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4 mm Switches

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Length = 4 mm

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (USD) Filter the results in the table by unit price based on your quantity.	Qty.	Product Type	Type	Contact Form	Switch Function	Mounting Style
Tactile Switches GULL-WING SMT MJTP1140A Apem 1: $2.15 1,948In Stock	Mfr. Part No. MJTP1140A Mouser Part No 642-MJTP1140A	Apem	Tactile Switches GULL-WING SMT	Datasheet	1,948In Stock	$2.15 $1.97 $1.80 $1.26 View $1.06 $1.04	Min.: 1 Mult.: 1	Tactile Switches		SPST	OFF - (ON)	Through Hole
Switch Bezels / Switch Caps .157" DIA BLUE CAP FOR GB & G3B SERIES AT4063G NKK Switches 1: $2.28 999In Stock	Mfr. Part No. AT4063G Mouser Part No 633-AT4063G	NKK Switches	Switch Bezels / Switch Caps .157" DIA BLUE CAP FOR GB & G3B SERIES	Datasheet	999In Stock	$2.28 $2.14 $2.09 $2.06 View $2.02 $1.98 $1.95 $1.93	Min.: 1 Mult.: 1	Switch Bezels / Switch Caps	Button
Tactile Switches Tact Switch, SMD 4mm x 4mm Apem MJTP1140TR MJTP1140TR Apem 1: $1.70 4,269In Stock	Mfr. Part No. MJTP1140TR Mouser Part No 642-MJTP1140TR	Apem	Tactile Switches Tact Switch, SMD 4mm x 4mm	Datasheet	4,269In Stock	Cut Tape $1.70 $1.51 Reel $1.51	Min.: 1 Mult.: 1 : 3,400	Tactile Switches	Basic Switch	SPST	OFF - (ON)	Through Hole
Tactile Switches Tactile,Top Actuated Gnd.Ter B3U-1100P Omron Electronics 1: $1.06 43,600In Stock 91,000On Order	Mfr. Part No. B3U-1100P Mouser Part No 653-B3U-1100P	Omron Electronics	Tactile Switches Tactile,Top Actuated Gnd.Ter	Datasheet	43,600In Stock 91,000On Order On Order Ship Dates Mfr. No: B3U-1100P Stock: 43,600 Can Dispatch Immediately On Order: 35,000 Expected 2027/01/08 56,000 Expected 2027/02/19 Factory Lead Time: 4 Weeks	Cut Tape $1.06 $0.934 $0.868 $0.792 View Reel $0.597 $0.745 $0.712 $0.68 $0.597 MouseReel Available	Min.: 1 Mult.: 1 : 3,500	Tactile Switches		SPST	OFF - (ON)	SMD/SMT
Tactile Switches SW TACT SPST 0.05A 12VDC 4MM MJTP1140ATR Apem 1: $1.19 4,053In Stock	Mfr. Part No. MJTP1140ATR Mouser Part No 642-MJTP1140ATR	Apem	Tactile Switches SW TACT SPST 0.05A 12VDC 4MM	Datasheet	4,053In Stock	Cut Tape $1.19 $1.07 Reel $1.07	Min.: 1 Mult.: 1 : 3,400	Tactile Switches		SPST	OFF - (ON)	Through Hole
Switch Bezels / Switch Caps BLACK 4X4 B3F KEYCAP B32-1010 Omron Electronics 1: $0.261 19,541In Stock	Mfr. Part No. B32-1010 Mouser Part No 653-B32-1010	Omron Electronics	Switch Bezels / Switch Caps BLACK 4X4 B3F KEYCAP	Datasheet	19,541In Stock	$0.261 $0.237 $0.228 $0.221 View $0.215 $0.208	Min.: 1 Mult.: 1	Switch Bezels / Switch Caps	Cap
Tactile Switches Top Act. w/out Boss w/out Ground Term B3U-1000PM Omron Electronics 1: $1.26 12,002In Stock 10,000Expected 2027/01/05	Mfr. Part No. B3U-1000PM Mouser Part No 653-B3U-1000PM	Omron Electronics	Tactile Switches Top Act. w/out Boss w/out Ground Term	Datasheet	12,002In Stock 10,000Expected 2027/01/05	Cut Tape $1.26 $1.14 $0.912 $0.876 Reel $0.776 View $0.776 $0.716 $0.692 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	Tactile Switches		SPST	OFF - (ON)	SMD/SMT
