{"product_id":"subsea-wet-mate-4-pin-micro-circular-connector","title":"Subsea Wet-Mate 4-Pin Micro Circular Connector | SubConn \u0026 Seacon Compatible | IP69 Waterproof","description":"\u003cdiv style=\"font-family: inherit; line-height: 1.6; color: #333;\"\u003e\n  \u003cp\u003e\u003cstrong\u003eYingDiGe Subsea Micro Circular Connectors\u003c\/strong\u003e are high-reliability, wet-mateable underwater electrical connectors engineered as a direct \u003cstrong\u003e1:1 drop-in replacement for the SubConn® Micro Circular series\u003c\/strong\u003e (and compatible with Seacon MCBH\/MCIL series). Designed with identical mating profiles, mounting dimensions, and electrical characteristics, they integrate seamlessly into existing underwater systems without requiring mechanical redesign or structural modification.\u003c\/p\u003e\n\n  \u003ch3 style=\"border-bottom: 2px solid #005bd3; padding-bottom: 6px; margin-top: 24px; color: #111;\"\u003eHighlights at a Glance\u003c\/h3\u003e\n  \u003cul style=\"margin: 12px 0 20px 20px; padding: 0;\"\u003e\n    \u003cli style=\"margin-bottom: 10px;\"\u003e\n      \u003cstrong\u003eDrop-In SubConn Replacement:\u003c\/strong\u003e Mates directly with existing SubConn-standard systems without equipment redesign. One order covers the complete 4-pin micro link across bulkhead and cable variants (MCIL4F+MCIL4M, MCIL4F+MCBH4M, MCBH4F+MCIL4M, and individual components).\n    \u003c\/li\u003e\n    \u003cli style=\"margin-bottom: 10px;\"\u003e\n      \u003cstrong\u003eComplete 4-Pin Micro Link in One Order:\u003c\/strong\u003e Male and female receptacles, male and female cable connectors all available—ideal for panel, bulkhead, and in-line connections with uniform, dependable specifications.\n    \u003c\/li\u003e\n    \u003cli style=\"margin-bottom: 10px;\"\u003e\n      \u003cstrong\u003eHeavy-Duty Stainless Steel Shell:\u003c\/strong\u003e High-grade 316 stainless steel shells withstand extreme deep-sea deployments where rubber and plastics degrade; hard gold-plated brass contacts provide exceptional corrosion resistance. IP69K rated and depth-proven up to 7,000 meters (800 bar).\n    \u003c\/li\u003e\n    \u003cli style=\"margin-bottom: 10px;\"\u003e\n      \u003cstrong\u003eDeep Marine \u0026amp; Offshore Duty:\u003c\/strong\u003e Rated at 10 A at 300 V with \u0026gt;200 MΩ insulation resistance, engineered for over 500 wet mating cycles in high-pressure marine environments.\n    \u003c\/li\u003e\n    \u003cli style=\"margin-bottom: 10px;\"\u003e\n      \u003cstrong\u003eMatched Pairs, Ready to Wire:\u003c\/strong\u003e Supplied as matched male\/female pairs or individual units, pre-wired with high-temperature PTFE leads or flexible synthetic rubber cables, ready for immediate installation.\n    \u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch3 style=\"border-bottom: 2px solid #005bd3; padding-bottom: 6px; margin-top: 24px; color: #111;\"\u003eApplications\u003c\/h3\u003e\n  \u003cul style=\"margin: 12px 0 20px 20px; padding: 0;\"\u003e\n    \u003cli style=\"margin-bottom: 6px;\"\u003eRemotely Operated Vehicles (ROV) and Autonomous Underwater Vehicles (AUV \/ ROTV)\u003c\/li\u003e\n    \u003cli style=\"margin-bottom: 6px;\"\u003eOffshore oil \u0026amp; gas exploration, subsea production, and renewable marine energy\u003c\/li\u003e\n    \u003cli style=\"margin-bottom: 6px;\"\u003eOceanographic observation systems, seabed sensors, and sonar equipment\u003c\/li\u003e\n    \u003cli style=\"margin-bottom: 6px;\"\u003eUnderwater cameras, video systems, and subsea lighting\u003c\/li\u003e\n    \u003cli style=\"margin-bottom: 6px;\"\u003eSeafloor seismic monitoring arrays and geotechnical instrumentation\u003c\/li\u003e\n    \u003cli style=\"margin-bottom: 6px;\"\u003eCommercial and defense diving systems and submarine apparatus\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch3 style=\"border-bottom: 2px solid #005bd3; padding-bottom: 6px; margin-top: 24px; color: #111;\"\u003eTechnical Specifications (4-Pin Series)\u003c\/h3\u003e\n  \u003ctable style=\"width: 100%; border-collapse: collapse; margin-top: 10px; margin-bottom: 20px;\" border=\"1\" cellpadding=\"8\"\u003e\n    \u003ctbody\u003e\n      \u003ctr style=\"background-color: #f7f8f9;\"\u003e\n        \u003cth style=\"text-align: left; width: 45%;\"\u003eParameter\u003c\/th\u003e\n        \u003cth style=\"text-align: left; width: 55%;\"\u003eSpecification\u003c\/th\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003e\u003cstrong\u003eConfiguration\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd\u003e4 Contacts \/ 4 Pins (MCBH4M \/ MCIL4F \/ MCBH4F \/ MCIL4M)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003e\u003cstrong\u003eRated Voltage\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd\u003e300 V AC\/DC RMS\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003e\u003cstrong\u003eRated Current\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd\u003e10 A per contact (Max 20 A total) • Pin Diameter 2.8 mm\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003e\u003cstrong\u003eInsulation Resistance\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd\u003e\u0026gt; 200 MΩ (at 500 V DC)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003e\u003cstrong\u003eContact Resistance\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd\u003e\u0026lt; 0.01 Ω\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003e\u003cstrong\u003eWet Mating Cycles\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd\u003e\u0026gt; 500 cycles (wet-mateable submerged)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003e\u003cstrong\u003eOperating Temperature (Water)\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd\u003e-4°C to 60°C (25°F to 140°F)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003e\u003cstrong\u003eOperating Temperature (Air)\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd\u003e-40°C to 60°C (-40°F to 140°F)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003e\u003cstrong\u003eStandard Pressure Rating\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd\u003e800 bar \/ 11,600 psi (approx. 7,000 ~ 8,000 m water depth)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003e\u003cstrong\u003ePEEK Version Pressure Rating\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd\u003e300 bar \/ 4,350 psi (approx. 3,000 m water depth)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003e\u003cstrong\u003eIngress Protection\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd\u003eIP69 \/ IP69K (Submerged high-pressure waterproof)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003e\u003cstrong\u003eMounting Thread\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd\u003e7\/16-20 UNF-2A\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\n  \u003ch3 style=\"border-bottom: 2px solid #005bd3; padding-bottom: 6px; margin-top: 24px; color: #111;\"\u003eMaterial Construction\u003c\/h3\u003e\n  \u003ctable style=\"width: 100%; border-collapse: collapse; margin-top: 10px; margin-bottom: 20px;\" border=\"1\" cellpadding=\"8\"\u003e\n    \u003ctbody\u003e\n      \u003ctr style=\"background-color: #f7f8f9;\"\u003e\n        \u003cth style=\"text-align: left; width: 45%;\"\u003eComponent\u003c\/th\u003e\n        \u003cth style=\"text-align: left; width: 55%;\"\u003eMaterial\u003c\/th\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003e\u003cstrong\u003eConnector Body\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd\u003eSpecial Chloroprene Rubber \/ Polyether TPU\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003e\u003cstrong\u003eBulkhead Shell\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd\u003eAISI 316L Stainless Steel (Standard) \/ Marine Brass \/ Titanium \/ PEEK\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003e\u003cstrong\u003eContacts\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd\u003eHard Gold-Plated Copper Alloy (Pin Dia. 2.8 mm)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003e\u003cstrong\u003eLocating