4 Pin Trailer Connector, Pitch 3.50~10.00, Long-lasting reliability

4 Pin Trailer Connector, Pitch 3.50~10.00, Versatility

4 Pin Trailer Connector, 3.50~10.00, Best Contact

4 pin trailer connector uses pogo pins as its core parts to provide highly reliable connections for trailers, RVs, tractors, and trucks. It fits muddy, bumpy, humid, cold environments, with adaptive docking, vibration, corrosion & low contact resistance. Johoty offers complete customization for stable signals and longer durability.

Features:

Stable contact in vibration, impact, automatic compensation.
Connect vehicles in bumpy, off-road, and high-speed driving.
Driving in rainy, snowy, seaside, muddy, humid environments.
High efficiency of tail & brake lights, battery charging.
Reduce friction, wear, repair-free, lower maintenance costs.
Blind plug design, compatible with 4-pin trailer interface.

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4 Pin Trailer Connector, Pitch 3.50~10.00, Description

Product Info: 4 pin trailer connector provides adaptive elastic contact through pogo pins, effectively resisting vibration, impact, and offset, ensuring stable electrical connection. Reduce signal attenuation, improve current transfer efficiency, suitable for driving conditions with drastic temperature differences, high humidity, high dust. Johoty’s pogo pin connector can meet your demanding automotive and trailer applications.

Features: Avoid poor contact caused by vibration, displacement, or tolerance errors. Reduce signal attenuation to ensure the stability of trailer lighting and control signals. Suitable for high humidity, high dust fields, preventing oxidation, corrosion, and dirt accumulation. Adapt to extreme weather, bumpy and rugged road conditions, and avoid poor contact or disconnection. Realize blind insertion and automatic alignment, simplify installation, long lifespan & low maintenance.

Solving Problems: Poor contact of traditional trailer connectors, weather resistance and durability in driving environments. Signal stability during bumpy driving of trailers, short insertion and removal life, and high maintenance costs. Difficulty in plugging and aligning, low connection efficiency, providing a more stable, efficient, and durable solution for trailer electrical connections.

Specifications: Pins 4pcs, pitch 3.50~10.00mm, stroke 0.55~5.17mm, plunger length 2.80~20.00mm, plunger diameter 0.80~2.50mm, shape solder-cup, DIP, SMT, daul-heads, right angle, etc. Voltage ≤230V, current 1.0~50.0A, force 30~900gf, lifespan <200,000 cycles, -55 ℃~+125℃, contact resistance ≤50mΩ, IP67, IP68, EMI, etc.

Applications: RV, motorhome, camping trailers, caravan, teardrop trailers, semi-trailers, flatbed trailers, refrigerated trailers, container chassis, agricultural trailers. Construction trailers, military, off-road trailers, emergency response trailers, motorsport trailers, boat trailers.

Industries: Passenger car manufacturer, trailer manufacturer, commercial vehicle manufacturer, engineering vehicle & agricultural machinery manufacturer. Logistics companies, cold chain transportation, container transportation, construction machinery, mining equipment trailers, special transport vehicles. Agricultural and forestry machinery industry, military & security vehicle industry, leisure & outdoor industry.

Benefits: Reliable connection ensures smooth operation of trailer lighting and signal systems. Long plug-in life, reducing wear and replacement. Waterproof, corrosion, dustproof-resistant for various harsh environments. Blind insertion design, quick installation, reducing manual operation time. Reduce long-term maintenance expenses and improve the availability of trailer equipment.

4 Pin Trailer Connector, Pitch 3.50~10.00, Datasheet

Parameter	Value Range
Connector Type	4 pin connector, 4 pin trailer connector, pogo pin connector, pogo pins, spring loaded connector.
Application	Automotive, trailer, RV, heavy-duty vehicles, custom.
Contact Type	Spring-loaded pogo pin
Mating Cycle Durability	≥10,000 cycles, up to 200,000 cycles, custom.
Rated Voltage	≤230V, custom.
Rated Current	1A ~ 50A per pin, custom.
Contact Resistance	≤50mΩ, custom.
Sizes (L, W, H）	3.00~40.00mm (L), 2.50~13.25mm (W), 2.80~20.00mm (H), custom.
Contact Force	30gf ~ 900gf per pin, custom.
Pin Travel (Stroke)	0.55mm ~ 5.17mm, custom.
Mating Alignment Tolerance	±0.5mm.
Locking Mechanism	Magnetic / Screw Lock
Contact Material	Copper alloy, brass, stainless steel, custom.
Contact Plating	Gold, Silver, Palladium, Pt, Rh, Ru-Nickel, Composite electroplating, custom.
Housing Material	High-strength nylon, PA, PC, Peek, Aluminum, Thermoplastic, custom.
Spring Material	Stainless Steel, Beryllium Copper
Operating Temperature	From -55°C to +125°C, Johoty customizes it up to 250℃, custom.
IP Rating	IP67, IP68, custom.
Salt Spray Resistance	≥48 hours
Vibration Resistance	ISO 16750-3, SAE J1455
Humidity Resistance	10% RH~90% RH.
Mounting Type	Screw, Snap-fit, Quick-lock
Wire Gauge Compatibility	16AWG ~ 10AWG
Packaging	Individual sealed bags, Bulk trays, T&R, custom.
RoHS Compliance	RoHS, REACH, ASTM, etc.
Custom Cable Length	30cm, 50cm, Upon request.

