{"product_id":"rv-heat-pump-soft-start-pcba-kya0611a","title":"Air Conditioner Soft Start PCBA for RV \u0026 Heat Pump | KYA0611A | 110V\/220V, No Contactor Needed","description":"\u003cdiv style=\"font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif; line-height: 1.6; color: #212b36;\"\u003e\n  \u003cp style=\"font-size: 15px; margin-bottom: 20px;\"\u003eThe \u003cstrong\u003eKINYO KYA0611A\u003c\/strong\u003e is an industrial-grade Air Conditioner Soft Start PCBA designed for recreational vehicle (RV) rooftop units, commercial heat pumps, and hermetic refrigeration compressors. By integrating onboard solid-state micro-controlled phase-angle regulation, it slashes compressor startup in-rush current by up to 70% without requiring external mechanical AC contactors, eliminating contact wear and electrical arcing while protecting generators and inverter battery systems.\u003c\/p\u003e\n\n  \u003cdiv style=\"display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 12px; margin-bottom: 24px;\"\u003e\n    \u003cdiv style=\"background: #f4f6f8; padding: 14px 16px; border-radius: 6px; border-left: 4px solid #005bd3;\"\u003e\n      \u003cdiv style=\"font-size: 12px; text-transform: uppercase; color: #637381; font-weight: 600;\"\u003eIn-Rush Reduction\u003c\/div\u003e\n      \u003cdiv style=\"font-size: 18px; font-weight: 700; color: #212b36; margin-top: 4px;\"\u003eUp to 70% Drop\u003c\/div\u003e\n    \u003c\/div\u003e\n    \u003cdiv style=\"background: #f4f6f8; padding: 14px 16px; border-radius: 6px; border-left: 4px solid #005bd3;\"\u003e\n      \u003cdiv style=\"font-size: 12px; text-transform: uppercase; color: #637381; font-weight: 600;\"\u003eRapid OEM \/ ODM\u003c\/div\u003e\n      \u003cdiv style=\"font-size: 18px; font-weight: 700; color: #212b36; margin-top: 4px;\"\u003e20+ Years Experience\u003c\/div\u003e\n    \u003c\/div\u003e\n    \u003cdiv style=\"background: #f4f6f8; padding: 14px 16px; border-radius: 6px; border-left: 4px solid #005bd3;\"\u003e\n      \u003cdiv style=\"font-size: 12px; text-transform: uppercase; color: #637381; font-weight: 600;\"\u003eSystem Design\u003c\/div\u003e\n      \u003cdiv style=\"font-size: 18px; font-weight: 700; color: #212b36; margin-top: 4px;\"\u003eNo Contactor Needed\u003c\/div\u003e\n    \u003c\/div\u003e\n    \u003cdiv style=\"background: #f4f6f8; padding: 14px 16px; border-radius: 6px; border-left: 4px solid #005bd3;\"\u003e\n      \u003cdiv style=\"font-size: 12px; text-transform: uppercase; color: #637381; font-weight: 600;\"\u003eCircuit Protection\u003c\/div\u003e\n      \u003cdiv style=\"font-size: 18px; font-weight: 700; color: #212b36; margin-top: 4px;\"\u003eOver-Voltage \u0026amp; Over-Current\u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv style=\"background: #eef4fe; border-left: 4px solid #108043; padding: 14px 16px; margin-bottom: 24px; border-radius: 4px;\"\u003e\n    \u003cp style=\"margin: 0; font-size: 14px; color: #108043; font-weight: 600;\"\u003eDirect Factory Engineering Support\u003c\/p\u003e\n    \u003cp style=\"margin: 4px 0 0; font-size: 13px; color: #212b36;\"\u003eBacked by 20+ years of electronic control board engineering and PCBA manufacturing expertise. We support custom board geometries, specialized wire harness pinouts, custom voltage programming (110V\/220V\/wide range), and volume OEM production.