18000 SERIES
SNAP-ACTION MOMENTARY PUSHBUTTON SWITCHES
Overview
D-50
D
APEM
18
SERIES
Terminals and bushing
2Straight PC terminals with Ø 6,35 (1/4)
threaded bushing
Straight PC terminals + bracket or
right angle terminals with plain bushing
5Solder 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.
Number of poles
3Single pole
4Double pole
Electrical function
5ON - MOM
Terminals
Blank Solder lugs or straight PC depending
on model
WRight angle, horizontal mounting
WW Right angle, vertical mounting
YBracket mounting
ABOUT THIS SERIES
On the following pages, you will find successively :
- specifications
- model structure of switches
- options in the same order as in above chart
Dimensions : first dimensions are in mm while inches are shown as bracketted numbers.
NOTICE : please note that not all combinations of above numbers are available.
Refer to the following pages for further information.
18000 SERIES
SNAP-ACTION MOMENTARY PUSHBUTTON SWITCHES
Overview
Sealing boots are available to protect the switches against dust and water. They are presented in section N.
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 available are presented in section N.
Packaging unit : 25 pieces for W, WW double pole and 18800 models
50 pieces for other models.
Plungers
-13 Ø 4 (.157), length 6 mm (.236)
Standard with threaded bushing
-6 Ø 3,1 (.122), length 5,85 mm (.230)
-3Ø 4 (.157), length 5,5 mm (.216)
Standard with plain bushing
-5Ø 3,1 (.122), length 6,3 mm (.248)
Special options
X624 Shorter bushing and
plunger
X662 Snap-in mounting and
straight PC terminals
Other : specific bushings,
etc... See following pages.
Caps
For Ø 4 (.157) plungers (-3, -13)
U900 Ø 5 (.196)
U1140 Ø 8 (.314)
U1720 Ø 9,4 (.370)
U480 Ø 10 (.393) - standard
U630 Ø 15 (.590)
U2430 Square
Height 4 (.157)
U2020 Square
Height 6 (.236)
For Ø 3,1 (.122) plungers (-5, -6)
U2400 Ø 5 (.196)
U2510 Ø 8 (.314)
U2130 Ø 9,4 (.370)
U2900 Ø 10 (.393)
U3400 Ø 15 (.590)
U910 Square
Height 4 (.157)
U2340 Square
Height 6 (.236)
Bezels
For snap-in mounting models
U1200
U1210 for LED
For bracket mounting models
U3200
Contact materials
AD Silver, gold plated
CD Brass, gold plated
D-51
D
APEM
18000 SERIES
SNAP-ACTION MOMENTARY PUSHBUTTON SWITCHES
Specifications
D-52
D
APEM
MATERIALS
• 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
• Terminals seal : epoxy
ELECTRICAL SPECIFICATIONS
• Max. current/voltage rating with resistive load :
- gold plated brass contacts : 100mA - 30VDC
- gold plated silver contacts : 1A 120VAC, 1A 30VDC
• Initial contact resistance : 50 mΩmax.
• Insulation resistance : 1.000 MΩmin.
• Dielectric strength : 1.000 Vrms 50 Hz min.
• Electrical life : 60.000 cycles at full load
GENERAL SPECIFICATIONS
• Total travel : 0,5 mm (.019)
• Torque : 1,25 Nm (.922 Ft.lb) max. applied to nut
• Operating temperature : -30°C to +65°C
18000 SERIES
SNAP-ACTION MOMENTARY PUSHBUTTON SWITCHES
Threaded bushing Ø 6,35 (1/4) : 18500 - 18700 - 18200
Solder lug terminals : 18500
Straight PC terminals : 18200
Flatted bushing - solder lug terminals : 18700
MODEL
STRUCTURE
• Solder lug or straight PC terminals
• Epoxy sealed terminals standard
1-3 1-2
Single pole
18535 ON MOM
Double pole
18545 ON MOM
1-3 1-2
Single pole
18735 ON MOM
Double pole
18745 ON MOM
1-3 1-2
Single pole
18235 ON MOM
Double pole
18245 ON MOM
Shown with standard plunger (-13)
➞Keyway
➞Keyway
➞Flat
➞Keyway
12 3
(.216)
(.161)
(.023)
5.50
4.10
0.60
(.070)
(.145)
(.078)
3.70
2.00
1.80
(.039)
1.00
(.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
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)
(.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
D-53
D
APEM
18000 SERIES
SNAP-ACTION MOMENTARY PUSHBUTTON SWITCHES
Threaded bushing Ø 6,35 (1/4) : 18900 - Snap-in mounting : 18800
D-54
D
APEM
Snap-in mounting - solder lug terminals : 18800
Flatted bushing - straight PC terminals : 18900
1-3 1-2
Single pole
18935 ON MOM
Double pole
18945 ON MOM
1-3 1-2
Single pole
18835 ON MOM
Double pole
18845 ON MOM
PANEL CUT-OUT
18500 - 18200 18700 - 18900
PANEL CUT-OUT
18800
With bezel U1200 With bezel U1210 for LED
Shown with cap U910 + U1200
Available with straight PC terminals : see
X662 under "Special options".
