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4 mm Electromechanical

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (SGD) Filter the results in the table by unit price based on your quantity.	Qty.
Solid State Relays - SSRs Solid State Relay G3NA-210BL DC5-24 Omron Automation and Safety 1: $66.95 5In Stock	Mfr. Part No. G3NA-210BL DC5-24 Mouser Part No 653-G3NA-210BLDC5-24	Omron Automation and Safety	Solid State Relays - SSRs Solid State Relay	Datasheet	5In Stock	$66.95 $57.05 $56.10 $55.13 View $54.17 $53.03 Quote	Min.: 1 Mult.: 1
Solid State Relays - SSRs Solid State Relay G3NA-205B-UTU AC100-240 Omron Automation and Safety 1: $79.11 4In Stock	Mfr. Part No. G3NA-205B-UTU AC100-240 Mouser Part No 653-G3NA205BUTAC1240	Omron Automation and Safety	Solid State Relays - SSRs Solid State Relay	Datasheet	4In Stock	$79.11 $76.42 $75.19 $73.92 View $72.81 Quote	Min.: 1 Mult.: 1
Solid State Relays - SSRs Solid State Relay G3NA-220B-UTU AC100-240 Omron Automation and Safety 1: $90.52 14In Stock	Mfr. Part No. G3NA-220B-UTU AC100-240 Mouser Part No 653-G3NA220BUTAC1240	Omron Automation and Safety	Solid State Relays - SSRs Solid State Relay	Datasheet	14In Stock	$90.52 $87.91 $80.42 $78.20 View $76.23 Quote	Min.: 1 Mult.: 1
Solid State Relays - SSRs Solid State Relay G3NA-225B-UTU AC100-240 Omron Automation and Safety 1: $90.52 21In Stock	Mfr. Part No. G3NA-225B-UTU AC100-240 Mouser Part No 653-G3NA225BUTAC1240	Omron Automation and Safety	Solid State Relays - SSRs Solid State Relay	Datasheet	21In Stock	$90.52 $85.53 $82.29 $79.45 View $76.72 Quote	Min.: 1 Mult.: 1
Solid State Relays - SSRs SOLID STATE RELAY TUV Markings G3NA-240B-UTU DC5-24 Omron Automation and Safety 1: $141.43 10In Stock	Mfr. Part No. G3NA-240B-UTU DC5-24 Mouser Part No 653-G3NA240BUTUDC524	Omron Automation and Safety	Solid State Relays - SSRs SOLID STATE RELAY TUV Markings	Datasheet	10In Stock	$141.43 $137.58 $132.00 $127.46 View $126.07 Quote	Min.: 1 Mult.: 1
Solid State Relays - SSRs Solid State Relay G3NA-420B-UTU DC5-24 Omron Automation and Safety 1: $144.40 5In Stock	Mfr. Part No. G3NA-420B-UTU DC5-24 Mouser Part No 653-G3NA420BUTDC524	Omron Automation and Safety	Solid State Relays - SSRs Solid State Relay	Datasheet	5In Stock	$144.40 $135.61 $131.47 $128.22 $124.28	Min.: 1 Mult.: 1
Solid State Relays - SSRs Solid State Relay,RoHS G3NA-475B-UTU-2 DC5-24 Omron Automation and Safety 1: $220.93 2In Stock	Mfr. Part No. G3NA-475B-UTU-2 DC5-24 Mouser Part No 653-G3NA475BUTU2DC24	Omron Automation and Safety	Solid State Relays - SSRs Solid State Relay,RoHS	Datasheet	2In Stock	$220.93 $192.15 $187.29 $183.59 View Quote	Min.: 1 Mult.: 1
Solid State Relays - SSRs Solid State Relay G3NA-D210B-UTU AC100-240 Omron Automation and Safety 1: $136.75 6In Stock	Mfr. Part No. G3NA-D210B-UTU AC100-240 Mouser Part No 653-G3NAD210BUTAC124	Omron Automation and Safety	Solid State Relays - SSRs Solid State Relay	Datasheet	6In Stock	$136.75 $128.76 $122.96 $118.32 $114.63	Min.: 1 Mult.: 1
Microphones ELECTRET CONDENSER MICROPHONE -35DB ROM-2235L-HD-R PUI Audio 1: $5.67 523In Stock	Mfr. Part No. ROM-2235L-HD-R Mouser Part No 665-ROM-2235L-HD-R	PUI Audio	Microphones ELECTRET CONDENSER MICROPHONE -35DB Learn More about PUI Audio pui hd condenser microphones	Datasheet	523In Stock	$5.67 $4.12 $3.66 $3.25 View $2.87 $2.68 $2.57	Min.: 1 Mult.: 1
