18000 Number poles Single pole Double pole Blank Termin
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SNAP-ACTION MOMENTARY PUSHBUTTON SWITCHES Overview
18000
Number poles
Single pole Double pole Blank
Terminals
Solder lugs straight depending model Right angle, horizontal mounting Right angle, vertical mounting Bracket mounting
Terminals bushing
Straight terminals with 6,35 (1/4) threaded bushing Straight terminals bracket right angle terminals with plain bushing Solder terminals with 6,35 (1/4) threaded bushing. Solder terminals with 6,35 (1/4) flatted bushing. Solder terminals, snap-in mounting Straight terminals with 6,35 (1/4) flatted bushing.
Electrical function
ABOUT THIS SERIES following pages, will find successively specifications model structure switches options same order above chart Dimensions first dimensions while inches shown bracketted numbers.
NOTICE please note that combinations above numbers available. Refer following pages further information.
D-50
SNAP-ACTION MOMENTARY PUSHBUTTON SWITCHES Overview
18000
Contact materials
Silver, gold plated Brass, gold plated
Special options
X624 Shorter bushing plunger X662 Snap-in mounting straight terminals Other specific bushings, etc. following pages.
Bezels
snap-in mounting models U1200 U1210 bracket mounting models U3200
Plungers
(.157), length (.236) Standard with threaded bushing (.122), length 5,85 (.230) (.157), length (.216) Standard with plain bushing (.122), length (.248)
Caps
(.157) plungers (-3, -13) U900 (.196) U1140 (.314) U1720 (.370) U480 (.393) standard U630 (.590) U2430 Square Height (.157) U2020 Square Height (.236) (.122) plungers (-5, U2400 (.196) U2510 (.314) U2130 (.370) U2900 (.393) U3400 (.590) U910 Square Height (.157) U2340 Square Height (.236)
Sealing boots available protect switches against dust water. They presented section Mounting accessories standard hardware supplied with models with 6,35 (1/4) threaded bushing nuts (.314) across flats, locking ring lockwasher. Standard special hardware available presented section Packaging unit pieces double pole 18800 models pieces other models.
D-51
SNAP-ACTION MOMENTARY PUSHBUTTON SWITCHES Specifications
ELECTRICAL SPECIFICATIONS
18000
Max. current/voltage rating with resistive load gold plated brass contacts 100mA 30VDC gold plated silver contacts 120VAC, 30VDC Initial contact resistance max. Insulation resistance 1.000 min. Dielectric strength 1.000 Vrms min. Electrical life 60.000 cycles full load
MATERIALS
GENERAL SPECIFICATIONS
Case Actuator polyamide, glass filled Bushing brass, nickel plated Housing stainless steel Bracket plated steel Contacts silver, gold plated brass, gold plated Terminals seal epoxy
Total travel (.019) Torque 1,25 (.922 Ft.lb) max. applied Operating temperature -30°C +65°C
D-52
SNAP-ACTION MOMENTARY PUSHBUTTON SWITCHES Threaded bushing 6,35 (1/4) 18500 18700 18200
18000
Keyway
Solder straight terminals Epoxy sealed terminals standard
2.00 (.078)
3.70 (.145)
5.50 (.216)
1.00 (.039) 1.80 (.070)
0.60 (.023)
4.10 (.161)
MODEL STRUCTURE
Shown with standard plunger (-13)
Solder terminals 18500
Keyway
13.20 (.519) (1/4-40UNS)
Single pole 18535 Double pole 18545
8.00 (.314) 1.00 (.039) 3.70 (.145) 12.00 (.472) 12.00 (.472)