Get Free Quote of Best 4 Pin Trailer Connector

Johoty’s 4 pin trailer connector is vibration resistant, waterproof and dustproof, suitable for various driving environments, and ensures stable connection. Plug and play, with a lifespan of over 10,0000 cycles, reducing maintenance costs and improving transportation safety and efficiency. Order now and bid farewell to poor contact!

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4 Pin Trailer Connector, Pitch 3.50~10.00, Applications

RV power supply connection

Motorhomes require reliable electrical connections to support lighting, refrigerators, when camping or traveling long distances. A 4 pin trailer connector based on pogo pins ensures stable power supply for RVs in bumpy road conditions. It is plug and play, reducing poor contact, avoiding traditional plugs from loosening due to vibration, and enhancing travel safety. The flexible and elastic design can adapt to various traction angles, allowing the RV to move freely in different terrains. Excellent durability, suitable for rain and snow, and maintaining long-term reliable connections. Suitable for trailer type RVs, self-propelled RVs, and small camping trailers, meeting different users.

Agricultural machinery linkage

Farm operations rely on the cooperation of tractors and various agricultural machinery, ensuring data transfer and stable power supply is crucial. 4 pin trailer connector makes the connection between equipment such as seeder and spray and tractor smooth. It can reduce the failure of traditional connectors caused by soil and dust erosion. Mechanical vibration will not affect signal transfer, ensuring precise and error-free operation. Rotating or undulating terrain will not affect connection stability and can flexibly adapt to various farms. Easy to plug and unplug, even farm workers wearing gloves can easily operate, improving work efficiency.

Motorcycle towing system

When a motorcycle is towing a small trailer, the stability of lighting and signal transfer is crucial. The 4 pin trailer connector ensures precise transfer of brake lights and turn signals, and isn’t easily disconnected during high-speed driving or continuous turns. Compared to traditional plugs, it has strong anti vibration for long-distance cycling and rugged mountain roads. Space saving based on compact in sizes, it is suitable for various motorcycle trailer designs. The dustproof and waterproof allow pogo pin connector to maintain normal operation on rainy or muddy roads. Reliable connections enhance riders’ confidence in traction system and improve safety.

Rescue trailer equipment

Emergency rescue vehicles must quickly deploy equipment at accident site, connect power and communication systems efficiently and stably. The 4 pin trailer connector enables trailer lighting, warning lights, monitoring devices to be connected in just one second, saving valuable time. Fearless of road bumps, ensuring minimal risk of power outages and guaranteeing the continuity of rescue work. The compact design allows rescue personnel to quickly connect in complex environments without wasting any rescue opportunities. Suitable for various towing firefighting, law enforcement, medical rescue, etc., to improve emergency response capabilities.

Track trailer

In racing competitions, engineering team relies on trailers to transport vehicles and equipment, and must ensure all electronic systems are reliably connected. Johoty’s 4 pin trailer connector provides stable power. It’s to ensure smooth operation of tire heaters, communication devices, etc., without being affected by track bumps. The high-strength elastic design supports quick changes, allowing the team to race against time in track maintenance area. High temperature resistant materials are suitable for extreme track environments, and can work stably on both hot and wet tracks. Suitable for racing transport trailers, tool trailers, and data acquisition systems, helping teams achieve optimal results.

Heavy equipment transportation

The transportation of large mechanical equipment involves complex electrical connections, and stability is crucial. Our 4 pin trailer connector seamlessly connects trailer brake lights, signal lights, and power system to prevent signal transfer from being affected by vibration or dust. Strong impact resistance ensures stable connection of equipment during long-distance transportation, without being affected by bumpy road surfaces. Small but strong in performance, no need for additional reinforcement or fixation, simplifying installation process. Suitable for construction equipment, mining machinery, and wind turbine blade transportation, improving transportation efficiency and safety.