Speakers & Transducers ELECTROMAGNETIC 2-4 AC VPP 70DB 4000HZ 4X4X2 AST0440MFD-03TRQ Mallory Sonalert 1: $6.43 2,907In Stock	Mfr. Part No. AST0440MFD-03TRQ Mouser Part No 539-AST0440MFD-03TRQ	Mallory Sonalert	Speakers & Transducers ELECTROMAGNETIC 2-4 AC VPP 70DB 4000HZ 4X4X2 Learn More about Mallory Sonalert transducers indicators	Datasheet	2,907In Stock	Cut Tape $6.43 $4.92 $4.45 $4.12 View Reel $3.33 $3.82 $3.56 $3.33 $3.33	Min.: 1 Mult.: 1 : 3,000
Detector Switches SPST, ON-(OFF) Detect switch, 100mA @ 12V DC Gull Wing SMD Terminals, T&R 1,000 pc packaging CL-DA-1BB4-A2T Nidec Components 1: $1.63 581In Stock	Mfr. Part No. CL-DA-1BB4-A2T Mouser Part No 229-CL-DA-1BB4-A2T	Nidec Components	Detector Switches SPST, ON-(OFF) Detect switch, 100mA @ 12V DC Gull Wing SMD Terminals, T&R 1,000 pc packaging Learn More about Nidec Components nidec cl da detect switches	Datasheet	581In Stock	Cut Tape $1.63 $1.35 $1.26 $1.19 Reel $0.928 View $1.12 $1.04 $0.983 $0.876	Min.: 1 Mult.: 1 : 1,000
Detector Switches SPST, OFF-(ON) Detect switch, 100mA @ 12V DC Gull Wing SMD Terminals, T&R 1,000 pc packaging CL-DA-1CB4-A2T Nidec Components 1: $1.71 949In Stock 1,000Expected 27/1/2027	Mfr. Part No. CL-DA-1CB4-A2T Mouser Part No 229-CL-DA-1CB4-A2T	Nidec Components	Detector Switches SPST, OFF-(ON) Detect switch, 100mA @ 12V DC Gull Wing SMD Terminals, T&R 1,000 pc packaging Learn More about Nidec Components nidec cl da detect switches	Datasheet	949In Stock 1,000Expected 27/1/2027	Cut Tape $1.71 $1.44 $1.33 $1.26 Reel $0.982 View $1.19 $1.10 $0.985 $0.929	Min.: 1 Mult.: 1 : 1,000
Switch Bezels / Switch Caps ORANG 4X4 B3F KEYCAP B32-1020 Aratas 1: $0.558 3,047In Stock	Mfr. Part No. B32-1020 Mouser Part No 653-B32-1020	Aratas	Switch Bezels / Switch Caps ORANG 4X4 B3F KEYCAP	Datasheet	3,047In Stock	$0.558 $0.50 $0.481 $0.468 View $0.454 $0.437 $0.419 $0.394 $0.382	Min.: 1 Mult.: 1
Switch Bezels / Switch Caps Green 4x4 mm Key Top B32-1050 Aratas 1: $0.558 1,862In Stock 2,000Expected 22/1/2027	Mfr. Part No. B32-1050 Mouser Part No 653-B32-1050	Aratas	Switch Bezels / Switch Caps Green 4x4 mm Key Top	Datasheet	1,862In Stock 2,000Expected 22/1/2027	$0.558 $0.50 $0.481 $0.468 View $0.454 $0.437 $0.419 $0.394 $0.382	Min.: 1 Mult.: 1
Switch Bezels / Switch Caps LT GRN 4mm KEY CAP B32-1070 Aratas 1: $0.558 319In Stock	Mfr. Part No. B32-1070 Mouser Part No 653-B32-1070	Aratas	Switch Bezels / Switch Caps LT GRN 4mm KEY CAP	Datasheet	319In Stock	$0.558 $0.50 $0.481 $0.468 View $0.454 $0.437 $0.415 $0.321 $0.318	Min.: 1 Mult.: 1
Microphones ELECTRET CONDENSER MICROPHONE -27DB DOM-3027L-HD-R PUI Audio 1: $4.96 140In Stock	Mfr. Part No. DOM-3027L-HD-R Mouser Part No 665-DOM-3027L-HD-R	PUI Audio	Microphones ELECTRET CONDENSER MICROPHONE -27DB Learn More about PUI Audio pui hd condenser microphones	Datasheet	140In Stock	$4.96 $3.89 $3.58 $3.39 $2.84	Min.: 1 Mult.: 1
Microphones OMNI-DIRECTIONAL MICROPHONE 4MM DIA TOM-1545L-LW100-R PUI Audio 1: $4.92 9In Stock	Mfr. Part No. TOM-1545L-LW100-R Mouser Part No 665-TOM1545LLW100R	PUI Audio	Microphones OMNI-DIRECTIONAL MICROPHONE 4MM DIA Learn More about PUI Audio microphone lead	Datasheet	9In Stock	$4.92 $3.75 $3.39 $3.11 View $2.90 $2.58 $2.45	Min.: 1 Mult.: 1