1.80 (.070) 7.00 (.275)
6.00 (.236)
(.157 DIA)
0.60 (.023)
4.75 (.187)
4.70 (.185) EPOXY
Flatted bushing solder terminals 18700
Flat
6.00 (.236) (.157 DIA) 13.20 (.519) 5.70 (.224) (1/4-40UNS)
Single pole 18735 Double pole 18745
8.00 (.314) 1.00 (.039) 12.00 (.472)
1.80 (.070) 7.00 (.275)
3.70 (.145)
0.60 (.023)
12.00 (.472)
4.75 (.187)
4.70 (.185) EPOXY
Straight terminals 18200
Keyway
6.00 (.236) (.157 DIA) 13.20 (.519)
(1/4-40UNS) 4.70 (.185) (.062 DIA) 1.00 (.039) 13.35 (.523) 4.75 (.187) 4.10 (.161) 12.00 (.472) 4.75 (.187)
Single pole 18235 Double pole 18245
8.00 (.314) 4.70 (.185)
0.60 (.023) 7.00 (.275)
0.60 (.023) 4.70 (.185) EPOXY
D-53
SNAP-ACTION MOMENTARY PUSHBUTTON SWITCHES Threaded bushing 6,35 (1/4) 18900 Snap-in mounting 18800
Flatted bushing straight terminals 18900
18000
Flat
6.00 (.236) 5.70 (.224) 4.70 (.185) (.062 DIA) 8.00 (.314) 1.00 (.039) 13.35 (.523) 4.70 (.185) 4.75 (.187) 4.10 (.161) 12.00 (.472) 4.75 (.187) 11.50 (.452) 2.00 (.078) 3.70 (.145) 0.60 (.023) 4.70 (.185) 13.20 (.519) 12.00 (.472) EPOXY 2.50 Maxi (.098 MAX) 4.75 (.187) (.157 DIA) 13.20 (.519) (1/4-40UNS)
Single pole 18935
Double pole 18945
0.60 (.023) 7.00 (.275)
0.60 (.023) 4.70 (.185) EPOXY
Snap-in mounting solder terminals 18800
15.70 (.618)
Shown with U910 U1200
19.50 (.767) 4.10 (.161) 11.50 (.452)
Single pole 18835 Double pole 18845
16.50 (.649) 1.80 (.070) 7.00 (.275) (.314 DIA) 13.20 (.519)
Available with straight terminals X662 under "Special options".
PANEL CUT-OUT
18500 18200
(.255 DIA) (.086 DIA)
18700 18900
(.255 DIA)
5.20 (.204)
2.70 (.106)
PANEL CUT-OUT
18800
15.00 (.590) 15.00 (.590)
With bezel U1200
12.50 (.492)
With bezel U1210
D-54
12.50 (.492)
SNAP-ACTION MOMENTARY PUSHBUTTON SWITCHES Plain bushing 18200Y 18200W 18200WW
Straight right angle terminals Epoxy sealed terminals standard
18000
5.50 (.216)
0.60 (.023)
4.10 (.161)
MODEL STRUCTURE
Shown with standard plunger (-3)
Straight terminals bracket mounting single pole 18230Y
(.157 DIA) (.246 DIA) (.062 DIA) 3.18 (.125)
18235Y
13.00 (.511)
6.80 5.50 (.267) (.216)
4.70 (.185)
EPOXY 4.10 (.161) 3.18 (.125) 15.75 (.620)
0.40 (.015)
1.27 (.050) 7.00 (.275)
Straight terminals bracket mounting doube pole 18240Y
8.20 (.322) (.157 DIA) (.246 DIA)
7.20 5.10 (.283) (.200)
(.062 DIA) 3.18 (.125)
18245Y
13.00 (.511)
4.70 (.185)
EPOXY 4.70 (.185) 3.18 (.125) 15.75 (.620)
0.40 (.015)
1.27 (.050) 12.00 (.472)
4.75 (.187)
Right angle terminals horizontal 18200W
8.60 (.338)
5.08 (.200) (.246 DIA) 5.50 (.216) (.157 DIA) 12.00 (.472) 12.70 (.500) 4.70 (.185)
Single pole 18235W Double pole 18245W
7.20 (.283)
0.40 (.015)
0.40 (.015)
8.60 (.338)
12.70 (.500)
(.062 DIA) 12.70 (.500)
11.00 (.433)
3.70 (.145)
7.00 (.275)
13.20 (.519)
EPOXY
3.81 (.150)
4.70 (.185)
3.81 12.70 (.150) (.500)
0.60 (.023)
0.60 (.023)
(.185) 4.70
15.75 (.620) 5.08 (.200)
15.75 (.620)
D-55
SNAP-ACTION MOMENTARY PUSHBUTTON SWITCHES
18000
Right angle terminals vertical 18200WW
(.246 DIA) 6.85 (.269) (.157 DIA) 5.50 (.216) 12.00 (.472)
12.70 (.500)
0.40 (.015)
0.60 (.023)
0.60 (.023) 7.00 (.275)
3.81 (.150)
4.75 (.187) 13.20 (.519) 4.75 (.187)
CONTACT MATERIALS
Silver, gold plated Brass, gold plated
PLUNGERS
Dash compulsory before plunger code.
