M18 Solder Board End Waterproof Aviation Plug with Wire Harness – Premium Industrial Connection Solution

Our M18 solder board end waterproof aviation plug with wire harness adopts standardized industrial design and strict production testing standards, with complete and precise technical parameters to meet diversified industrial connection demands. All parameters are verified by professional institutions, compliant with RoHS, ISO9001 international quality certification standards, ensuring stable and consistent product performance in long-term industrial operation.

Basic Structural Parameters: The product adopts classic M18 circular interface size, with standard thread locking structure, realizing fast and firm docking. It supports multiple pin core specifications including 2Pin, 3Pin, 4Pin, 5Pin, 6Pin, 7Pin and 9Pin, covering low-current signal transmission and medium-current power supply connection scenarios. The board end adopts professional solder plate design, which can be directly soldered on PCB boards, with high fitting accuracy and no loose welding. The matching wire harness adopts industrial-grade customized cables, with conventional wire length of 200cm, and supports non-standard customized length according to customer requirements. The wire harness outer diameter is matched with the M18 plug interface perfectly, with tight coordination and no gap leakage.

Material & Protection Parameters: The connector shell is made of high-strength engineering plastic or metal optional materials, with wear resistance, corrosion resistance and anti-aging characteristics. The internal sealing system adopts imported rubber O-ring and multi-layer waterproof structure, reaching IP65 professional waterproof and dustproof level. It can effectively resist rainwater immersion, dust accumulation, moisture condensation and sand erosion, adapting to all-weather outdoor and humid industrial environments. The contact pin is made of high-purity copper with gold-plated treatment, reducing contact resistance and improving electrical conductivity and oxidation resistance. The wire harness outer jacket is made of flame-retardant PVC or silicone rubber material, with flame retardant, anti-wear and anti-ultraviolet properties, avoiding aging and cracking in long-term outdoor exposure.

Electrical Performance Parameters: The rated working voltage of the product is 250V AC/DC, and the rated working current ranges from 5A to 16A according to different pin specifications, meeting the power supply and signal transmission needs of most industrial low-voltage equipment. The contact resistance is less than 5mΩ, and the insulation resistance is greater than 1000MΩ, ensuring no leakage, no short circuit and stable signal transmission. The product can withstand 1500V dielectric strength voltage test without breakdown, with strong electrical anti-interference ability. The working frequency is low-frequency conventional industrial frequency, suitable for most industrial control and electronic equipment connection.

Environmental & Durability Parameters: The applicable working temperature range is -25℃ to +85℃, which can maintain stable performance in extreme cold and high-temperature environments. It has excellent vibration resistance and impact resistance, adapting to mechanical vibration and equipment jitter in industrial operation. The plugging life can reach more than 1000 times, with long service life and low failure rate. The product meets industrial pollution degree 3 standard, and can work stably in conductive dust and condensation pollution environments. All materials comply with RoHS environmental protection directives, non-toxic and pollution-free, meeting global environmental protection and export standards.

Compared with traditional ordinary connectors and common aviation plugs on the market, our M18 solder board end waterproof aviation plug with wire harness has obvious comprehensive advantages in structural design, performance, installation convenience and service life, solving many pain points of industrial wiring connection.

1. Integrated Design, Efficient Installation: Different from the split structure of traditional connectors and separate wiring operation, this product adopts an integrated design of board solder terminal and wire harness. The board end can be directly soldered on the PCB board without additional adapter wiring, saving installation space and wiring time. The prefabricated standard wire harness eliminates the need for on-site wire cutting, stripping and crimping, greatly reducing on-site construction difficulty, improving installation efficiency by more than 60%, and avoiding wiring errors caused by manual operation.

2. IP65 High-Level Waterproof & Dustproof Performance: Equipped with multi-layer sealing structure and high-elasticity waterproof rubber ring, the product achieves IP65 full protection level. It can prevent dust from completely entering the connector interior and resist short-term water immersion and splashing. It can work stably in rainy days, humid workshops, outdoor open-air environments and dusty industrial sites, effectively avoiding equipment failure, signal interruption and circuit short circuit caused by water and dust intrusion, and greatly improving the stability of equipment operation.

3. Excellent Electrical Stability & Anti-Interference Ability: The high-purity gold-plated copper pins ensure ultra-low contact resistance, stable current transmission and no signal attenuation. The metal shell optional version has professional electromagnetic shielding function, which can effectively isolate external electromagnetic interference and avoid signal distortion and data loss in complex electromagnetic industrial environments. The strict insulation and voltage resistance design ensures safe operation of the circuit, no electric leakage, no breakdown, and provides reliable electrical safety guarantee for precision electronic equipment and industrial control systems.

4. Strong Environmental Adaptability & Super Durability: The whole machine adopts anti-aging, anti-corrosion and anti-ultraviolet materials, which can resist extreme temperature changes, wind and rain erosion, and chemical slight corrosion. The threaded locking structure makes the docking more firm, effectively preventing loose connection and disconnection caused by equipment vibration and mechanical impact. The long plugging life and stable structural performance reduce the frequency of product replacement and maintenance, greatly reducing the later operation and maintenance cost of equipment.

5. Customizable & Wide Compatibility: The product supports diversified customization, including wire harness length, pin number, shell material, wiring mode and other parameters, which can be tailored according to customers’ actual equipment and wiring needs. The standard M18 interface size has strong universality and compatibility, which can be perfectly matched with most industrial automation equipment, sensors, outdoor electrical appliances and new energy equipment on the market, with no need to modify the equipment interface, realizing rapid replacement and upgrading.

