• Total travel : 0.5 mm (.019)
• Torque : 1.25 Nm (.922 Ft.lb) max. applied to nut
• Operating temperature : -30 °C to +65 °C (-22 °F to +149 °F)
• Soldering : 300 °C (572 °F), 3 sec. max.
GENERAL SPECIFICATIONS
• Max. current/voltage rating with resistive load :
- gold plated brass contacts : 100 mA - 30 VDC
- gold plated silver contacts : 1 A 30 VDC
• Initial contact resistance : 50 mΩ max.
• Insulation resistance : 1,000 MΩ min.
• Dielectric strength : 1,000 Vrms 50 Hz min.
• Electrical life : 60,000 cycles at full load
ELECTRICAL SPECIFICATIONS
• Case : PBT
• Actuator : polyamide, glass filled
• Bushing : brass, nickel plated
• Housing : stainless steel
• Bracket : tin plated steel
• Contacts
AD : silver, gold plated
CD : brass, gold plated
• Terminal seal : epoxy
APEM products may be recycled at end-of-life for the re-claiming of valuable metal components.
MATERIALS
Panel and PC mount models
Snap-in panel mounting version
Tactile feedback
DISTINCTIVE FEATURES
18000 series
Snap-action momentary pushbutton switches
The company reserves the right to change specifications without notice.
PANEL SWITCHES
1
SW-18000-1804
Snap-action momentary pushbutton switches
18000 series
TERMINALS
(.070)
(.145)
(.078)
3.70
2.00
1.80
(.039)
1.00
(.216)
(.161)
(.023)
5.50
4.10
0.60
Ø6.50
Ø2.20
5.20
(.255 DIA) (.086 DIA)
(.204)
PANEL CUT-OUT
With bezel U1200 With bezel U1210 for LED
18500 - 18200
(.255 DIA)
Ø6.50
2.70
(.106)
18700 - 18900
(.590)
(.590)
(.519)
(.492)
(.492)
(.314 DIA)
15.00
15.00
Ø8.00
13.20
12.50
12.50
(.590)
(.590)
(.519)
(.492)
(.492)
(.314 DIA)
15.00
15.00
Ø8.00
13.20
12.50
12.50
18800
321
ELECTRICAL FUNCTION
KEYWAY
Plain bushing Threaded bushing
PANEL SWITCHES
2
SERIES
18
BASIC PART NUMBER
3Single pole
4Double pole
NUMBER OF POLES
2
Straight PC terminals with
Ø 6.35 (1/4) threaded
bushing
Straight PC terminals +
bracket or right angle
terminals with plain bushing
5
Solder lug terminals with
Ø 6.35 (1/4) threaded
bushing.
7Solder lug terminals with
Ø 6.35 (1/4) flatted bushing.
8Solder lug terminals, snap-
in mounting
9Straight PC terminals with
Ø 6.35 (1/4) flatted bushing.
TERMINALS AND BUSHINGS
5ON - MOM
ELECTRICAL FUNCTION
BUILD YOUR PART NUMBER
18000 series
Snap-action momentary pushbutton switches
TERMINALS
Blank
Solder lugs
or straight PC
depending on model
WRight angle,
horizontal mounting
WW Right angle, vertical
mounting
YBracket mounting
ABOUT THIS SERIES
Notice : please note that not all combinations of above numbers are available. Refer to following pages for further information.
Sealing boots are available to protect the switches against dust and water. See "Sealing Boots" section on website.
Mounting accessories : standard hardware supplied with all models with Ø 6,35 (1/4) threaded bushing : 2 hex nuts 8 mm (.314) across
flats, 1 locking ring and 1 lockwasher. Standard and special hardware is presented in the “Hardware“ section of website.
OPTIONS
AD Silver, gold plated
CD Brass, gold plated
CONTACT MATERIALS
Blank Ø 4 (.157), long
-6 Ø 3.1 (.122), length
5.85 mm (.230)
-3 Ø 4 (.157), short
-5 Ø 3.1 (.122), length
6.3 mm (.248)
PLUNGERS
X624 Shorter bushing
and plunger
X662
Snap-in mounting
and straight PC
terminals
SPECIAL OPTIONS
U1200
U1210
for LED
For snap-in
mounting models
U3200 For bracket
mounting models
BEZELS
Round
Ø 5 (.196), Ø 8 (.314),
Ø 9.4 (.370),
Ø 10 (.393) - standard,
Ø 15 (.590)
Square Height 4 (.157),
Height 6 (.236)
CAPS FOR PLUNGERS
On the following pages, you will find successively basic part numbers of switches and options in the same order as in above chart.
