series lb standard size pushbuttons www.nkk.com d46 indicators accessories supplement tactiles keylocks rotaries pushbuttons d illuminated pb slides programmable rockers touch tilt toggles general specifcations electrical capacity (resistive load) power level (silver): 3a @ 125v ac or 3a @ 250v ac or 3a @ 30v dc logic level (gold): 0.4va maximum @ 28v ac/dc maximum (applicable range 0.1ma ~ 0.1a @ 20mv ~ 28v) note: find additional explanation of operating range in supplement section. other ratings contact resistance: 50 milliohms maximum for silver; 100 milliohms maximum for gold insulation resistance: 200 megohms minimum @ 500v dc dielectric strength: 1,000v ac minimum between contacts for 1 minute minimum; 1,500v ac minimum between contacts & case for 1 minute minimum mechanical life: 1,000,000 operations minimum for momentary circuit 200,000 operations minimum for maintained circuit electrical life: 100,000 operations minimum nominal operating force: 4.41n contact timing: nonshorting (break-before-make) travel: pretravel .059 (1.5mm); overtravel .059 (1.5mm); total travel .118 (3.0mm) materials & finishes housing: glass fber reinforced polyamide (ul94v-0) snap-in frame: stainless steel movable contact: silver alloy or copper with gold plating stationary contacts: silver alloy or copper with gold plating base: liquid crystal polymer (ul94v-0) switch terminals: phosphor bronze with silver or gold plating lamp terminals: brass with silver plating environmental data operating temperature range: C25c through +50c (C13f through +122f) for illuminated C25c through +70c (C13f through +158f) for nonilluminated note: when used with a polyvinyl chloride splash cover, the lowest limit is 0c (32f) humidity: 90 ~ 95% humidity for 96 hours @ 40c (104f) vibration: 10 ~ 55hz with peak-to-peak amplitude of 1.5mm traversing the frequency range & returning in 1 minute; 3 right angled directions for 2 hours shock: 50g (490m/s 2 ) acceleration (tested in 6 right angled directions, with 5 shocks in each direction) sealing: not available for snap-in; see next section for panel seal. installation cap installation force: 3.92n maximum downward force on cap quick connect force: 52.95n maximum downward force on connector soldering time & temperature: manual soldering: see profle a in supplement section. standards & certifications flammability standards: ul94v-0 housing & base ul: file no. e44145 all models recognized at 3a @ 125v or 250v ac or 0.4va @ 28v ac/dc maximum. add /u to end of part number to order ul mark on switch. add /cul to end of part number to order culus mark on switch. csa: file nos. 023535_0_000 all models certifed at 3a @ 125v or 250v ac or 0.4va @ 28v ac/dc maximum. add /c to end of part number to order csa mark on switch.
series lb standard size pushbuttons www.nkk.com d47 indicators accessories supplement tactiles keylocks rotaries pushbuttons d illuminated pb slides programmable toggles rockers touch tilt distinctive characteristics carefully designed light diffusion and fltering system produces bright, full surface illumination with front panel relamping. spot illumination available in single and bicolor leds. choice of super bright leds in white, green, and blue in addition to standard or bright red, amber, and green leds. stainless steel clips provide secure mounting with a wide range of panel thicknesses. latchdown feature gives indication of circuit status. audible and tactile feedback with smooth and responsive operation. snap-action contact mechanism gives long electrical life and sensitivity of actuation. combination solder lug and .110 quick connect terminals are epoxy sealed to prevent entry of fux, dust, and other contaminants. panel sealed model meets ip65 of iec60529 specifcations (similar to nema 4 & 13). compact switch design minimizes behind panel depth. matching indicators available. actual size snap-in mount page d46 panel seal page d57