Switch Bezels / Switch Caps .157" RND BLK CAP AT4063A NKK Switches 1: $0.80 249In Stock	Mfr. Part No. AT4063A Mouser Part No 633-AT4063A	NKK Switches	Switch Bezels / Switch Caps .157" RND BLK CAP	Datasheet	249In Stock	$0.80 $0.778 $0.756 $0.733 View $0.704 $0.683 $0.663 $0.643	Min.: 1 Mult.: 1	Switch Bezels / Switch Caps	Button
Switch Bezels / Switch Caps .157" RND WHT CAP AT4063B NKK Switches 1: $0.83 469In Stock	Mfr. Part No. AT4063B Mouser Part No 633-AT4063B	NKK Switches	Switch Bezels / Switch Caps .157" RND WHT CAP	Datasheet	469In Stock	$0.83 $0.761 $0.735 $0.716 View $0.699 $0.643	Min.: 1 Mult.: 1	Switch Bezels / Switch Caps	Button
Switch Bezels / Switch Caps .157" RND RED CAP AT4063C NKK Switches 1: $0.90 23In Stock	Mfr. Part No. AT4063C Mouser Part No 633-AT4063C	NKK Switches	Switch Bezels / Switch Caps .157" RND RED CAP	Datasheet	23In Stock	$0.90 $0.809 $0.778 $0.756 View $0.733 $0.704 $0.643	Min.: 1 Mult.: 1	Switch Bezels / Switch Caps	Button
Switch Bezels / Switch Caps ORANG 4X4 B3F KEYCAP B32-1020 Omron Electronics 1: $0.411 3,072In Stock	Mfr. Part No. B32-1020 Mouser Part No 653-B32-1020	Omron Electronics	Switch Bezels / Switch Caps ORANG 4X4 B3F KEYCAP	Datasheet	3,072In Stock	$0.411 $0.368 $0.354 $0.344 View $0.334 $0.321 $0.305 $0.29 $0.281	Min.: 1 Mult.: 1	Switch Bezels / Switch Caps	Cap
Switch Bezels / Switch Caps BLUE 4X4 B3F KEYCAP B32-1040 Omron Electronics 1: $0.27 2,383In Stock	Mfr. Part No. B32-1040 Mouser Part No 653-B32-1040	Omron Electronics	Switch Bezels / Switch Caps BLUE 4X4 B3F KEYCAP	Datasheet	2,383In Stock	$0.27 $0.247 $0.236 $0.233	Min.: 1 Mult.: 1	Switch Bezels / Switch Caps	Cap
Switch Bezels / Switch Caps Green 4x4 mm Key Top B32-1050 Omron Electronics 1: $0.411 1,882In Stock 2,000Expected 2027/01/22	Mfr. Part No. B32-1050 Mouser Part No 653-B32-1050	Omron Electronics	Switch Bezels / Switch Caps Green 4x4 mm Key Top	Datasheet	1,882In Stock 2,000Expected 2027/01/22	$0.411 $0.368 $0.354 $0.344 View $0.334 $0.321 $0.308 $0.29 $0.281	Min.: 1 Mult.: 1	Switch Bezels / Switch Caps	Button
Switch Bezels / Switch Caps 4X4 KEYCAP WHITE B32-1060 Omron Electronics 1: $0.37 2,581In Stock 11,000On Order	Mfr. Part No. B32-1060 Mouser Part No 653-B32-1060	Omron Electronics	Switch Bezels / Switch Caps 4X4 KEYCAP WHITE	Datasheet	2,581In Stock 11,000On Order On Order Ship Dates Mfr. No: B32-1060 Stock: 2,581 Can Dispatch Immediately On Order: 5,000 Expected 2026/10/30 6,000 Expected 2026/12/25 Factory Lead Time: 26 Weeks	$0.37 $0.333 $0.319 $0.311 View $0.301 $0.29 $0.281 $0.261 $0.254	Min.: 1 Mult.: 1	Switch Bezels / Switch Caps	Cap