➞Flat
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
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
Ø6.50
Ø2.20
5.20
(.255 DIA) (.086 DIA)
(.204)
(.590)
(.492)
15.00
12.50
(.590)
(.519)
(.492)
(.314 DIA)
15.00
Ø8.00
13.20
12.50
(.255 DIA)
Ø6.50
2.70
(.106)
18000 SERIES
SNAP-ACTION MOMENTARY PUSHBUTTON SWITCHES
Plain bushing : 18200Y - 18200W - 18200WW
D-55
D
APEM
Right angle terminals - horizontal : 18200W
Straight PC terminals - bracket mounting - doube pole 18240Y
Straight PC terminals - bracket mounting - single pole 18230Y
MODEL
STRUCTURE
• Straight PC or right angle terminals
• Epoxy sealed terminals standard
18235Y ON MOM
18245Y ON MOM
Single pole
18235W ON MOM
Double pole
18245W ON MOM
Shown with standard plunger (-3)
321
(.216)
(.161)
(.023)
5.50
4.10
0.60
(.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
(.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
18000 SERIES
SNAP-ACTION MOMENTARY PUSHBUTTON SWITCHES
Right angle terminals - vertical : 18200WW
D-56
D
APEM
CONTACT MATERIALS
AD Silver, gold plated
CD Brass, gold plated
Dash compulsory before plunger code.
PLUNGERS
-13 -6
Ø 4 (.157) - standard with threaded bushing
Ø 3,1 (.122)
-3 -5
Ø 4 (.157) - standard with plain bushing Ø 3,1 (.122)
1-3 1-2
Single pole
18235WW ON MOM
Double pole
18245WW ON MOM
(.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)(.150)
(.062 DIA)
(.187)
(.200)
4.75
5.08
Ø1.60
3.81 12.70 3.81 12.70
1
2
3
5.08
(.200)
(.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
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
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
If plunger not specified, we
supply former default option -13.
18000 SERIES
SNAP-ACTION MOMENTARY PUSHBUTTON SWITCHES
SPECIAL OPTIONS
Single pole
18235Y -2X624 ON MOM
Double pole
18245Y -2X624 ON MOM
Single pole
18835 X662 ON MOM
Double pole
18845 X662 ON MOM
X624 Straight PC terminals - bracket mounting - with shorter bushing and plunger
X662 Snap-in mounting - straight PC terminals
(.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
D-57
D
APEM
18000 SERIES
SNAP-ACTION MOMENTARY PUSHBUTTON SWITCHES
D-58
D
APEM
X438 Plain bushing Ø 6,25 mm (.246). Height 7,2 mm (.283) - without
shoulder.
FTin dipped terminals (for PC terminals only)
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).
X386 Threaded bushing Ø 6,35 mm (1/4) to replace plain bushing
on models W - WW and Y.
X371
X372
X386
X438
SPECIAL OPTIONS (continued)
(.275)
(.039)
7.00
1.00
Ø6.35-40UNS
(1/4-40UNS
(.236)
(.039)
6.00
1.00
Ø6.25
(.246 DIA)
(.354)
(.039)
9.00
1.00
Ø6.35-40UNS
(1/4-40UNS
(.283)
(.246 DIA)
Ø6.25
7.20
18000 SERIES
SNAP-ACTION MOMENTARY PUSHBUTTON SWITCHES
CAPS
+ U...