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003ch3 style=\"font-size: 17px; font-weight: 700; color: #212b36; border-bottom: 2px solid #dfe3e8; padding-bottom: 6px; margin-top: 28px; margin-bottom: 14px; text-transform: uppercase; letter-spacing: 0.5px;\"\u003ePERFORMANCE \u0026amp; VERIFICATION\u003c\/h3\u003e\n  \u003ctable style=\"width: 100%; border-collapse: collapse; margin-bottom: 12px; font-size: 14px;\"\u003e\n    \u003cthead\u003e\n      \u003ctr style=\"background: #f4f6f8;\"\u003e\n        \u003cth style=\"border: 1px solid #dfe3e8; padding: 10px 14px; text-align: left; font-weight: 600; width: 45%;\"\u003eParameter\u003c\/th\u003e\n        \u003cth style=\"border: 1px solid #dfe3e8; padding: 10px 14px; text-align: left; font-weight: 600; width: 25%;\"\u003eResult\u003c\/th\u003e\n        \u003cth style=\"border: 1px solid #dfe3e8; padding: 10px 14px; text-align: left; font-weight: 600; width: 30%;\"\u003eNotes\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: 9px 14px;\"\u003eIn-Rush Current Reduction\u003c\/td\u003e\n        \u003ctd style=\"border: 1px solid #dfe3e8; padding: 9px 14px; font-weight: 600; color: #108043;\"\u003eUp to 70%\u003c\/td\u003e\n        \u003ctd style=\"border: 1px solid #dfe3e8; padding: 9px 14px; color: #637381;\"\u003eDynamically Verified\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"background: #fafbfc;\"\u003e\n        \u003ctd style=\"border: 1px solid #dfe3e8; padding: 9px 14px;\"\u003eOverload Current Trip\u003c\/td\u003e\n        \u003ctd style=\"border: 1px solid #dfe3e8; padding: 9px 14px; font-weight: 600; color: #108043;\"\u003eTriggered \u0026gt; 23A \/ 32A\u003c\/td\u003e\n        \u003ctd style=\"border: 1px solid #dfe3e8; padding: 9px 14px; color: #637381;\"\u003eAutomatic Motor Lockout\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"border: 1px solid #dfe3e8; padding: 9px 14px;\"\u003eUnder-Current Stall Detection\u003c\/td\u003e\n        \u003ctd style=\"border: 1px solid #dfe3e8; padding: 9px 14px; font-weight: 600; color: #108043;\"\u003eTriggered \u0026lt; 3A\u003c\/td\u003e\n        \u003ctd style=\"border: 1px solid #dfe3e8; padding: 9px 14px; color: #637381;\"\u003eOpen Circuit \/ Stall Safety\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"background: #fafbfc;\"\u003e\n        \u003ctd style=\"border: 1px solid #dfe3e8; padding: 9px 14px;\"\u003eOperating Temperature Range\u003c\/td\u003e\n        \u003ctd style=\"border: 1px solid #dfe3e8; padding: 9px 14px; font-weight: 600; color: #108043;\"\u003e-40°C to +85°C\u003c\/td\u003e\n        \u003ctd style=\"border: 1px solid #dfe3e8; padding: 9px 14px; color: #637381;\"\u003eThermal Chamber Tested\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"border: 1px solid #dfe3e8; padding: 9px 14px;\"\u003eShort-Cycle Restart Delay\u003c\/td\u003e\n        \u003ctd style=\"border: 1px solid #dfe3e8; padding: 9px 14px; font-weight: 600; color: #108043;\"\u003e4 Minutes\u003c\/td\u003e\n        \u003ctd style=\"border: 1px solid #dfe3e8; padding: 9px 14px; color: #637381;\"\u003ePressure Equalization Protect\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n  \u003cp style=\"font-size: 12px; color: #637381; margin: 6px 0 24px; line-height: 1.5; font-style: italic;\"\u003eNote: Performance results were obtained under controlled laboratory conditions. Actual performance may vary depending on test conditions, compressor brand, generator capacity, and electrical installation environment. Test reports are available upon request.\u003c\/p\u003e\n\n  \u003ch3 style=\"font-size: 17px; font-weight: 700; color: #212b36; border-bottom: 2px solid #dfe3e8; padding-bottom: 6px; margin-top: 24px; margin-bottom: 14px; text-transform: uppercase; letter-spacing: 0.5px;\"\u003eENGINEERING HIGHLIGHTS\u003c\/h3\u003e\n  \u003cul style=\"padding-left: 20px; margin-bottom: 24px; font-size: 14px;\"\u003e\n    \u003cli style=\"margin-bottom: 8px;\"\u003e\n\u003cstrong\u003eNo External Contactor Required:\u003c\/strong\u003e Directly drives compressor motor windings via onboard solid-state switching, eliminating bulky electromechanical contactors, contact chatter, and arcing failure points.