6. Safe & Environmentally Friendly, Global Certified: All products have passed RoHS, ISO9001 quality system certification, with reliable quality and compliance with global export standards. The flame-retardant wire harness material has excellent fire resistance, which can prevent circuit fire hazards and improve the overall safety of equipment use. The environmental protection materials are non-toxic and harmless, meeting the green production and environmental protection requirements of various countries and industries.

With its excellent waterproof, dustproof, anti-vibration, anti-interference and stable connection performance, the M18 solder board end waterproof aviation plug with wire harness is widely used in industrial automation, outdoor engineering, new energy, intelligent equipment, transportation and other fields, becoming the preferred connection accessory for harsh environment equipment.

1. Industrial Automation Field: It is suitable for connecting industrial control equipment such as automated production lines, PLC control systems, servo motors, industrial sensors, detection instruments and robotic arms. In industrial workshops with heavy dust, high humidity and frequent mechanical vibration, the product can maintain stable signal and power connection, ensure the continuous and stable operation of automated production equipment, and reduce production shutdown failures caused by connector problems.

2. Outdoor Lighting & Intelligent Engineering: It is widely used in outdoor LED street lights, landscape lights, flood lights, outdoor display screens and intelligent lighting control systems. Facing outdoor wind, rain, snow and ultraviolet radiation, the IP65 waterproof grade can effectively protect the internal circuit, avoid lighting failure caused by water ingress and aging, and extend the service life of outdoor lighting equipment.

3. New Energy Industry: Applicable to solar photovoltaic power generation systems, wind power equipment, energy storage equipment and new energy vehicle auxiliary wiring harnesses. The product adapts to outdoor open-air power generation environments and vehicle vibration working conditions, with stable power transmission and strong environmental adaptability, meeting the long-term outdoor operation needs of new energy equipment.

4. Transportation & Intelligent Monitoring: Used for vehicle-mounted electronic equipment, traffic monitoring equipment, road intelligent monitoring systems, outdoor security cameras and environmental monitoring sensors. It can adapt to outdoor variable weather and vehicle bump vibration, ensure stable signal transmission of monitoring equipment, and provide reliable guarantee for traffic safety and environmental monitoring data accuracy.

5. Marine & Humid Environment Equipment: Suitable for coastal humid environment equipment, marine auxiliary electronic equipment, water treatment equipment and underground engineering wiring systems. The excellent moisture-proof and anti-corrosion performance can resist salt fog erosion and humid air oxidation, and solve the problem of easy damage of ordinary connectors in high-humidity and salt-fog environments.

6. Smart Home & Outdoor Civilian Equipment: It can also be used for outdoor smart door locks, garden electrical equipment, outdoor water pumps and other civilian outdoor electrical products, providing safe and stable wiring connection for household outdoor electrical equipment and improving the safety and durability of civilian electrical products.

Q1: What is the waterproof grade of this M18 aviation plug, and what environments is it suitable for?

A: This product has reached IP65 professional waterproof and dustproof grade. It can completely prevent dust from entering, and can resist short-term water immersion and all-directional water splashing. It is suitable for rainy outdoor environments, humid industrial workshops, dusty production sites and other harsh environments, but it is not applicable to long-term deep water immersion scenarios.

Q2: Can the wire harness length and pin core specifications be customized?

A: Yes, we support full-scale customization. Conventional wire harness length is 200cm, and we can customize any length according to customer drawings and needs. Meanwhile, multiple pin specifications such as 2P-9P are optional, and special pin definition and wiring methods can also be customized to meet different equipment matching needs.

Q3: Is the product compatible with ordinary M18 connectors on the market?

A: Our product adopts international standard M18 thread interface size, with high universality. It can be perfectly matched with all standard M18 aviation plugs and sockets on the market, with no interface mismatch problem, supporting free replacement and docking.

Q4: What is the working temperature range of the product? Can it work in extreme weather?

A: The product’s stable working temperature range is -25℃ to +85℃. It can work normally in low-temperature cold winter and high-temperature summer outdoor environments, and will not fail due to temperature changes, with strong environmental adaptability.

Q5: Does the product have relevant certification for export?

A: All products have passed RoHS environmental protection certification and ISO9001 quality system certification, fully complying with EU and international export standards, and can be exported to all regions of the world without certification obstacles.

Q6: What is the service life and warranty policy of the product?

A: The product has a plugging life of more than 1000 times, and the normal service life can reach more than 5 years in conventional industrial environments. We provide 12-month official warranty service. During the warranty period, any non-human quality damage can be replaced and maintained for free.

Q7: Is the board end soldering operation difficult? Does it need professional tools?

A: The board end adopts standard soldering pad design, which is compatible with conventional PCB soldering processes. The operation is simple, no special professional tools are needed, and ordinary electronic welding workers can complete the installation quickly, which is convenient for mass production and assembly.

We are a professional manufacturer specializing in the R&D, production and customization of industrial waterproof connectors, aviation plugs and supporting wire harnesses. With advanced production equipment, complete testing systems and rich industry experience, we are committed to providing global customers with high-quality, high-cost-performance industrial connection solutions and one-stop customized services.

We support OEM and ODM customized services, including product size, parameter, wire harness specification, logo printing and personalized scheme customization. We have a professional technical team and customer service team, which can quickly respond to customer consultation, provide professional technical guidance, product sample testing, batch order production and after-sales guarantee services. Whether you are looking for conventional standard products or non-standard customized solutions, we can meet your diverse needs.