Circuit Board Hardware - PCB S70 SMT Spring Contact 5mm high S7051-42R Harwin 1: $0.707 4,901In Stock 72,800On Order	Mfr. Part No. S7051-42R Mouser Part No 855-S7051-42R	Harwin	Circuit Board Hardware - PCB S70 SMT Spring Contact 5mm high Learn More about Harwin spring contacts	Datasheet	4,901In Stock 72,800On Order On Order Ship Dates Mfr. No: S7051-42R Stock: 4,901 Can Dispatch Immediately On Order: 15,400 Expected 24/11/2026 57,400 Expected 16/2/2027 Factory Lead Time: 15 Weeks	Cut Tape $0.707 $0.537 $0.446 $0.413 Reel $0.389 View $0.363 $0.344 Quote MouseReel Available	Min.: 1 Mult.: 1 : 1,400
Microphones MICROPHONE -46DB 2VDC .5MA 2.2KOHM DUM-4546L-C3310-R PUI Audio 1: $3.75 98In Stock	Mfr. Part No. DUM-4546L-C3310-R Mouser Part No 665-DUM-4546L-C3310R	PUI Audio	Microphones MICROPHONE -46DB 2VDC .5MA 2.2KOHM	Datasheet	98In Stock	$3.75 $2.91 $2.62 $2.45 View $2.20 $2.01 $1.93	Min.: 1 Mult.: 1
Buzzers & Audio Indicators - Board Mount Buzzer 4mm sq 4kHz 3V SMT CMT-4023S-SMT-TR Same Sky 1: $5.32 21,500On Order	Mfr. Part No. CMT-4023S-SMT-TR Mouser Part No 490-CMT-4023S-SMT-TR	Same Sky	Buzzers & Audio Indicators - Board Mount Buzzer 4mm sq 4kHz 3V SMT Learn More about Same Sky cui magnetic piezo micro buzzers	Datasheet	21,500On Order On Order Ship Dates Mfr. No: CMT-4023S-SMT-TR Stock: 0 On Order: 500 Expected 6/11/2026 6,000 Expected 4/12/2026 6,000 Expected 5/2/2027 9,000 Expected 22/2/2027 Factory Lead Time: 18 Weeks	Cut Tape $5.32 $4.04 $3.62 $3.28 View Reel $2.31 $3.03 $2.80 $2.65 $2.33 $2.31 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
Solid State Relays - SSRs Solid State Relay G3NA-210B-UTU AC100-240 Omron Automation and Safety 1: $90.52 7On Order	Mfr. Part No. G3NA-210B-UTU AC100-240 Mouser Part No 653-G3NA210BUTAC1240	Omron Automation and Safety	Solid State Relays - SSRs Solid State Relay	Datasheet	7On Order On Order Ship Dates Mfr. No: G3NA-210B-UTU AC100-240 Stock: 0 On Order: 2 Expected 3/11/2026 5 Expected 10/11/2026 Factory Lead Time: 3 Weeks	$90.52 $85.53 $82.29 $79.45 View $76.72 Quote	Min.: 1 Mult.: 1
Solid State Relays - SSRs Solid State Relay RoHS G3NA-450B-UTU-2DC5-24 Omron Automation and Safety 1: $207.64 Non-Stocked Lead-Time 3 Weeks	Mfr. Part No. G3NA-450B-UTU-2DC5-24 Mouser Part No 653-3NA450BUTU2DC524	Omron Automation and Safety	Solid State Relays - SSRs Solid State Relay RoHS	Datasheet	Non-Stocked Lead-Time 3 Weeks	$207.64 $184.91 $176.19 $170.50 View Quote	Min.: 1 Mult.: 1
Tactile Switches SPST-NO G LEAD 300g KSC141G C&K 10,000: $0.32 Non-Stocked	Mfr. Part No. KSC141G Mouser Part No 611-KSC141G	C&K	Tactile Switches SPST-NO G LEAD 300g Learn More about C&K ck ksc tact switches	Datasheet	Non-Stocked	$0.32	Min.: 10,000 Mult.: 1
Mounting Fixings OCS PANEL 1614 PC 1562144 Phoenix Contact 1: $155.28 Non-Stocked Lead-Time 15 Weeks New Product	Mfr. Part No. 1562144 Mouser Part No 651-1562144 New Product	Phoenix Contact	Mounting Fixings OCS PANEL 1614 PC	Datasheet	Non-Stocked Lead-Time 15 Weeks	$155.28	Min.: 1 Mult.: 1
Mounting Fixings OCS PANEL 1816 PC 1562145 Phoenix Contact 1: $184.91 Non-Stocked Lead-Time 15 Weeks New Product	Mfr. Part No. 1562145 Mouser Part No 651-1562145 New Product	Phoenix Contact	Mounting Fixings OCS PANEL 1816 PC	Datasheet	Non-Stocked Lead-Time 15 Weeks	$184.91	Min.: 1 Mult.: 1