Horse transport trailer

Horse transport trailers need to travel smoothly while ensuring proper ventilation, lighting, and monitoring systems. The 4 pin trailer connector ensures uninterrupted power supply, keeping carriage’s interior environment in optimal condition. High sensitivity signal transfer supports remote monitoring equipment, and horse status can be seen at any time. The shock resistant and durable design allows trailer to maintain a stable connection while driving on rural roads or highways, reducing udden failures. The quick plug and play makes it more convenient for equestrian enthusiasts or professional horse racing teams to use, enhancing transportation experience.

Off-road exploration trailer system

When off-road enthusiasts cross the wilderness, trailers must cope with extreme environments. The 4 pin trailer connector ensures a stable power system that can maintain the operation of lighting and navigation equipment regardless of bumps, mud, or steep slopes. The corrosion resistance makes 4 pin connector reliable in rainforests and deserts. Plug and play function allows adventurers to quickly set up towing equipment at camping sites, improving efficiency. Suitable for various off-road trailers, including camping trailers, equipment trailers, and all terrain vehicles, to assist in extreme exploration.

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Advantages of 4 Pin LED Connector, Pitch 2.55~3.49,

Super strong anti vibration ability

On rough and uneven roads, this 4 pin trailer connector utilizes pogo pin structure to make the connection more stable, even in the face of severe bumps, it will not loosen. The core characteristics are stability, precision, impact resistance, sustainability, and efficiency, which can cope with various complex road conditions and ensure stable current transfer. Whether on highways or off-road environments, reliable connections can be maintained, significantly reducing signal loss or poor contact, ensuring driving safety, making vehicle systems operate more smoothly, and easily coping with various extreme driving conditions.

Self cleaning contact point

This 4 pin trailer connector features a special pogo pin design that gently scrapes away dirt from the contact points every time it is plugged in or unplugged, ensuring stable conductivity at all times. The core advantages are cleanliness, smoothness, unobstructed, high lifespan, and maintenance-free. Whether it is dust, oil stains, or humid environments, they will not affect the connection effect. Even with long-term use, it can maintain low contact resistance, reduce signal attenuation, keep the headlights, brakes, and other systems in optimal condition, say goodbye to frequent cleaning troubles, and use more worry-free.

Extremely low contact resistance

Using high-precision pogo pin technology, the 4 pin trailer connector has extremely low contact resistance, ensuring maximum energy transfer efficiency and reducing energy loss. Its characteristics include low resistance, high efficiency, stable current, precision, and reliability, making current transfer smoother and preventing voltage drop due to high resistance. In this way, the car lights are brighter, the signal response is faster, the vehicle circuit system is more stable, and there will be no overheating or other problems during long-term operation, bringing a better driving experience and higher energy efficiency.

Durable and long-lasting spring structure

The unique spring in pogo pin can withstand >10,000 cycles of insertions and removals, maintaining a stable connection even under high-frequency use. The core characteristics are wear resistance, durability, stability, fast rebound, no deformation, and no poor contact due to long-term use, greatly extending the service life. Compared to traditional plug-in connectors, 4 pin trailer connector can reduce replacement frequency, avoid contact failure due to metal fatigue. It can ensure long-term reliability of trailer systems, reduce maintenance costs, and improve work efficiency.

Adapt to extreme temperature changes

Whether in severe cold, ice, or hot deserts, the 4 pin trailer connector can maintain stable performance and is not affected by temperature. Its characteristics are cold resistance, heat resistance, stable voltage, high adaptability, and long-lasting. Even with drastic temperature changes, pogo pins can still ensure reliable contact and will not loosen or lose power due to thermal expansion and contraction. Whether it’s the cold winter of minus tens of degrees Celsius or the scorching heat on the highway, the car lights and signal system can operate stably without being restricted by the environment.

Quick installation and disassembly

The design of a 4 pin trailer connector eliminates the need for complex operations, making installation and disassembly easier and more efficient. The advantages include convenience, instant connection, stability, tool free, and time-saving. With just a gentle press, precise docking can be achieved, and smooth insertion and removal without lagging. No additional adjustments or welding are required, reducing installation difficulty and significantly shortening assembly time. This 4 pin connector is suitable for vehicle applications that require large-scale production and frequent replacement, improving operational efficiency, reducing labor costs, and making it easy to use.

Highly compatible with multiple vehicle models

Whether it’s heavy-duty trucks, RVs, freight trailers, or agricultural equipment, the 4 pin trailer connector can be perfectly adapted and has strong versatility. The main features are universality, wide compatibility, stability, high compatibility, easy integration, suitable for various vehicle systems, and compatible with different electrical interfaces. This pogo pin connector can easily connect to various lighting and signal devices without the need for additional conversion interfaces, making the towing system more flexible. Regardless of the vehicle model, the connection is simple and reliable, truly achieving a 4 pin connector that can adapt to various needs.