\u003c\/li\u003e\n    \u003cli style=\"margin-bottom: 8px;\"\u003e\n\u003cstrong\u003eUp to 70% In-Rush Surge Drop:\u003c\/strong\u003e Smooth ramp-up algorithm protects backup generators, portable inverters, and pedestal breakers from abrupt locked-rotor current spikes.\u003c\/li\u003e\n    \u003cli style=\"margin-bottom: 8px;\"\u003e\n\u003cstrong\u003eIntelligent Hardware Protection:\u003c\/strong\u003e Continuously monitors line current in real time, automatically cutting power if current exceeds 23A (overload) or drops below 3A (stall\/unloaded fault).\u003c\/li\u003e\n    \u003cli style=\"margin-bottom: 8px;\"\u003e\n\u003cstrong\u003eContinuous Self-Learning Firmware:\u003c\/strong\u003e Onboard microcontroller continuously senses motor back-EMF, dynamically tailoring voltage ramp rates across varying head pressures and temperatures.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch3 style=\"font-size: 17px; font-weight: 700; color: #212b36; border-bottom: 2px solid #dfe3e8; padding-bottom: 6px; margin-top: 24px; margin-bottom: 14px; text-transform: uppercase; letter-spacing: 0.5px;\"\u003eTECHNICAL SPECIFICATIONS\u003c\/h3\u003e\n  \u003ctable style=\"width: 100%; border-collapse: collapse; margin-bottom: 24px; font-size: 14px;\"\u003e\n    \u003ctbody\u003e\n      \u003ctr style=\"background: #fafbfc;\"\u003e\n        \u003ctd style=\"border: 1px solid #dfe3e8; padding: 9px 14px; font-weight: 600; width: 35%;\"\u003eConfirmed Model\u003c\/td\u003e\n        \u003ctd style=\"border: 1px solid #dfe3e8; padding: 9px 14px;\"\u003eKYA0611A\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"border: 1px solid #dfe3e8; padding: 9px 14px; font-weight: 600;\"\u003eControl Target\u003c\/td\u003e\n        \u003ctd style=\"border: 1px solid #dfe3e8; padding: 9px 14px;\"\u003eSingle-Phase Compressors \u0026amp; Heat Pumps (Up to 3 HP)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"background: #fafbfc;\"\u003e\n        \u003ctd style=\"border: 1px solid #dfe3e8; padding: 9px 14px; font-weight: 600;\"\u003eInput Voltage Options\u003c\/td\u003e\n        \u003ctd style=\"border: 1px solid #dfe3e8; padding: 9px 14px;\"\u003e110VAC (60Hz) \/ 220VAC (50Hz) \/ 90–240VAC Universal\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"border: 1px solid #dfe3e8; padding: 9px 14px; font-weight: 600;\"\u003eOperating Current Rating\u003c\/td\u003e\n        \u003ctd style=\"border: 1px solid #dfe3e8; padding: 9px 14px;\"\u003e23A Max FLA (16A \/ 32A Configurations Available)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"background: #fafbfc;\"\u003e\n        \u003ctd style=\"border: 1px solid #dfe3e8; padding: 9px 14px; font-weight: 600;\"\u003ePCBA Maximum Dimensions\u003c\/td\u003e\n        \u003ctd style=\"border: 1px solid #dfe3e8; padding: 9px 14px;\"\u003e108 × 92 × 50 mm (4.25\" × 3.63\" × 1.97\")\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"border: 1px solid #dfe3e8; padding: 9px 14px; font-weight: 600;\"\u003eMounting Hole Diameter\u003c\/td\u003e\n        \u003ctd style=\"border: 1px solid #dfe3e8; padding: 9px 14px;\"\u003e3.18 mm (0.125 in)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"background: #fafbfc;\"\u003e\n        \u003ctd style=\"border: 1px solid #dfe3e8; padding: 9px 14px; font-weight: 600;\"\u003eControl Architecture\u003c\/td\u003e\n        \u003ctd style=\"border: 1px solid #dfe3e8; padding: 9px 14px;\"\u003eIntegrated Solid-State Soft Starter (No External Contactor Required)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"border: 1px solid #dfe3e8; padding: 9px 14px; font-weight: 600;\"\u003eOperating Humidity\u003c\/td\u003e\n        \u003ctd style=\"border: 1px solid #dfe3e8; padding: 9px 14px;\"\u003e0%–95% RH (Non-condensing)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"background: #fafbfc;\"\u003e\n        \u003ctd style=\"border: 1px solid #dfe3e8; padding: 9px 14px; font-weight: 600;\"\u003eSafety Compliance\u003c\/td\u003e\n        \u003ctd style=\"border: 1px solid #dfe3e8; padding: 9px 14px;\"\u003eDesigned to meet UL \/ ETL \/ CE standards\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\n  \u003ch3 style=\"font-size: 17px; font-weight: 700; color: #212b36; border-bottom: 2px solid #dfe3e8; padding-bottom: 6px; margin-top: 24px; margin-bottom: 14px; text-transform: uppercase; letter-spacing: 0.5px;\"\u003eTARGET APPLICATIONS\u003c\/h3\u003e\n  \u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 24px;\"\u003e\n    \u003cspan style=\"background: #f4f6f8; border: 1px solid #dfe3e8; padding: 6px 12px; border-radius: 4px; font-size: 13px;\"\u003eRV Rooftop Air Conditioners\u003c\/span\u003e\n    \u003cspan style=\"background: #f4f6f8; border: 1px solid #dfe3e8; padding: 6px 12px; border-radius: 4px; font-size: 13px;\"\u003eCommercial \u0026amp; Residential Heat Pumps\u003c\/span\u003e\n    \u003cspan style=\"background: #f4f6f8; border: 1px solid #dfe3e8; padding: 6px 12px; border-radius: 4px; font-size: 13px;\"\u003eRefrigeration Compressors\u003c\/span\u003e\n    \u003cspan style=\"background: #f4f6f8; border: 1px solid #dfe3e8; padding: 6px 12px; border-radius: 4px; font-size: 13px;\"\u003eMarine Cabin HVAC Systems\u003c\/span\u003e\n    \u003cspan style=\"background: #f4f6f8; border: 1px solid #dfe3e8; padding: 6px 12px; border-radius: 4px; font-size: 13px;\"\u003eSolar \u0026amp; Generator Off-Grid ACs\u003c\/span\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv style=\"border: 1px solid #c4cdd5; border-radius: 6px; padding: 18px 20px; background: #fafbfc; text-align: center;\"\u003e\n    \u003ch4 style=\"margin: 0 0 8px; font-size: 16px; color: #212b36;\"\u003eCustom PCBA Engineering \u0026amp; Volume OEM Supply\u003c\/h4\u003e\n    \u003cp style=\"margin: 0 0 14px; font-size: 13px; color: #637381;\"\u003eNeed custom PCBA form-factors, specific wire terminal harnesses, tailored FLA thresholds, or private-label firmware branding? Contact our technical engineering team for samples and schematics.\u003c\/p\u003e\n    \u003ca href=\"\/en-ca\/pages\/contact-us\" style=\"display: inline-block; background: #005bd3; color: #ffffff; text-decoration: none; padding: 10px 22px; border-radius: 4px; font-size: 14px; font-weight: 600;\"\u003eInquire for OEM\/ODM Specs\u003c\/a\u003e\n  \u003c\/div\u003e\n\u003c\/div\u003e","brand":"KINYO-CHINA","offers":[{"title":"110VAC\/60Hz.","offer_id":45036871221494,"sku":"200","price":79.0,"currency_code":"USD","in_stock":true},{"title":"220VAC\/50Hz.","offer_id":45078037856502,"sku":"29","price":69.0,"currency_code":"USD","in_stock":true},{"title":"Custom OEM\/ODM Solution (16A\/23A\/32A)","offer_id":45078037889270,"sku":"0","price":699.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0632\/0694\/9110\/products\/1_de926437-4eb8-494a-ac39-bf747488ab44.jpg?v=1681796725","url":"https:\/\/www.kinyo-china.com\/en-ca\/products\/rv-heat-pump-soft-start-pcba-kya0611a","provider":"KINYO-CHINA","version":"1.0","type":"link"}