.35-40UNS
(1/4-40UNS)
2.35
(.093)
Solder lug terminals
7.35
(.290)
1.00
(.040)
EPOXY
MOM
NO
0.75
(.030)
NC
5.85
(.230)
➞ Keyway
1.27
(.050)
12.70
(.501)
10.84
(.427)
4.70
(.185)
Ø1.91
(Ø.075)
0.79
(.031)
C
Ø3.09
(Ø.122)
5.45 7.37
(.215) (.290)
NO NC
MOM
3.05
(.120)
7.57
(.298)
0.36
(.014)
ON
13.06
(.514)
EPOXY
Ø6.22
(Ø.245)
1.02
(.040)
APEM
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12.70
(.500)
4.70
(.185)
Horizontal right angle
810KSA-1
12.70
(.500)
12.70
(.500)
COMM
4.35
(.172)
Ø3.10
(.122 DIA)
7.35 10.65
(.290) (.420)
4.70
(.185)
ON
5.08
(.200)
820KMZ
12.70
(.500)
COMM
4.35
(.172)
Ø3.10
(.122 DIA)
7.35 10.65
(.290) (.420)
5.35
(.210)
ON
4.70
(.185)
810KMZ
800 series
Snap-action momentary pushbutton switches
➞ Keyway
1.02
(.040)
13.06
(.514)
12.73
(.501)
Ø6.22
(Ø.245)
EPOXY
0.41
(.016)
ON
3.81
(.150)
12.70
(.501)
MOM
5.45 7.37
(.215) (.290)
10.97
(.432)
3.81
(.150)
0.79
(.031)
B
4.70
(.185)
Ø3.10
(.122)
5.08
(.200)
12.70
(.500)
4.70
(.185)
820KSA-1
3.05
(.120)
Horizontal angle
➞ Keyway
4.70
(.185)
MOM
Ø3.10
(Ø.122)
COMM
NO
3.18
(.125)
9.40
(.370)
0.66
(.026)
1.02
(.040)
4.70
(.185)
ON
Ø1.91
(Ø.075)
0.81
(.032)
810KSV30
15.75
(.620)
3.18
(.125)
Ø6.22
(Ø.245)
13.39
(.527)
16.36
(.644)
Straight PC terminals with bracket
NC
0.53
(.021)
5.46
(.215)
7.37
(.290)
7.37
(.290)
➞ Keyway
Straight PC terminals with bracket
13.39
(.527)
15.75
(.620)
4.70
(.185)
1.02
(.040)
16.36
(.644)
NO
9.40
(.370)
4.70
(.185)
COMM
3.18
(.125)
5.33
(.210)
0.61
(.024)
MOM
0.81
(.032)
ON
Ø3.10
(Ø.122)
820KSV30
3.18
(.125)
Ø6.22
(Ø.245)
Ø1.91
(Ø.075)
NC
0.53
(.021)
5.46
(.215)
7.37
(.290)
12.73
(.501)
➞ Keyway
R0.13
(R.005)
MAX.
12.83
(.505)
Solder lug terminals with snap-in bezel
15.24
(.600)
MOM
810K2M1ZQJ8122
2.54 [.100]
810K1M1ZQJ8122
0.25 [.010
17.40
(.685)
DIM. A
15.62
(.615)
23.04
(.907)
10.41
(.410)
MODEL NUMBER
2.29
(.090)
NC NO C
ON
A
4.37
(.172)
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10.41
(.410)
APEM
800 series
Snap-action momentary pushbutton switches
Actuator & bushing options
Ø6.35
(Ø.250)
6.35
(.250)
B
1.02
(.040)
S
1.02
(.040)
M & M1
7.36
(.290)
1.02
(.040)
7.37
(.290)
Ø6.35
(Ø.250)
2.53
(.100)
A
3.10
(.122)
BUSHING
OPTION
DIM.
B
M
DIMENSION A
ACTUATOR OPTION
K
K1
K2
6.35 (.250)
5.84 (.230)
.069 (1.75)
4.27 (.168)
S
6.35 (.250)
5.84 (.230)
.069 (1.75)
4.27 (.168)
M1
3.91 (.154)
8.18 (.322)
4.91 (.165)
6.70 (.264)
B
1.02
(.040)
B
Ø8.31
(Ø.327)
Ø8.31
(Ø.327)
Panel cut-outs
4.75
(.187)
6.10
(.241)
2.63
(.104)
1.98
( .078)
2.36
( .093)
6.35
( .251)
6.35
( .251)
Without keying
With A107 anti-rotate
ring
0.76
(.030)
6.35
( .251)
With A158 anti-rotate
ring
6.35
( .251)
With slotted keyway
Contact materials
B
Dry circuit - gold over nickel over brass.
RATING: 0.4 Volt-Amps (VA) max. at 20 V max.
ELECTRIC LIFE: 60,000 cycles minimum. MECHANICAL LIFE: 500,000 cycles minimum.
Q
Power circuit - coin silver.
RATING: 6 Amps at 125 VAC, 3 Amps at 250 VAC or 7 Amps at 30 VDC (resistive loads).
ELECTRIC LIFE: 60,000 cycles minimum at full load.
APEM
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6.35
( .251)
Accepts all 1/4” nonthreaded bushings
800 series
Snap-action momentary pushbutton switches
Approvals
/UL
For power circuits - coin silver
RATING: 6 Amps at 125 VAC or 3 Amps at 250 VAC (75% power factor).
Underwriter Laboratories file no. E66367. Note - applicable only to terminations with coin silver contacts (Q option).
Hardware
B
Anti-rotate ring A107
Nickel plated brass 1/4
5/16” Hex nut A112
Nickel plated brass 1/4-40
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0.74
(.029)
1.65
(.065)
30° CHAMFER
(BOTH FACES)
1.57
(.062)
0.74
(.029)
7.94
(.312)
1/4-40 UNS-2B
11.89
(.468)
9.17
(.361)
8.71
(.343)
2.08
(.082)
Anti-rotate ring A158
Nickel plated brass 1/4
APEM
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