Strong waterproof and dustproof design

Specially designed for harsh outdoor environments, the 4 pin trailer connector has excellent waterproof and dustproof capabilities, ensuring stable operation even in harsh weather conditions. The core features are sealing, corrosion resistance, moisture resistance, fearlessness of rain and snow, and high reliability. Even in heavy rain, mud, or dust, it will not affect the circuit connection. Pogo pins come with anti pollution design, ensuring smooth and unobstructed use for extended periods of time, avoiding short circuits or malfunctions, and keeping the trailer system in optimal working condition, improving overall safety and reliability.

FAQ

Will 4 pin trailer connector loosen due to long-term vibration?

No, pogo pins in 4 pin trailer connector adopts high-precision spring, which can maintain stable contact under long-term vibration. It has high rebound, impact resistance, firmness, durability, and fatigue resistance, won’t loosen or fail whether driving on bumpy mountain roads or at high speeds. The unique design ensures continuous and stable current transfer, avoiding signal loss. This 4 pin connector enables trailer system to operate reliably in various environments without power outages or poor contacts caused by vibrations.

much current may 4 pin trailer connector withstand?

Pogo pin design of this 4 pin trailer connector supports high current and won’t cause malfunctions due to overload. It has high power, high efficiency, high temperature resistance, low impedance, and stable current. This can meet high-power requirements of heavy trucks, RVs, freight trailers. Even after long-term high loading, it can maintain stable current output and avoid heating or power loss. The pogo pin connector can make power system of trailer vehicles safer and more efficient, adapting to various power consumption.

Will contact points of 4 pin trailer connector fail due to dirt?

No, pogo pin self-cleaning function can automatically clean contact points every time it is plugged in and out, keeping connection smooth. Anti fouling, corrosion-resistant, stable, smooth, and long-lasting, ensuring stable conductivity in dusty, humid, or oil. 4 pin connector doesn’t require frequent manual cleaning, reducing maintenance burden and allowing trailer system to operate stably in harsh. The pogo pin connector is not affected by dirt, ensuring the reliability of lighting, braking, and signal systems.

Will 4 pin trailer connector fail in extreme low temperatures?

No, pogo pins are made of special materials that can maintain good elasticity and conductivity in cool. It is always cold resistant, low temperature resistant, non shrinking, stable, and able to work continuously. In several tens of degrees below zero, 4 pin condenser can ensure stable current transfer without poor contact caused by metal shrinkage. Whether in snow covered mountainous areas or cold Arctic regions, pogo pin connector can ensure normal operation of trailer systems. It will not affect the lighting and signal functions due to low temperature.

Can 4 pin trailer connector adapt to high salt environments by seaside?

Yes, 4 pin trailer connector is made of corrosion-resistant materials and won’t rust or have poor contact in high salt environments. Pogo pins are salt spray resistant, antioxidant, moisture resistant, highly durable, and have stable connections. In coastal areas and port terminals, spring loaded pin can still work stably. Special coating can effectively prevent metal surface oxidation and ensure low contact resistance after long-term use. 4 pin trailer connector ensures reliable operation of trailer circuit system in humid and high salinity air.

Will the spring of 4 pin trailer connector reduce force after prolonged use?

No, pogo pin is made of high-strength alloy spring material, ensuring good resilience. It is fatigue resistant, highly elastic, stable, non deformable, and has a long lifespan. It can withstand 10,000 cycles without affecting performance. Despite frequent connections, it still maintains precise contact and won’t loosen or fail. 4 pin trailer connector ensures long-term stability of trailer’s electrical system and reduces contact issues caused by spring aging.

Will too many connections of 4 pin trailer connector affect its performance?

No, the pogo pin of 4 pin trailer connector is coated with wear-resistant material, which can maintain good conductivity. It always has high wear resistance, oxidation resistance, long-lasting stability, precise contact, and zero loss. After 10,000 connections, contact resistance of pogo pin remains low and doesn’t affect current transfer. 4 pin connector is suitable for logistics vehicles, emergency trailers, etc. that require frequent disassembly and assembly. This ensures power system remains in optimal condition for a long time.

Is 4 pin trailer connector suitable for continuous high-frequency vibration?

Sure, 4 pin trailer connector adopts a high-precision pogo pins, which can maintain stable connection under long-term high-frequency vibration. It is earthquake resistant, impact resistant, durable, zero loosening, and highly reliable. This can ensure its use on transportation vehicles that experience frequent vibrations. Always maintain stable contact in freight trailers, off-road vehicles, etc., unaffected by vibration. Continuous vibrations on highways, extreme bumps on off-road terrain, and 4 pin trailer connector won’t affect current transfer and signal stability of the trailer system.

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