www.nkk.com series lb standard size snap-in pushbuttons www.nkk.com d49 d48 indicators accessories supplement tactiles keylocks rotaries pushbuttons d illuminated pb slides programmable rockers touch tilt toggles indicators accessories supplement tactiles keylocks rotaries pushbuttons d illuminated pb slides programmable toggles rockers touch tilt d housing k black g gray shapes s square c round r rectangular poles 1 spdt 2 dpdt 1 s k w01 lb clear cap with red diffuser red, 12-volt, bright led with resistor spdt on-(on) circuit silver contacts rated 3a @ 125/250v ac; solder lug/quick connect terminals circuits 5 on (on) ( ) = momentary 6 on on alternate action with latchdown contacts & terminals w01 silver contacts rated 3a @ 125/250v ac solder lug/quick connect terminals * g01 gold contacts rated 0.4va @ 28v ac/dc solder lug/quick connect terminals * 5 description for typical ordering example lb15skw01-5c12-jc typical switch ordering example 5c 12 solid cap: lens/filter colors bj white/clear cj red/clear ej yellow/clear fj green/clear gj blue/clear incandescent lamp used with solid cap 05 5-volt 12 12-volt no code nonilluminated jc led cap: lens/diffuser colors jb clear/white super bright led used with led cap 6b white 6f green 6g blue led cap: lens/diffuser colors jb clear/white jc clear/red jd clear/amber jf clear/green bright led used with led cap colors resistor no code no resistor 05 5-volt 12 12-volt 24 24-volt 5c red 5d amber 5f green incandescent or neon used with insert cap 01 110-volt neon 05 5-volt incandescent 12 12-volt incandescent no code nonilluminated insert cap: lens/filter colors jb clear/white jc clear/red je clear/yellow *jf clear/green *jg clear/blue * jf & jg not suitable with neon. led in spot illuminated cap 1c red single color 1d amber single color 1f green single color cf red/green bicolor spot illuminated cap colors a black b white c red f green available in square and round only. square shape black housing lamps cap types & colors nonilluminated no code nonilluminated nonilluminated cap colors a black f green b white g blue c red h gray e yellow important: switches are supplied without ul, culus, & csa markings unless specifed. specifc models & ratings noted on general specifcations page. * wire harness & cable assemblies offered only in americas
series lb standard size snap-in pushbuttons www.nkk.com d50 indicators accessories supplement tactiles keylocks rotaries pushbuttons d illuminated pb slides programmable rockers touch tilt toggles epoxy seal (2.0) .079 (2.8) .110 (1.2) .047 thk = (0.5) .020 (7.5) .295 the electrical specifcations shown are determined at a basic temperature of 25c. lamp circuit is isolated and requires external power source. recommended resistors for neon: 33k ohms for 110v ac; 100k ohms for 220v ac * housing colors available: shapes & panel cutouts contact materials, ratings & terminals s .622? (15.8mm) square silver contacts gold contacts w01 g01 r * when in latchdown position for the alternate circuit, cap position is .039 (1.0mm) above the built-in bezel. c .854? (21.7mm) round .622? x .866? (15.8mm x 22.0mm) rectangular housing k power level 3a @ 125v ac & 250v ac logic level 0.4va max. @ 28v ac/dc max. solder lug/quick connect (16.2) sq .638 (22.0) dia .866 (11.5) .453 (1.5) r .059 (22.4) .882 (16.2) .638 cutout for 1 switch: .638 x .638 (16.2mm x 16.2mm) cutout for 1 switch with barriers: .638 x .815 (16.2mm x 20.7mm) cutout for 1 switch: .638 x .882 (16.2mm x 22.4mm) cutout for 1 switch with barriers: .638 x 1.059 (16.2mm x 26.9mm) panel thickness for switches & barriers: .039 ~ .157 (1.0 ~ 4.0mm) panel thickness for protective guards & splash covers: .039 ~ .138 (1.0 ~ 3.5mm) black gray g complete explanation of operating range in supplement section. plunger position ( ) = momentary connected terminals throw & switch/lamp schematics pole model normal down normal down notes: switch is marked with nc, no, com, l+, lC. lamp circuit is isolated and requires an external power source. sp lb15 *lb16 on on (on) on 1-3 1-2 spdt dp lb25 *lb26 on on (on) on 1-3 4-6 1-2 4-5 dpdt poles & circuits l (+) (-) l l (+) (-) l 1 32 com no nc 4 6 1 32 5 com com nc nc no no voltage v 5v ac 12v ac 110v ac current i 115ma 60ma 1.5ma endurance hours 10,000 10,000 ambient temp. range C25c ~ +50c 05 12 t-1 bi-pin at607 & at607n at607 incandescent 5-volt or 12-volt; at607n neon 110-volt incandescent & neon lamp codes & specifications 01 * avg. optional pcb adaptors at711 & at712 available; illustrated in optional accessories immediately following typical switch dimensions.