PANEL SWITCHES
3
FLATTED BUSHING
SOLDER LUG TERMINALS : 18700
FLATTED BUSHING - STRAIGHT PC
TERMINALS : 18900
THREADED BUSHING
SOLDER LUG TERMINALS : 18500
(.023)
(.185)
(.187)
(.275) (.472)
7.00
0.60
4.70 12.00
4.75
EPOXY
(.039)
(.314) (.236)
(.157 DIA)
(1/4-40UNS)
8.00 6.00
1.00
Ø4.00
Ø6.35-40UNS
(.472)(.145)
(.070)
3.70 12.00
1.80
(.519)
13.20
1 2 3
KEYWAY Shown with standard plunger
KEYWAY
KEYWAY
Snap-action momentary pushbutton switches
18000 series
1-3 1-2
18535
Single pole
18545
Double pole
ON
ON
MOM
MOM
1-3 1-2
18735
Single pole
18745
Double pole
ON
ON
MOM
MOM
1-3 1-2
18935
Single pole
18945
Double pole
ON
ON
MOM
MOM
(.185)
(.185)
(.187)
(.062 DIA)
Ø1.60
4.75
4.70 4.70
Ø6.35-40UNS
13.35
1.00
6.008.00
(1/4-40UNS)
(.236)(.314)
(.039)
(.523)
EPOXY
4.75
12.00
4.70
0.60
7.00 (.472)
(.275)
(.187)
(.185)
(.023)
(.023)
(.161)
4.10
0.60
Ø4.00
(.157 DIA)
13.20
(.519)
1 2 3
THREADED BUSHING
STRAIGHT PC TERMINALS : 18200
1-3 1-2
18235
Single pole
18245
Double pole
ON
ON
MOM
MOM
1.80
12.003.70
(.070)
(.145) (.472)
Ø6.35-40UNS
1.00
6.008.00
(1/4-40UNS)
(.236)(.314)
(.039)
1 2 3
EPOXY
4.75
12.00
4.70
0.60
7.00 (.472)
(.275)
(.187)
(.185)
(.023)
(.224)
5.70
Ø4.00
(.157 DIA)
13.20
(.519)
0.60
4.10
(.161)
(.023) (.023)
(.185)
(.187)
(.275)
(.472)
7.00
0.60
4.70 12.00
4.75
EPOXY
4.70
4.70
4.75
Ø1.60
(.062 DIA)
(.187)
(.185) (.185)
(.523)
(.039)
(.314) (.236)
(1/4-40UNS)
8.00 6.00
1.00
13.35
Ø6.35-40UNS
(.224)
5.70
Ø4.00
(.157 DIA) (.519)
13.20
1 2 3
PANEL SWITCHES
4
18000 series
Snap-action momentary pushbutton switches
STRAIGHT PC TERMINALS
BRACKET MOUNTING - DOUBLE POLE : 18240Y
RIGHT ANGLE TERMINALS
HORIZONTAL : 18200W
18235W
Single pole
18245W
Double pole
ON
ON
MOM
MOM
SNAP-IN MOUNTING
SOLDER LUG TERMINALS : 18800
3.70 16.50
19.50
15.70
(.618)
(.767)
(.145) (.649)
2.50 Maxi
(.098 MAX) (.078)
2.00
(.023)
(.185)
0.60
4.70
EPOXY
(.187)
(.472)
12.00
4.75
(.070)
(.275)
7.00
1.80
(.161)
(.452)
(.519)
13.20
11.50
4.10
11.50
(.452)
1 2 3
Shown with cap U910 + U1200
1-3 1-2
18835
Single pole
18845
Double pole
ON
ON
MOM
MOM
Available with straight PC terminals : see X662 under "Special options"
STRAIGHT PC TERMINALS
BRACKET MOUNTING - SINGLE POLE : 18230Y
18235Y ON MOM
(.125)
(.511)(.161)
4.10 13.00
3.18
15.75
(.620)
3.18
(.125)
(.185)
4.70
EPOXY
(.062 DIA)
Ø1.60
Ø4.00