7.80 (.307)
6.00 (.236)
1.00 (.039)
1.00 (.039)
7.65 (.301)
1.00 (.039)
5.85 (.230)
(.157 DIA)
(.157 DIA)
(.122 DIA)
(.122 DIA)
plunger specified, supply former default option -13.
7.20 (.283)
9.00 (.354)
(.157) standard with threaded bushing
(.122)
7.20 (.283)
5.50 (.216)
1.00 (.039)
3.70 (.145)
1.00 (.039)
6.30 (.248)
1.00 (.039)
4.50 (.177)
(.157 DIA)
(.157 DIA)
(.122 DIA)
9.00 (.354)
(.122 DIA)
9.00 (.354)
7.20 (.283)
(.157) standard with plain bushing
(.122)
D-56
7.20 (.283)
9.00 (.354)
1.00 (.039)
1.00 (.039)
3.81 (.150)
3.00 (.118)
12.70 (.500)
EPOXY
11.00 (.433)
Single pole 18235WW Double pole 18245WW
7.20 (.283)
(.062 DIA)
5.08 (.200)
3.81 (.150)
12.70 (.500)
5.08 (.200)
SNAP-ACTION MOMENTARY PUSHBUTTON SWITCHES
18000
SPECIAL OPTIONS
X624
Straight terminals bracket mounting with shorter bushing plunger
(.122 DIA) 3.80 (.149)
(.204 DIA) (.062 DIA) 3.18 (.125)
Single pole
13.00 (.511) 4.10 (.161)
18235Y -2X624
4.70 (.185)
EPOXY 4.10 (.161) 3.18 (.125) 15.75 (.620)
0.40 (.015)
1.27 (.050) 7.00 (.275)
8.20 (.322) 3.80 (.149)
(.122 DIA)
(.204 DIA)
Double pole
13.00 (.511) 4.10 (.161)
(.062 DIA) 3.18 (.125)
18245Y -2X624
4.70 (.185)
EPOXY 4.70 (.185) 3.18 (.125) 15.75 (.620)
0.40 (.015)
1.27 (.050) 12.00 (.472)
4.75 (.187)
X662
Snap-in mounting straight terminals
19.50 (.767) 4.10 (.161) 15.70 (.618) 11.50 (.452) 2.00 (.078) 11.50 (.452)
Single pole 18835 X662 Double pole 18845 X662
17.80 (.700) 2.50 Maxi (.098 MAX) (.062 DIA) 4.70 (.185) 4.75 (.187)
0.60 (.023) 4.10 (.161) 7.00 (.275) 0.60 (.023)
4.75 (.187) 12.00 (.472)
4.70 (.185) 13.20 (.519)
EPOXY
4.70 (.185)
15.75 (.620)
15.75 (.620)
D-57
SNAP-ACTION MOMENTARY PUSHBUTTON SWITCHES
18000
SPECIAL OPTIONS
(continued)
X371
Plain bushing 6,25 (.246) (instead standard threaded bushing).
6.00 (.236) (1/4-40UNS
(.246 DIA)
7.00 (.275)
1.00 (.039)
X372
Shorter threaded bushing 6,35 (1/4). Height (.274).
X371
X386
Threaded bushing 6,35 (1/4) replace plain bushing models
X372
(1/4-40UNS
X438
Plain bushing 6,25 (.246). Height (.283) without shoulder. dipped terminals (for terminals only)
7.20 (.283)
X386
X438
D-58
9.00 (.354)
(.246 DIA)
1.00 (.039)
1.00 (.039)
SNAP-ACTION MOMENTARY PUSHBUTTON SWITCHES
18000
CAPS
Caps (.157) plungers (-13,
(.196) (.314) (.370)
3.30 (.129) 4.00 (.157) 3.00 (.118) 6.35 (.250)
U900
(.393)
U1140
(.590 DIA)
U1720
11.50x11.50 (.452
7.50 (.295)
10.00 (.393)
3.00 (.196)
3.00 (.118)
3.00 (.118)
U480
11.50x11.50 (.452
U630
3.00 (.118)
U2430 Square colours Replace last number
6.35 (.250)
U2020 Square
5.00 (.195)
6.00 (.236)
Caps (.122) plungers (-5,
(.196 DIA) (.314 DIA)
blue black green grey yellow ivory white orange
U2400
(.370 DIA)
3.30 (.129)
4.00 (.157)
U2510
(.393 DIA)
3.00 (.118)
U2130
(.590 DIA)
3.30 (.129)
6.35 (.250)
U2900
11.50x11.50 (.452 11.50x11.50 (.452
10.00 (.393)
2.70 (.106)
3.00 (.118)
4.00 (.157)
7.50 (.295)
U3400
3.50 (.137)
U910 Square
U2340 Square
5.00 (.196)
6.00 (.236)
4.00 (.157)
6.35 (.250)
D-59
SNAP-ACTION MOMENTARY PUSHBUTTON SWITCHES
18000
CAPS
(continued)
Caps 18800 18800X662 models
colours
11.50x11.50 (.452
2.70 (.106)
11.50x11.50 (.452
Replace number blue black green grey yellow ivory white orange
4.00 (.157)
U910 Square
U2340 Square
DRESS NUTS
models with threaded bushing (18500 18700 18200 18900) Chrome plated
(.500 DIA) (.322 DIA)
5.00 (.196)
(.531 DIA) (.413 DIA)
6.00 (.236)
(.728 DIA) (.610 DIA)
6.20 (.244)
5.80 (.228)
8.20 (.322)
8.00 (.314)
8.00 (.314)
(1/4-40UNS)
(1/4-40UNS)
(1/4-40UNS)
U1636 caps U1140 U2510
U840 U480 U2900
U825 caps U630 U3400
Dress nuts ordered separately.
