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M8 Screw Version Waterproof IP67 Connector Sensor Wire Printing Machines Plug

M8 Screw Version Waterproof IP67 Connector Sensor Wire Printing Machines Plug

This field-assembly M8 circular waterproof connector adopts plastic insulating main body + knurled nickel-plated metal threaded lock nut, available in straight inline and 90° right-angle elbow two structures, solder-type internal contacts, IP67 dustproof & waterproof after full screw locking. It supports 3Pin / 4Pin core configurations, specially developed for miniature proximity sensors, photoelectric detectors, printing machine signal sensors, small packaging automation equipment and desktop micro robot detection wiring. Field solder assembly design eliminates integrated injection molding cables; customers can freely match different lengths of PVC/PUR flexible signal wires on site, greatly reducing inventory pressure for equipment manufacturers. Double silicone sealing rings at cable inlet and mating surface achieve stable IP67 protection against printing workshop ink mist, cooling water splashing and fine paper dust intrusion. Gold-plated elastic contacts maintain ultra-stable low contact resistance under long-term printing equipment reciprocating vibration. All plastic parts are UL94 V-0 flame retardant, fully RoHS compliant, widely applied to industrial printing presses, label printing machines, miniature packaging machinery, micro environmental monitoring sensors and light AGV obstacle detection modules.

Model:
M8 waterproof connector
Brand:
huamao

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m8 connector Waterproof IP67 Connector Female and Male connector Industrial Circular Cable Connector Power Electrical

Product Description

Field solder field assembly structure solves the limitation of fixed-length molded integrated cables, printing machine manufacturers can cut wire length according to actual machine layout on demand, effectively reduce finished cable stock cost. 90° elbow outlet design perfectly adapts narrow printing machine sensor mounting panel layout, avoid cable bending dead angle caused by straight plugs that easily crack wire insulation after long-term reciprocating printing vibration. Double-layer silicone full sealing isolates printing workshop ink mist, paper dust and cleaning water splashing, completely eliminate sensor signal short-circuit failure caused by liquid infiltration. Flame retardant PA66 plastic housing meets fire safety standards of printing and packaging machinery production workshops. Gold-plated solder contacts ensure stable signal transmission even under continuous high-frequency vibration of printing roller operation, avoiding printing position offset misdetection faults caused by intermittent sensor signals.

Every M8 field assembly plug passes strict factory quality testing before shipment, including IP67 water immersion sealing test, solder terminal tensile retention test, 48h salt fog metal nut anti-corrosion screening and long-term vibration signal stability aging test. We supply single straight/elbow M8 field assembly plugs and supporting flexible signal wires for printing machinery manufacturers, miniature packaging equipment integrators and desktop collaborative robot R&D teams.

Specifications

Connector Model	M8 field solder assembly aviation plug
Insulation Housing Material	PA66 nylon plastic
Lock Nut Material	Knurled nickel-plated brass metal
Contact Parameter	Gold-plated phosphor bronze solder cup pins
Matching Wire Range	AWG28/AWG30 multi-strand thin signal wire
Operating Temperature Range	-40℃ to +85℃

Advantages

Field solder field assembly flexible design: No pre-molded fixed-length cable limit, printing machine and automation manufacturers can freely match wire length on site, greatly reduce finished cable inventory capital occupation and waste of excess cable length.
Dual straight + 90° elbow structural selection: Straight plug for linear internal wiring of machine sensor bases; right-angle elbow side outlet reduces cable lateral protrusion, prevent extrusion and insulation cracking on narrow printing machine panel mounting surfaces.
Double silicone full IP67 waterproof sealing system: Dual independent silicone gaskets at mating end and cable inlet, effectively block printing ink mist, cleaning water splashing and paper fine dust, adapt harsh printing workshop humid and polluted environment.
Knurled anti-slip metal threaded lock nut: Hand-tighten without screwdriver, uniform compression locking force will not loosen under long-term printing roller high-frequency reciprocating vibration, avoid printing position detection signal interruption failure.
UL94 V-0 flame retardant plastic insulating body: Meet fire safety standard requirements of printing, packaging and textile machinery production workshops, reduce hidden dangers of equipment short-circuit ignition.
Printing machinery exclusive targeted matching customization service: Support bulk single plug supply + matched oil-resistant PUR anti-ink thin signal wire, small batch prototype samples available for new digital printing machine and miniature packaging sensor equipment development verification.

Application

Industrial Digital Printing & Label Printing Machinery:Digital printing press registration correction sensor M8 elbow assembly plug, label printing machine paper edge detection straight M8 solder connector, screen printing machine liquid level micro sensor waterproof aviation plug, packaging printing machine color mark detection signal assembly connector
Mini Automated Packaging & Labeling Equipment:Desktop automatic labeling machine micro proximity sensor M8 field solder plug, small food packaging counting photoelectric detector waterproof aviation connector, mini plastic sealing machine liquid level detection straight M8 assembly plug
Desktop Mini Collaborative Robots:6-axis desktop robot micro limit switch 90° elbow M8 plug, small handling gripper clamping detection sensor straight solder type aviation connector, educational mini robot obstacle avoidance micro detector waterproof plug assembly
Lightweight Mini AGV & Logistics Sorting Auxiliary Equipment:Mini warehouse AGV obstacle avoidance photoelectric M8 elbow assembly connector, small parcel sorting counting micro scanning sensor straight waterproof aviation plug, lightweight material handling robot limit detection solder type M8 plug
Mini Environmental Monitoring & Laboratory Precision Test Instruments:Indoor tiny air quality monitor micro sensor M8 field assembly plug, greenhouse miniature temperature-humidity transmitter waterproof aviation connector, laboratory micro temperature displacement detector straight/elbow M8 solder plug

FAQ

Q1: What is the difference between field solder assembly M8 plug and integrated molded M8 cable?

A: Field solder plug is a separate assembly connector without fixed wire length, users can solder and assemble any length of wire on site as needed; molded cable is one-piece injection molding with fixed wire length, cannot adjust length freely, high inventory cost for multi-spec machine equipment manufacturers such as printing factories.

Q2: Can this M8 plug resist ink mist and cleaning water splashing in printing workshops?

A: Double-layer silicone independent sealing structure, IP67 grade after locking, can effectively isolate water splashing, printing ink mist and fine paper dust, long-term stable use in printing workshop polluted humid environment.

Q3: What wire specifications are suitable for this solder-type M8 connector?

A: Adapt cable outer diameter 3~5mm, standard AWG28/AWG30 multi-strand thin signal wire, optional unshielded PVC wire or oil-resistant PUR shielded twisted wire for heavy ink mist printing equipment.

Q4: What is the difference between straight and 90° elbow M8 assembly plugs in actual installation?

A: Straight plug cable extends along the central axis of the connector, suitable for straight-through deep mounting holes of machine sensors; 90° elbow cable bends vertically to exit sideways, suitable for narrow flat panel installation positions to avoid cable extrusion and bending fatigue damage.

Q5: Is special crimping equipment required for wiring this solder-type M8 plug?

A: No, it adopts open rear solder cup contact design, only a soldering iron is needed to complete wire welding assembly, suitable for small-batch on-site equipment maintenance and mass production line assembly.