(.157 DIA) (.246 DIA)
Ø6.25
(.267) (.216)
5.506.80
1.27
(.015)
(.050)
(.620)
15.75
123
(.275)
7.00
0.40
(.620)
15.75
(.125)
3.18
15.75
3.18 (.620)
(.125)
4.75
Ø6.25
8.20
4.70
(.185)
(.187)
(.322) (.246 DIA)
(.472)
(.511)(.185)
12.00
4.70 13.00
EPOXY
(.062 DIA)
Ø1.60
3
2
1
(.283) (.200)
(.157 DIA)
5.107.20
Ø4.00
(.050)
(.015)
0.40
1.27
18245Y ON MOM
(.200)
(.500)(.150)
5.08
12.703.81 12.70
5.08
(.500)
(.200)
4.70
(.185)
4.70
(.185)
Ø1.60
(.062 DIA)
(.433) (.283) (.216)
(.500) (.338)
(.023) (.015)
(.275)(.145)
(.023)
(.185)
(.246 DIA) (.157 DIA)
(.500) (.338)(.150)
(.015)
(.472)
(.519)
8.60
0.40
12.70
11.00 7.20 5.50
0.60
3.81 12.70
0.40
8.60
3.70 7.00
Ø6.25 Ø4.00
0.60
4.70
13.20
12.00
EPOXY
3 2 1
PANEL SWITCHES
5
PLAIN BUSHING - RIGHT ANGLE TERMINALS
VERTICAL : 18200WW
(.500) (.269)(.150)
(.433) (.283) (.216)
(.023) (.015)
(.157 DIA)
(.246 DIA) (.472)
(.023)
(.275)
(.187)
4.75
12.00
Ø4.00
Ø6.25
0.60
7.00
3.81
0.60 0.40
12.70 6.85
5.507.2011.00
EPOXY
(.519)(.118)
3.00 13.20
(.500)(.150)(.500)
(.062 DIA)
(.187)
(.200)
4.75
5.08
Ø1.60
3.81 12.70 3.81 12.70
1
2
3
5.08
(.200)
1-3 1-2
18235WW
Single pole
18245WW
Double pole
ON
ON
MOM
MOM
Snap-action momentary pushbutton switches
18000 series
BASIC P/N
AD Silver, gold plated
CD Brass, gold plated
CONTACT MATERIALS
PLUNGERS
Dash compulsory before plunger code.
Blank Ø 4 (.157) - long
-6 Ø 3.1 (.122)
-3 Ø 4 (.157) - short
-5 Ø 3.1 (.122)
BASIC P/N
(.283)
(.039)
7.20
1.00
Ø4.00
(.157 DIA)
(.307)
7.80
(.354)
(.039)
9.00
1.00
(.236)
(.157 DIA)
Ø4.00
6.00
Ø4.00
1.00
5.507.20
(.157 DIA)
(.039)
(.216)
(.283)
1.00
9.00
(.039)
(.354)
Ø4.00
(.157 DIA)
(.145)
3.70
6.30
Ø3.10
(.122 DIA)
(.248)
(.283)
(.039)
7.20
1.00
(.354)
(.039)
9.00
1.00
Ø3.10
(.122 DIA)
(.177)
4.50
1.00
7.20
(.039)
(.283)
Ø3.10
(.122 DIA)
(.301)
7.65
5.85
(.230)
1.00
9.00
(.039)
(.354)
(.122 DIA)
Ø3.10
Blank -6
-3 -5
BASIC P/N
SPECIAL OPTIONS
X371 Plain bushing Ø 6.25 mm (.246) (instead of standard
threaded bushing).
X372 Shorter threaded bushing Ø 6.35 (1/4).
Height 7 mm (.274).
(.236)
(.039)
6.00
1.00
Ø6.25
(.246 DIA)
(.275)
(.039)
7.00
1.00
Ø6.35-40UNS
(1/4-40UNS
X371 X372
PANEL SWITCHES
6
18000 series
Snap-action momentary pushbutton switches
BASIC P/N
SPECIAL OPTIONS
(CONTINUED)
X386 Threaded bushing Ø 6.35 mm (1/4) to replace plain
bushing on models W - WW and Y.