Pin \u0026amp; Snap Ring\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd\u003eStainless Steel AISI 316\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003e\u003cstrong\u003eO-Ring Seal\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd\u003eNitrile Rubber (NBR) \/ Fluorocarbon (FKM)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003e\u003cstrong\u003eLocking Sleeve\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd\u003ePolyoxymethylene (POM) \/ Titanium \/ Stainless Steel\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\n  \u003ch3 style=\"border-bottom: 2px solid #005bd3; padding-bottom: 6px; margin-top: 24px; color: #111;\"\u003eCable \u0026amp; Conductor Specifications\u003c\/h3\u003e\n  \u003cul style=\"margin: 12px 0 20px 20px; padding: 0;\"\u003e\n    \u003cli style=\"margin-bottom: 8px;\"\u003e\n      \u003cstrong\u003e4-Pin In-Line Cable (Standard 3.3 ft \/ 1.02 m):\u003c\/strong\u003e 18 AWG (1.00 mm²) flexible waterproof synthetic rubber jacket (Nominal OD: 0.334\\\" \/ 8.5 mm ±0.5 mm).\n    \u003c\/li\u003e\n    \u003cli style=\"margin-bottom: 8px;\"\u003e\n      \u003cstrong\u003e4-Pin Bulkhead Leads (Standard 1.0 ft \/ 30 cm):\u003c\/strong\u003e 18 AWG (1.00 mm²) white PTFE insulated wire.\n    \u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003cp align=\"center\" style=\"margin: 20px 0;\"\u003e\n    \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1003\/0638\/7227\/files\/1b20849ed69b7a6ca9b67270341c95c1.png?v=1789369552\" alt=\"Face View (Male) 4-Pin Contact Layout\" style=\"max-width: 100%; height: auto;\"\u003e\n    \u003cbr\u003e\n    \u003csmall\u003e\u003cem\u003eFace View (Male Receptacle \/ Plug): Standard 4-Pin Contact Arrangement\u003c\/em\u003e\u003c\/small\u003e\n  \u003c\/p\u003e\n\n  \u003ch4 style=\"margin-top: 16px; color: #111;\"\u003e4-Conductor Cable Color Code\u003c\/h4\u003e\n  \u003cp\u003e\u003cstrong\u003e1:\u003c\/strong\u003e Red   \u003cstrong\u003e2:\u003c\/strong\u003e Black   \u003cstrong\u003e3:\u003c\/strong\u003e Yellow   \u003cstrong\u003e4:\u003c\/strong\u003e Blue\u003c\/p\u003e\n\n  \u003ch3 style=\"border-bottom: 2px solid #005bd3; padding-bottom: 6px; margin-top: 24px; color: #111;\"\u003eCustomization \u0026amp; Support\u003c\/h3\u003e\n  \u003cul style=\"margin: 12px 0 20px 20px; padding: 0;\"\u003e\n    \u003cli style=\"margin-bottom: 6px;\"\u003eCustom cable lengths and direct polyurethane (PUR) overmolding\u003c\/li\u003e\n    \u003cli style=\"margin-bottom: 6px;\"\u003eCustom shell materials (Titanium, PEEK, Brass, 316L SS) and specialized mounting threads\u003c\/li\u003e\n    \u003cli style=\"margin-bottom: 6px;\"\u003eCertified hydrostatic pressure testing report tailored to target ocean depths\u003c\/li\u003e\n    \u003cli style=\"margin-bottom: 6px;\"\u003eFactory-direct pricing and fast lead times for OEM\/ODM projects\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/div\u003e","brand":"YingDiGe","offers":[{"title":"MCBH4M+MCIL4F","offer_id":53941110505755,"sku":"YDG-MMC-4-M\/F-S\/C","price":70.93,"currency_code":"USD","in_stock":true},{"title":"MCBH4F+MCBH4F","offer_id":53941181481243,"sku":null,"price":56.75,"currency_code":"USD","in_stock":true},{"title":"MCIL4M+MCIL4F","offer_id":53941181514011,"sku":null,"price":56.75,"currency_code":"USD","in_stock":true},{"title":"MCBH4M","offer_id":53941181546779,"sku":null,"price":56.75,"currency_code":"USD","in_stock":true},{"title":"MCBH4F","offer_id":53941181579547,"sku":null,"price":56.75,"currency_code":"USD","in_stock":true},{"title":"MCIL4M","offer_id":53941181612315,"sku":null,"price":56.75,"currency_code":"USD","in_stock":true},{"title":"MCIL4F","offer_id":53941181645083,"sku":null,"price":56.75,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1003\/0638\/7227\/files\/19.jpg?v=1789369089","url":"https:\/\/yingdg.com\/products\/subsea-wet-mate-4-pin-micro-circular-connector","provider":"YingDiGe","version":"1.0","type":"link"}