{"product_id":"portable-backpack-underwater-cable-winch","title":"Portable Backpack Underwater Cable Winch | Manual Tether Reel for ROV \u0026 Subsea Operations","description":"\u003cp\u003eThe \u003cstrong\u003ePortable Backpack Underwater Cable Winch\u003c\/strong\u003e is a rugged, ultra-mobile manual tether management system engineered specifically for demanding field expeditions, nearshore marine operations, and subsea inspection deployments. Featuring an innovative \u003cstrong\u003e3-in-1 deployment architecture (Backpack, Hand-Carry, and Ground-Mount)\u003c\/strong\u003e, it eliminates the bulk, high weight, and transport constraints of conventional electric or heavy-frame winches—giving oceanographers, ROV pilots, and field engineers true single-operator mobility across rugged shorelines, coastal rocks, small boats, and mountainous terrains.\u003c\/p\u003e\n\u003ch2\u003eKey Engineering Highlights\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e3-in-1 Versatile Deployment\u003c\/strong\u003e: Outfitted with heavy-duty ergonomic padded backpack straps for effortless single-person transport up slopes, over embankments, or onboard small vessels. Integrated wide-stance base feet provide solid ground stability for hands-free winding and unwinding on site.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAutomatic Level-Wind Mechanism\u003c\/strong\u003e: Integrated bidirectional automatic spooling guide ensures neat, uniform cable layering during retrieval. It effectively eliminates cable crisscrossing, pinching, and sharp-bend stress, safeguarding expensive ROV neutral-buoyancy tethers and fragile subsea optical fibers.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstant Position Lock \u0026amp; Friction Brake\u003c\/strong\u003e: Equipped with a dependable mechanical brake and lock mechanism. Operators can pause payout or lock the spool at any desired depth or distance, preventing unwanted freewheeling, cable slippage, and tether runaway.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMarine-Grade Anti-Corrosion Configurations\u003c\/strong\u003e:\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ235 Carbon Steel\u003c\/strong\u003e: Protective coated for inland lakes, freshwater hydrological stations, and standard outdoor fieldwork.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e304 Stainless Steel\u003c\/strong\u003e: Enhanced corrosion resistance for damp field environments, river basins, and splash zones.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e316L Marine Stainless Steel\u003c\/strong\u003e: Maximum resistance against saltwater pitting, ocean spray, and continuous marine atmosphere.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpool \u0026amp; Sprocket\u003c\/strong\u003e: CNC skeletonized aluminum alloy (AL) for maximum structural strength with minimal weight.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShafts \u0026amp; Fasteners\u003c\/strong\u003e: High-grade 304 or 316 stainless steel hardware throughout.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSmooth Low-Resistance Drive \u0026amp; Foldable Crank\u003c\/strong\u003e: Precision low-friction sealed bearings ensure light, fatigue-free manual winding even with extended tether lengths. The folding crank handle locks securely during payout and folds flat against the frame for snag-free packing and transit.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModular OEM \/ ODM Customization\u003c\/strong\u003e: Available with custom drum diameters, core widths, slip ring integrations, and pre-terminated subsea watertight connectors to fit specific project requirements.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eTypical Applications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eROV \/ AUV Operations\u003c\/strong\u003e: Tether deployment and retrieval for observation-class ROVs, underwater cameras, and acoustic sensors.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMarine \u0026amp; Coastal Surveys\u003c\/strong\u003e: Nearshore environmental monitoring, pier and wharf inspection, dockside water sampling, and offshore engineering.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHydrology \u0026amp; Dam Inspection\u003c\/strong\u003e: Riverbed surveying, reservoir monitoring, culvert inspection, and hydrological flow meter deployment.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEmergency Field Communications\u003c\/strong\u003e: Rapid layout and recovery of tactical fiber-optic cables and communication lines across rugged hills and wilderness.