X438 Plain bushing Ø 6.25 mm (.246). Height 7,2 mm (.283) -
without shoulder.
X624 Straight PC terminals - bracket mounting - with shorter
bushing and plunger
X662 Snap-in mounting - straight PC terminals
X386 X438
OPTION X624 - SINGLE POLE
(.125)
(.511)(.161)
4.10 13.00
3.18
15.75
(.620)
3.18
(.125)
(.185)
4.70
EPOXY
(.062 DIA)
Ø1.60
1.27
(.015)
(.050)
(.620)
15.75
123
(.275)
7.00
0.40
Ø5.20Ø3.10
(.204 DIA)(.122 DIA)
(.161) (.149)
3.804.10
(.620)
15.75
(.125)
3.18
15.75
3.18 (.620)
(.125)
4.75
8.20
4.70
(.185)
(.187)
(.322)
(.472)
(.511)(.185)
12.00
4.70 13.00
EPOXY
(.062 DIA)
Ø1.60
3
2
1
(.050)
(.015)
0.40
1.27
(.122 DIA) (.204 DIA)
(.161) (.149)
Ø3.10 Ø5.20
3.804.10
19.50
15.70
(.618)
(.767)
2.50 Maxi
(.098 MAX) (.078)
2.00
(.023)
(.185)
0.60
4.70
1 2 3
EPOXY
(.187)
(.472)
12.00
4.75
(.275)
7.00
(.161)
(.452)
(.519)
13.20
11.50
4.10
11.50
(.452)
(.023)
0.60
(.700)(.161)
4.10 17.80
(.185)
(.185)
(.187)
(.062 DIA)
Ø1.60
4.75
4.70 4.70
18235Y -2X624 ON MOM
ON MOM
18245Y -2X624
OPTION X624 - DOUBLE POLE
OPTION X662
(.354)
(.039)
9.00
1.00
Ø6.35-40UNS
(1/4-40UNS
(.283)
(.246 DIA)
Ø6.25
7.20
PANEL SWITCHES
7
Snap-action momentary pushbutton switches
18000 series
BASIC P/N
CAPS
+ U...
For cap colors, replace last "0" by number :
1 Blue
1/4 Dark blue
2 Black
3 Green
4 Grey
CAPS FOR Ø 4 (.157) PLUNGERS (-13, -3)
CAPS FOR Ø 3.1 (.122) PLUNGERS (-5, -6)
(.118)
(.370)
(.250)
3.00
6.35
Ø9.40
(.236)
(.452 SQ)
(.195)
6.00
5.00
11.50x11.50
(.370 DIA)
(.250)
(.129)
3.30
6.35
Ø9.40
(.452 SQ)
(.157)
(.196)
4.00
3.00
11.50x11.50
(.118)
(.393)
(.295)
Ø10.00
7.50
3.00
(.295)
(.118)
(.393 DIA)
3.00
7.50
Ø10.00
CAPS FOR Ø 3.1 (.122) PLUNGERS (-5, -6)
(.250)
(.314)
(.118)
3.00
6.35
Ø8.00
(.452 SQ)
(.157)
(.196)
4.00
3.00
11.50x11.50
(.250)
(.118)
(.314 DIA)
3.00
6.35
Ø8.00
(.157)
(.106)
(.452 SQ)
4.00
2.70
11.50x11.50
(.452 SQ)
(.157)
(.196)
4.00
3.00
11.50x11.50
(.590 DIA)
(.393)
(.118)
3.00
10.00
Ø15.00
(.157)
(.196)
(.129)
4.00
3.30
Ø5.00
(.157)
(.129)
(.196 DIA)
3.30
4.00
Ø5.00
(.393)
(.137)
(.590 DIA)
10.00
3.50
Ø15.00
(.157)
(.106)
(.452 SQ)
4.00
2.70
11.50x11.50
5 Yellow
6 Red
7 Ivory
7/1 White
9 Orange
U900 U1140 U1720 U480
U630 U2430
Square
U2400 U2510 U2130 U2900
U3400
U2020
Square
U910
Square
U2430
Square
U910
Square
U2430
Square
PANEL SWITCHES
8
18000 series
Snap-action momentary pushbutton switches
BASIC P/N
BEZELS
+ U...