Switch Bezels / Switch Caps LT GRN 4mm KEY CAP B32-1070 Omron Electronics 1: $0.411 319In Stock	Mfr. Part No. B32-1070 Mouser Part No 653-B32-1070	Omron Electronics	Switch Bezels / Switch Caps LT GRN 4mm KEY CAP	Datasheet	319In Stock	$0.411 $0.368 $0.354 $0.344 View $0.334 $0.321 $0.308 $0.301 $0.281	Min.: 1 Mult.: 1	Switch Bezels / Switch Caps	Cap
Switch Bezels / Switch Caps RED 4X4 B3F KEYCAP B32-1080 Omron Electronics 1: $0.40 3,675In Stock	Mfr. Part No. B32-1080 Mouser Part No 653-B32-1080	Omron Electronics	Switch Bezels / Switch Caps RED 4X4 B3F KEYCAP	Datasheet	3,675In Stock	$0.40 $0.354 $0.344 $0.334 View $0.321 $0.308 $0.29 $0.279	Min.: 1 Mult.: 1	Switch Bezels / Switch Caps	Cap
Tactile Switches Top Actuate w/Boss w/out Ground Term B3U-1000PM-B Omron Electronics 1: $1.64 33In Stock 2,000On Order	Mfr. Part No. B3U-1000PM-B Mouser Part No 653-B3U-1000PM-B	Omron Electronics	Tactile Switches Top Actuate w/Boss w/out Ground Term	Datasheet	33In Stock 2,000On Order On Order Ship Dates Mfr. No: B3U-1000PM-B Stock: 33 Can Dispatch Immediately On Order: 1,000 Expected 2026/12/11 1,000 Expected 2027/04/09 Factory Lead Time: 26 Weeks	Cut Tape $1.64 $1.43 $1.27 $1.16 Reel $0.926 View $1.08 $1.02 $0.856 $0.827 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	Tactile Switches		SPST	OFF - (ON)	SMD/SMT
Tactile Switches Top Actuated Ground Tm w/out Boss B3U-1100PM Omron Electronics 1: $1.38 843In Stock 2,000Expected 2027/03/04	Mfr. Part No. B3U-1100PM Mouser Part No 653-B3U-1100PM	Omron Electronics	Tactile Switches Top Actuated Ground Tm w/out Boss	Datasheet	843In Stock 2,000Expected 2027/03/04	Cut Tape $1.38 $1.21 $1.13 $1.01 Reel $0.761 View $0.928 $0.877 $0.726 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	Tactile Switches		SPST	OFF - (ON)	SMD/SMT
Switch Bezels / Switch Caps IVORY 4X4 B3F KEYCAP B32-1000 Omron Electronics 1: $0.39 79,239On Order	Mfr. Part No. B32-1000 Mouser Part No 653-B32-1000	Omron Electronics	Switch Bezels / Switch Caps IVORY 4X4 B3F KEYCAP	Datasheet	79,239On Order On Order Ship Dates Mfr. No: B32-1000 Stock: 0 On Order: 59,239 Expected 2026/12/11 20,000 Expected 2027/02/18 Factory Lead Time: 26 Weeks	$0.39 $0.351 $0.32 $0.305 View $0.297 $0.286 $0.24	Min.: 1 Mult.: 1	Switch Bezels / Switch Caps	Cap
Switch Bezels / Switch Caps 4X4 KEYCAP YELLOW B32-1030 Omron Electronics 1: $0.39 5In Stock 3,000On Order	Mfr. Part No. B32-1030 Mouser Part No 653-B32-1030	Omron Electronics	Switch Bezels / Switch Caps 4X4 KEYCAP YELLOW	Datasheet	5In Stock 3,000On Order On Order Ship Dates Mfr. No: B32-1030 Stock: 5 Can Dispatch Immediately On Order: 1,000 Expected 2026/10/30 2,000 Expected 2026/11/20 Factory Lead Time: 26 Weeks	$0.39 $0.351 $0.338 $0.328 View $0.319 $0.306 $0.298 $0.287 $0.269	Min.: 1 Mult.: 1	Switch Bezels / Switch Caps	Cap

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