U900 U1140 U1720
U480 U630
U2020
U2430
U2400 U2510
U2130 U2900
U3400 U910 U2340
Caps for Ø 4 (.157) plungers (-13, -3)
Caps for Ø 3,1 (.122) plungers (-5, -6)
Cap colours
Replace
last "0" by
number
1blue
2black
3green
4grey
5yellow
6red
7ivory
7/1 white
9orange
Square
Square
Square Square
(.157)
(.196)
(.129)
4.00
3.30
Ø5.00
(.250)
(.314)
(.118)
3.00
6.35
Ø8.00
(.118)
(.370)
(.250)
3.00
6.35
Ø9.40
(.452 SQ)
(.157)
(.196)
4.00
3.00
11.50x11.50
(.590 DIA)
(.393)
(.118)
3.00
10.00
Ø15.00
(.118)
(.393)
(.295)
Ø10.00
7.50
3.00
D-59
D
APEM
18000 SERIES
SNAP-ACTION MOMENTARY PUSHBUTTON SWITCHES
D-60
D
APEM
U910 U2340
Caps for 18800 and 18800X662 models Cap colours
Replace "0"
by number
1blue
2black
3green
4grey
5yellow
6red
7ivory
7/1 white
9orange
U840 U825
U1636
DRESS NUTS
For models with threaded bushing (18500 - 18700 - 18200 - 18900)
Chrome plated
Dress nuts are to be ordered separately.
For cap U480 and U2900 For caps U630 and U3400For caps U1140 and U2510
CAPS (continued)
+ U...
Square Square
(.157)
(.106)
(.452 SQ)
4.00
2.70
11.50x11.50
(.322 DIA)
(.500 DIA)
(1/4-40UNS)
(.322)
(.244)
Ø12.70
Ø8.20
6.20
8.20
Ø6.35-40UNS
(.413 DIA)
(.531 DIA)
(.314)
(.228)
Ø10.50
Ø13.50
5.80
8.00
Ø6.35-40UNS
(1/4-40UNS)
(.610 DIA)
(.728 DIA)
Ø18.50
Ø15.50
Ø6.35-40UNS
(1/4-40UNS)
8.00
(.314)
(.228)
5.80
(.452 SQ)
(.196)
(.236)
5.00
6.00
11.50x11.50
18000 SERIES
SNAP-ACTION MOMENTARY PUSHBUTTON SWITCHES
U1200
U1210
U3200
For snap-in models (18800 - 18800X662)
For bracket mounting models (18200Y and 18200YX624)
Bezel colours
Replace
last "0" by
number
1blue
2black
3green
4grey
5yellow
6red
7ivory
7/1 white
9orange
STANDARD PANEL MOUNTING
Panel thickness with bezel : 1 mm (.039) to 2,5 mm (.098)
18800 + U910 + U1200 18800 + U910 + U1210
For LED Ø 5 - not supplied
BEZELS
+ U...
(.618)
(.476)
(.476)
(.767)
(.078)
12.10
19.50
2.00
12.10
15.70
15.70
12.10 2.00
19.50
12.10
(.078)
(.767)
(.476)
(.476)
(.618)
(.188)
4.80
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
(.161)
2.00
(.078)
4.10
4.10
(.161)
(.078)
2.00
D-61
D
APEM
18000 SERIES
SNAP-ACTION MOMENTARY PUSHBUTTON SWITCHES
For high currents
D-62
D
APEM
MATERIALS
• Case : diallylphthalate (DAP)
• Actuator : glass filled polyester
• Bushing : brass, nickel plated
• Housing : stainless steel
• Contacts : silver
• Terminal seal : epoxy
ELECTRICAL SPECIFICATIONS
• Max. current/voltage rating with resistive load :
3A 250VAC - 6A 125VAC - 7A 30VDC
• Initial contact resistance : 20 mΩmax. at 0,1A 3VDC
• Insulation resistance : 200.000 MΩmin. between terminals and frame
• Dielectric strength : 1.500 Vrms 50 Hz min.
• Electrical life : 60.000 cycles at full load
GENERAL SPECIFICATIONS
• Travel : 0,90 mm (.035) approx.
• Operating temperature : -30°C to +85°C
18000 SERIES
SNAP-ACTION MOMENTARY PUSHBUTTON SWITCHES
For high currents
D-63
D
APEM
Single pole
Double pole
• Threaded bushing Ø 6,35 (1/4)
• Solder lug terminals
• Epoxy sealed terminals
18635A ON MOM
18645A ON MOM
➞Keyway
➞Keyway
➞Keyway
COMM NO NC
(.047)
(.093)
(.080)
(.172)
4.35
2.05
1.20
2.35
(.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
(.500)
(.500)
(.290) (.420) (.172)
(.230)
(.122 DIA)
(.093)
(1/4-40UNS)
(.185)
(.030)
7.35 10.65 4.35 12.70
5.85
Ø6.35-40UNS
Ø3.10
2.35
0.75
4.70
12.70
COMM
NO
NC
(.040)
1.00
(.210)
5.35
EPOXY
PANEL CUT-OUT
(.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
MODEL
STRUCTURE
Round Square
U2400 Ø 5 (.196) U910 Height 4 (.157)
U2510 Ø 8 (.314) U2340 Height 6 (.236)
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
+ U...