For cap colors, replace last "0" by number :
1 Blue
1/4 Dark blue
2 Black
3 Green
4 Grey
5 Yellow
6 Red
7 Ivory
7/1 White
9 Orange
FOR SNAP-IN MODELS (18800 - 18800X662)
(.618)
(.476)
(.476)
(.767)
(.078)
12.10
19.50
2.00
12.10
15.70
15.70
12.10
(.476)
(.618)
(.476) (.078)
(.196)
(1.102)
(.519)
(.196 DIA)
(.279 DIA)
13.20
Ø5.00
28.00
2.00
5.00
12.10
Ø7.10
(.383)
9.75
U1200 U1210
For LED Ø 5 - not supplied
FOR BRACKET MOUNTING MODELS (18200Y & 18200YX624)
15.70
12.10 2.00
19.50
12.10
(.078)
(.767)
(.476)
(.476)
(.618)
(.188)
4.80
U3200
STANDARD PANEL MOUNTING
(.161
)
2.00
(.078)
4.10
4.10
(.161
)
(.078)
2.00
18800 + U910 + U1200 18800 + U910 + U1210
Panel thickness with bezel : 1 mm (.039) to 2.5 mm (.098)
DRESS NUTS
Order separately. For models with threaded bushing (18500 - 18700 - 18200 - 18900)
Chrome plated.
U1636 For caps U1140 and U2510
U840 For cap U480 and U2900
U825 For caps U630 and U3400
(.322 DIA)
(.500 DIA)
(1/4-40UNS)
(.322)
(.244)
Ø12.70
Ø8.20
6.20
8.20
Ø6.35-40UNS
(.610 DIA)
(.728 DIA)
Ø18.50
Ø15.50
Ø6.35-40UNS
(1/4-40UNS)
8.00
(.314)
(.228)
5.80
(.413 DIA)
(.531 DIA)
(.314)
(.228)
Ø10.50
Ø13.50
5.80
8.00
Ø6.35-40UNS
(1/4-40UNS)
U1636 U840 U825
PANEL SWITCHES
9
• Total travel : 0.9 mm (.035) approx.
• Operating temperature : -30 °C to +65 °C (-22 °F to +149 °F)
GENERAL SPECIFICATIONS
• Max. current/voltage rating with resistive load : 7 A 30 VDC
• Initial contact resistance : 20 mΩ max. at 0.1 A 3 VDC
• Insulation resistance : 200,000 MΩ min. between terminals and frame
• Dielectric strength : 1,500 Vrms 50 Hz min.
• Electrical life : 60,000 cycles at full load
ELECTRICAL SPECIFICATIONS
• Case : diallylphthalate (DAP)
• Actuator : glass filled polyester
• Bushing : brass, nickel plated
• Housing : stainless steel
• Contacts : silver
• Terminal seal : epoxy
APEM products may be recycled at end-of-life for the re-claiming of valuable metal components.
MATERIALS
Tactile feedback
High currents
DISTINCTIVE FEATURES
18000 series
Snap-action momentary pushbutton switches •
high currents
PANEL CUT-OUT
ELECTRICAL FUNCTION
KEYWAY
(.187 –.005)
(.250 DIA )
(.078 DIA )
Ø2.00
4.75–0.10
Ø6.35
+0.10
0.00
+0.10
0.00 +.003
.000
+.003
.000
COMM NO NC
PANEL SWITCHES
10
Snap-action momentary pushbutton switches •
high currents
18000 series
THREADED BUSHING - SINGLE POLE
ON MOM
18635A
(.230)
(.122 DIA)
COMM
NC
NO
5.85
Ø3.10
2.35
(.172)
0.75
(.030)
(.040)
7.35
(.290)
1.00
10.65
(.420) (.290)
12.70
(.185)
4.70
(.500)
(.093)
4.35 7.35
(1/4-40UNS)
Ø6.35-40UNS
EPOXY
Also available in double pole configuration.
KEYWAY
U2400 Ø 5 (.196)
U2510 Ø 8 (.314)
U2130 Ø 9,4 (.370)
U2900 Ø 10 (.393)
U3400 Ø 15 (.590)
For cap dimensions, see “Caps for Ø 3,1 (.122) plungers” on the preceding pages.
CAPS
BASIC P/N + U...
U910 Height 4 (.157)
U2340 Height 6 (.236)
ROUND SQUARE
PANEL SWITCHES
11