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Mini Waterproof Micro Switch

Mini Waterproof Micro Switch

Mini Waterproof Micro Switch is one of Unionwell's first products enjoying great popularity in the automotive and new energy industries. Auto-riveting, auto-potting, auto-assembly, auto-welding, and auto-inspection are adopted in most series under this category, to ensure quality consistency and scale effect. Besides, every series could be flexibly tailored according to customers' needs in different projects and applications. 

Mini Waterproof Micro Switch Types

By Unionwell

Mini Waterproof Micro Switch G303

A very mature series certified by tens of thousands of successful application cases in the automotive industry. Instantaneous contact structure.
By Unionwell

Mini Waterproof Micro Switch G303A/B

With excellent performance, it can fulfill most of the requirements in product design.
By Unionwell

Mini Waterproof Micro Switch G303R

Featured with built-in PCB board and tailored resistors.
By Unionwell

Mini Waterproof Micro Switch G309

New product launched that exclusively matches the design of many famous automobile vehicle brands.
By Unionwell

Mini Waterproof Micro Switch G304D

It is so universal that you could find it in vehicle doors, shared helmets, charging devices, etc.
By Unionwell

Mini Waterproof 24 Volt Micro Switch G305

Unique side leads wire design and instantaneous contact structure.
By Unionwell

Mini Waterproof Micro Switch G306

With long travel and can be used without levers.
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Mini Waterproof Micro Switch G307

Well sealed and with mute structure of sliding contacts.
By Unionwell

Mini Waterproof Micro Switch G304F

Mute structure with sliding contacts.
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Mini Waterproof Micro Switch G304G

Clipping contact design.
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Mini Waterproof Micro Switch G304A

Oblique push can be applied when equipped with a lever.
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Mini Waterproof Micro Switch G304B

Multiple choices of mounting posts generate different application possibilities.
By Unionwell

G307A Dual Circuit Loop Momentary Micro Switches

Specifications of G307A Dual Circuit Loop Momentary Micro SwitchesOperating Speed1~500mm/sOperating Frequency120 cycles/minInsulation Resistance≥100MΩ (DC500V Insulation resistance meter)Contact Res...
By Unionwell

G307B Triple Circuit Loop Momentary Micro Switch

Specifications of G307B Triple Circuit Loop Momentary Micro SwitchOperating Speed1~500mm/sOperating Frequency120 cycles/minInsulation Resistance≥100MΩ (DC500V Insulation resistance meter)Contact Res...

What is a Micro Switch in a Car


By the name automotive micro switch, or micro switch in car, definitely we mean micro switches designed for use in cars. Mini waterproof micro switch are located in over 100 positions of an automotive vehicle, including most typical appication positions such as door locks, door handle, tailgate latch, engine hood, shifting system, seats, and seatbelt buckle etc. To survive the extremly limited and humid operating environment in vehicle, most of micro switches for car are with subminiature size, IP67 waterproof protection level, and usually equipped with fully sealed terminals connected by lead wires. Ip67 waterproof automotive micro switch is one of the most famous fist products of Unionwell, we are long term micro switch manufacturer to many famous Tier2 or Tier4 automotive components suppliers in the world.

Mini Waterproof Micro Switch Features


Unionwell automotive micro switches have the following features, comparing to normal waterproof micro switch for car:


  1. Well sealed. The gasket at pin plunger, the case and cover, and also the side/bottom of base from where lead wires come out are well sealed with specially developed glue, which meets the requirement of IP67 level protection. This feature helps prevent the switch from not only the pollution of water during operating process, but also the possible invasion of dust and other tiny particles. 


  2. 100% automation. The whole process of production, inspection, and product screening are all conducted by automatic devices, 100% automation ensures the production efficiency and also quality consistency, this is Unionwell's advantage in both domestic and international markets.


  3. Unionwell mini waterproof micro switch for car are all ENEC, CQC, UL/cUL certified, global safety approvals help avoid customers' concern about access permit in different markets.


Application of Micro Switch In Car


Unionwell mini waterproof automotive micro switches are usually selected by customers from automotive and also new energy industry. It is used in over 100 posistions of automotive vehicles such as door status detecting, window lifting, battery management, seating adjusting, and more. As the rising of EV industry from China to the whole world, Unionwell also keeps our pace with the time and has successfully developed revolutionary G303R Series with inner PCB and resistors for EV charging devices, this change has brought a brand new era to the EV industry.

FAQs of Mini Waterproof Micro Switch

What's special about mini waterproof micro switch?

IP67 waterproof micro switch design, compatible with most automotive manufacturing brands. Well sealed by special formulated glue in essential  posistions including gasket, connecting gap, base,  and lead wires,  to prevent pollution from water, dust, and other tiny particles in extreme operating environment


Why is a mini waterproof micro switch waterproof?

Depending on the special application environments in automotive or new energy industries. In most of automotive application cases, automotive micro switch is designed to expose in extreme operating  scence, under this kind of situation,  customers still want to maintain stablized performance and long service life, waterproof protection level  become the first choice to fullfill the requirement



What is a mini waterproof micro switch used for?

Locking control, seating control, shifting control, charging devices, etc. Mini waterproof micro switch is mainly developed for application in passenger vehicles, commercial vehicles, electrified vehicles and also hybrid vehicles. Over a hundred application positions make our switch an indispensable component in automotive manufacturing industry.


What kind of mini waterproof micro switch does Unionwell offer?

Switches with high quality and reliability, complied with requirments of global safety certifications. Unionwell is one of the most professional mini waterproof micro switch manufacturers,  plenty of automotive project experience helps provide our customers with most appropriated customized switch solution, reasonably competitve quotation and considerate after service.


Contact with Us
Add:
RM1311, Renfeng Building, No. 490, Tianhe Road, Tianhe District, Guangzhou, Guangdong, China, 510630.
Unionwell
Switches are us, switch to us. Find quality micro switches at Unionwell
Add:
RM1311, Renfeng Building, No. 490, Tianhe Road, Tianhe District, Guangzhou, Guangdong, China, 510630.
Add:
RM1311, Renfeng Building, No. 490, Tianhe Road, Tianhe District, Guangzhou, Guangdong, China, 510630.