series lb standard size snap-in pushbuttons www.nkk.com d51 indicators accessories supplement tactiles keylocks rotaries pushbuttons d illuminated pb slides programmable toggles rockers touch tilt (+) (-) led colors & specifications the electrical specifcations shown are determined at a basic temperature of 25c. led circuit is isolated and requires external power source. polarity marks are on the switch. if the source voltage exceeds the rated voltage, a ballast resistor is required. the resistor value can be calculated by using the formula in the supplement section. additional lamp detail is shown in the accessories & hardware section. color codes red amber green forward peak current i fm 30ma 30ma 30ma continuous forward current i f 20ma 20ma 20ma forward voltage v f 1.9v 2.0v 2.1v reverse peak voltage v rm 5v 5v 5v current reduction rate above 25c ?i f 0.42ma/c ambient temperature range C25 ~ +50c 5c 5d 5f no code red amber green no resistor (+) (-) t-1 1 ? 2 bi-pin at635 leds are colored in off state. bright led without resistor color white green blue forward peak current i fm 30ma 30ma 30ma continuous forward current i f 20ma 20ma 20ma forward voltage v f 3.6v 3.5v 3.6v reverse peak voltage v rm 5v 5v 5v current reduction rate above 25c ?i f 0.50ma/c ambient temperature range C25 ~ +50c 6f 6g 6b at625g blue at631b white at632f green t-1 bi-pin super bright single element led (+) (-) at627 5-volt 4-element with resistor at627 12-volt 4-element with resistor at627 24-volt 4-element with resistor (+) (-) (+) (-) resistor codes color codes: forward peak current i fm continuous forward current i f 52ma 26ma 13ma forward voltage v f 5v 12v 24v reverse peak voltage v rm 4v 8v 16v current reduction rate above 25c ?i f 0.50ma/c ambient temperature range C25 ~ +50c 5c 5d 5f 12 24 05 red amber green at627 with resistor t-1 bi-pin bright led with resistor a ttention electros ta ti c sensitive devices no code no lamp
series lb standard size snap-in pushbuttons www.nkk.com d52 indicators accessories supplement tactiles keylocks rotaries pushbuttons d illuminated pb slides programmable rockers touch tilt toggles cap types & color combinations bj solid cap for incandescent lamp & nonilluminated lens/filter colors available: cj ej at476 square jf and jg not suitable with neon lamp. fj gj color codes: b white c red d amber e yellow f green g blue j clear material: polycarbonate finish: glossy at4012 round at4026 rectangular material: polycarbonate finish: glossy at477 square at4013 round at4027 rectangular insert cap for incandescent or neon lamp & nonilluminated jb jc je jf jg lens/filter colors available: translucent colored lens transparent clear filter lamp at607 transparent clear lens translucent colored filter lamp at607 or 607n (19.0) dia .748 (4.5) .177 (5.5) .217 (19.4) .764 (13.2) .520 (5.0) .197 (6.0) .236 (3.5) .138 (6.5) .256 (13.2) sq .520 (3.5) .138 (6.5) .256 (13.2) sq .520 (19.4) .764 (13.2) .520 (5.0) .197 (6.0) .236 (19.0) dia .748 (4.5) .177 (5.5) .217 material: polycarbonate finish: glossy at4176 square at4178 round at4177 rectangular cap for bright led without resistor lens/diffuser colors available: transparent clear lens translucent colored diffuser bright led at635 material: polycarbonate finish: glossy at4162 square at4164 round at4163 rectangular cap for bright led with resistor jb jc jd jf lens/diffuser colors available: transparent clear lens translucent colored diffuser jb jc jd jf (4.5) .177 (5.5) .217 (19.0) dia .748 (3.5) .138 (6.5) .256 (13.2) sq .520 (19.4) .764 (13.2) .520 (5.0) .197 (6.0) .236 (19.0) dia .748 (4.5) .177 (5.5) .217 bright led at627 (6.5) .256 (3.5) .138 (13.2) sq .520 (19.4) .764 (13.2) .520 (5.0) .197 (6.0) .236