D-60
5.80 (.228)
SNAP-ACTION MOMENTARY PUSHBUTTON SWITCHES
18000
BEZELS
snap-in models (18800 18800X662)
2.00 (.078) 19.50 (.767)
Bezel colours Replace last number
2.00 (.078) (.279 DIA) 9.75 (.383) 13.20 (.519) 5.00 (.196)
15.70 (.618)
U1200
12.10 (.476)
12.10 (.476)
(.196 DIA) 12.10 (.476) 28.00 (1.102)
U1210 supplied
blue black green grey yellow ivory white orange
15.70 (.618)
bracket mounting models (18200Y 18200YX624)
2.00 (.078) 19.50 (.767) 4.80 (.188)
15.70 (.618)
U3200
12.10 (.476)
STANDARD PANEL MOUNTING
Panel thickness with bezel (.039) (.098)
4.10 (.161) 2.00 (.078) 4.10 (.161) 2.00 (.078)
18800 U910 U1200
12.10 (.476)
12.10 (.476)
18800 U910 U1210
D-61
SNAP-ACTION MOMENTARY PUSHBUTTON SWITCHES high currents
ELECTRICAL SPECIFICATIONS
18000
Max. current/voltage rating with resistive load 250VAC 125VAC 30VDC Initial contact resistance max. 0,1A 3VDC Insulation resistance 200.000 min. between terminals frame Dielectric strength 1.500 Vrms min. Electrical life 60.000 cycles full load
GENERAL SPECIFICATIONS
Travel 0,90 (.035) approx. Operating temperature -30°C +85°C
MATERIALS
Case diallylphthalate (DAP) Actuator glass filled polyester Bushing brass, nickel plated Housing stainless steel Contacts silver Terminal seal epoxy
D-62
SNAP-ACTION MOMENTARY PUSHBUTTON SWITCHES high currents
18000
Keyway
Threaded bushing 6,35 (1/4) Solder terminals Epoxy sealed terminals
4.35 (.172) 2.05 (.080) 2.35 (.093)
1.20 (.047) COMM
MODEL STRUCTURE
Single pole
Keyway
(1/4-40UNS)
EPOXY
1.00 (.040)
18635A
7.35 10.65 (.290) (.420) (.122 DIA) 4.35 (.172) 7.35 (.290)
COMM
2.35 (.093)
5.85 (.230)
2.35 (.093)
Double pole
Keyway
(1/4-40UNS)
0.75 (.030)
4.70 (.185)
1.00 (.040)
18645A
7.35 10.65 (.290) (.420) (.122 DIA)
EPOXY
4.35 (.172)
5.35 (.210)
12.70 (.500)
12.70 (.500)
COMM
5.85 (.230)
CAPS
Round U2400 U2510 U2130 U2900 U3400 Square U910 U2340
PANEL CUT-OUT
0.75 (.030)
4.70 (.185)
(.196) (.314) (.370) (.393) (.590)
Height (.157) Height (.236)
+0.10 0.00 (.078 +.003 .000
+0.10 0.00 (.250 +.003 .000
4.75-0.10 (.187 -.005)
dimensions, "Caps (.122) plungers" preceding pages.
D-63
12.70 (.500)
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