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-bottom: 20px;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background-color: #f4f6f8;\"\u003e\n\u003cth style=\"border: 1px solid #dfe3e8; padding: 10px; text-align: left;\"\u003eParameter\u003c\/th\u003e\n\u003cth style=\"border: 1px solid #dfe3e8; padding: 10px; text-align: left;\"\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #dfe3e8; padding: 8px 10px;\"\u003e\u003cstrong\u003eOverall Dimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #dfe3e8; padding: 8px 10px;\"\u003eMax Width 318 mm × Height 290 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #dfe3e8; padding: 8px 10px;\"\u003e\u003cstrong\u003eSpool Inner Width\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #dfe3e8; padding: 8px 10px;\"\u003e173 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #dfe3e8; padding: 8px 10px;\"\u003e\u003cstrong\u003eNet Weight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #dfe3e8; padding: 8px 10px;\"\u003eApprox. 5.0 kg (skeletonized lightweight structure)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #dfe3e8; padding: 8px 10px;\"\u003e\u003cstrong\u003eDeployment Modes\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #dfe3e8; padding: 8px 10px;\"\u003eBackpack (padded harness), Hand-carry (top handle), Ground-mount (stable base)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #dfe3e8; padding: 8px 10px;\"\u003e\u003cstrong\u003eSpooling Guide\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #dfe3e8; padding: 8px 10px;\"\u003eAutomatic bidirectional level-wind mechanism\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #dfe3e8; padding: 8px 10px;\"\u003e\u003cstrong\u003eBrake \u0026amp; Lock\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #dfe3e8; padding: 8px 10px;\"\u003eMechanical friction stop \u0026amp; position-locking mechanism\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #dfe3e8; padding: 8px 10px;\"\u003e\u003cstrong\u003eFrame Material Options\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #dfe3e8; padding: 8px 10px;\"\u003eQ235 Carbon Steel \/ 304 Stainless Steel \/ 316L Marine Stainless Steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #dfe3e8; padding: 8px 10px;\"\u003e\u003cstrong\u003eDrum \u0026amp; Sprocket Material\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #dfe3e8; padding: 8px 10px;\"\u003eSkeletonized Aluminum Alloy (AL)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #dfe3e8; padding: 8px 10px;\"\u003e\u003cstrong\u003eHardware \u0026amp; Axles\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #dfe3e8; padding: 8px 10px;\"\u003e304 \/ 316 Stainless Steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #dfe3e8; padding: 8px 10px;\"\u003e\u003cstrong\u003eCrank Arm\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #dfe3e8; padding: 8px 10px;\"\u003eLow-friction bearing drive with space-saving folding handle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #dfe3e8; padding: 8px 10px;\"\u003e\u003cstrong\u003eCompatible Cables\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #dfe3e8; padding: 8px 10px;\"\u003eROV neutral buoyancy tethers, subsea umbilicals, fiber-optic lines, multi-core signal cables\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eTechnical Inquiries \u0026amp; Custom Specifications\u003c\/h2\u003e\n\u003cp\u003eYingDiGe provides comprehensive engineering support and custom winch configurations. Whether you need slip ring integration, specific core dimensions for customized tether lengths, or complete umbilical assemblies with pre-installed subsea watertight connectors, our engineering team is ready to assist.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eOur Direct Process:\u003c\/strong\u003e Request Technical Quote → Confirm Specifications → Review Technical Drawings → Consult with an Engineer → Production \u0026amp; Delivery.\u003c\/p\u003e\n\u003cp\u003eFor custom inquiries, CAD drawings, or formal quotations, please contact our engineering team directly at \u003ca href=\"mailto:ydg@yingdg.com\"\u003eydg@yingdg.com\u003c\/a\u003e or via WhatsApp at \u003ca href=\"https:\/\/wa.me\/8619012710367\"\u003e+86 190 1271 0367\u003c\/a\u003e.\u003c\/p\u003e","brand":"YingDiGe","offers":[{"title":"Q235","offer_id":54031513878811,"sku":"YDG-PHUCW-1","price":354.0,"currency_code":"USD","in_stock":true},{"title":"AL","offer_id":54031513911579,"sku":"YDG-PHUCW-2","price":420.0,"currency_code":"USD","in_stock":true},{"title":"304","offer_id":54031513944347,"sku":"YDG-PHUCW-3","price":420.0,"currency_code":"USD","in_stock":true},{"title":"316L","offer_id":54031513977115,"sku":"YDG-PHUCW-4","price":549.6,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1003\/0638\/7227\/files\/10002.jpg?v=1790232085","url":"https:\/\/yingdg.com\/es\/products\/portable-backpack-underwater-cable-winch","provider":"YingDiGe","version":"1.0","type":"link"}