series lb standard size snap-in pushbuttons www.nkk.com d53 indicators accessories supplement tactiles keylocks rotaries pushbuttons d illuminated pb slides programmable toggles rockers touch tilt cap types & color combinations cap for super bright leds clear lens white diffuser jb at4129 square material: polycarbonate finish: glossy leds at625 at631 at632 the electrical specifcations shown are determined at a basic temperature of 25c. led circuit is isolated and requires an external power source. single color leds are colored in off state; bicolor leds are translucent white in off state. polarity marks are on the switch. if the source voltage exceeds the rated voltage, a ballast resistor is required. the resistor value can be calculated by using the formula in the supplement section. additional lamp detail is shown in the accessories & hardware section. spot illuminated cap with led transparent clear lens translucent white diffuser at4128 round at4130 rectangular (3.5) .138 (6.5) .256 (13.2) sq .520 (19.0) dia .748 (4.5) .177 (5.5) .217 (19.4) .764 (13.2) .520 (5.0) .197 (6.0) .236 at480 square at4016 round a b c f cap colors available: when ordering spot illuminated cap separately, led color must be specifed. examples: at480ca (red led, black cap); at4016cfb (red/green bicolored led, white cap) cap with window factory assembled led; not available separately single color bicolor red amber green red/green forward peak current i fm 10ma 30ma 30ma 30/25ma continuous forward current i f 8ma 24ma 24ma 20ma forward voltage v f 1.9v 2.0v 2.1v 2.0/2.2v reverse peak voltage v rm 5v 5v 5v current reduction rate above 25c ?i f 0.13ma/c 0.40ma/c 0.40ma/c 0.43/0.38ma/c ambient temperature range C25 ~ +50c 1d 1f 1c led speci cations cf led factory assembled in spot illuminated caps not available separately single color led with 1 element bicolor led with 2 elements (+) (-) (+) (-) (4.0) .157 (2.0) .079 (5.0) .197 (3.5) .138 (6.5) .256 (13.2) sq .520 (5.0) .197 (2.0) .079 (6.0) .236 (19.0) dia .748 (4.5) .177 (5.5) .217 material: polycarbonate finish: glossy a b e f cap colors available: cap for nonilluminated c g h at484 square at4017 round at4030 rectangular cap no lamp (3.5) .138 (6.5) .256 (13.2) sq .520 (19.0) dia .748 (4.5) .177 (5.5) .217 (19.4) .764 (13.2) .520 (5.0) .197 (6.0) .236 material: polycarbonate finish: glossy color codes: a black b white c red d amber e yellow f green g blue h gray j clear
series lb standard size snap-in pushbuttons www.nkk.com d54 indicators accessories supplement tactiles keylocks rotaries pushbuttons d illuminated pb slides programmable rockers touch tilt toggles (15.8) sq .622 nc no com l l (+) (-) (0.74) ty p .029 (5.08) .200 nc no com (5.08) .200 (2.54) ty p .100 (1.0) dia ty p .039 (0.3) ty p .012 (2.54) ty p .100 (0.5) .020 (4.0) .157 (15.0) .591 typical switch dimensions square single & double pole rectangular single & double pole round single & double pole lb15skw01-12-cj single pole models do not have terminals 4, 5, & 6. lb16ckw01-12-cj single pole models do not have terminals 4, 5, & 6. lb26rgw01-12-cj single pole models do not have terminals 4, 5, & 6. l (-) l (+) 63 25 41 nc no com (15.8) sq .622 (2.8) ty p .110 (5.08) ty p .200 (1.8) .071 (3.2) .126 (21.5) .846 (7.5) .295 (2.54) ty p .100 (0.5) ty p .020 (1.2) x (2.0) ty p .047 x .079 (1.0) .039 latchdown position (13.2) sq .520 (17.8) sq .701 (19.0) dia .748 (23.7) dia .933 (1.2) x (2.0) ty p .047 x .079 (0.5) ty p .020 (2.54) ty p .100 (7.5) .295 (21.5) .846 (3.2) .126 (1.8) .071 (1.0) .039 latchdown position (21.7) dia .854 l (+) 3 6 2 5 4 1 l (-) nc no com (15.8) sq .622 (2.8) ty p .110 (5.08) ty p .200 (17.8) .701 (13.2) .520 (19.4) .764 (24.0) .945 (3.2) .126 (22.5) .886 (7.5) .295 (2.54) ty p .100 (0.5) ty p .020 (1.2) x (2.0) ty p .047 x .079 (1.8) .071 (1.0) .039 latchdown position 36 l (+) 2 5 4 1 l (-) nc com (15.8) .622 (22.0) .866 (5.08) ty p .200 (2.8) ty p .110 no optional accessories pcb adaptors at711 single pole ? straight pc terminals at712 double pole ? straight pc terminals (0.3) ty p .012 (2.54) ty p .100 (0.5) .020 (4.0) .157 (15.0) .591 nc no com l l (+) (-) (15.8) sq .622 (0.74) ty p .029 (5.08) .200 nc no com note: order adaptors separately. (5.08) ty p .200 (2.54) ty p .100 (1.0) dia ty p .039
series lb standard size snap-in pushbuttons www.nkk.com d55 indicators accessories supplement tactiles keylocks rotaries pushbuttons d illuminated pb slides programmable toggles rockers touch tilt optional accessories barriers protective guard at497 end material: polyamide material: polyamide protective guards reduce depth of switch behind panel by .020 (0.5mm). at499 square protective guard opens 90 closes manually at498 center cutouts for more than 1 switch square a = .752 (19.1mm) x number of switches + .051 (1.3mm) rectangular a = .996 (25.3mm) x number of switches + .051 (1.3mm) a (16.2) .638 (20.0) .787 center position end position (19.2) .756 (1.19) .047 (19.2) .756 (23.5) .925 (5.2) .205 (4.3) ty p .169 (15.0) .591 (1.19) .047 (17.0) .669 (20.0) .787 (10.0) .394 (21.0) .827 (8.0) .315 cap height when assembled (14.0) sq .551 (17.9) sq .705 (18.4) .724 (20.4) .803 (10.5) .413 (20.5) .807 (7.5) .295 cap height when assembled 180 (17.9) .705 (14.2) .559 (17.9) .705 (7.1) .280 (20.4) .803 (n) (16.2) sq .638 (39.0) min* 1.535 (n) = number of switches a t4171 (10.5) .413 (20.5) .807 (20.4) .803 * minimum dimension allows opening of cover to 180 spring loaded protective guard at4171 square protective guard opens 180 closes automatically materials: cover: clear polycarbonate base: black gfr polyamide coil spring: stainless steel recommended panel thickness: .039 ~ .106 (1.0mm ~ 2.7mm)
series lb standard size snap-in pushbuttons www.nkk.com d56 indicators accessories supplement tactiles keylocks rotaries pushbuttons d illuminated pb slides programmable rockers touch tilt toggles opens 180 closes automatically materials: cover: clear polycarbonate base: black gfr polyamide coil spring: stainless steel recommended panel thickness: .039 ~ .106 (1.0mm ~ 2.7mm) optional accessories protective guard at4057 rectangular protective guard opens 90 closes manually spring loaded protective guard at4172 rectangular protective guard (26.6) 1.047 (n) (16.2) .638 (39.0) min* 1.535 (n) = number of switches at4172 (10.5) .413 (20.5) .807 (22.4) .882 (26.6) 1.047 * minimum dimension allows opening of cover to 180 (24.1) .949 (20.4) .803 (17.9) .705 (7.1) .280 180 (7.5) .295 cap height when assembled (24.6) .969 (26.6) 1.047 (10.5) .413 (20.5) .807 (21.0) dia .827 cap height when assembled (7.3) .287 (2.5) .098 (21.8) dia .858 (30.0) dia 1.181 (24.0) sq .945 (16.5) .650 (16.5) .650 (24.0) .945 (22.7) .894 (30.2) 1.189 materials: pvc with polyethylene gasket; pvc loses pliability below 0c (32f). dust covers reduce depth of switch behind panel by .020 (0.5mm). at4002 round at4001 square at4011 rectangular dust covers material: polyamide protective guards reduce depth of switch behind panel by .020 (0.5mm). (26.0) 1.024 (10.0) .394 (24.15) .951 (21.0) .827 (14.0) .551 (8.0) .315 cap height when assembled (15.0) sq .591 (2.5) .098 (7.3) .287 cap height when assembled
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