{"product_id":"newdeli-max-300a-12v-continuous-duty-solenoid-relay-nickel-plated-sealed-coil-for-winches-golf-carts","title":"Newdeli Max 300A 12V Continuous-Duty Solenoid Relay, Nickel-Plated Sealed Coil for Winches \u0026 Golf Carts","description":"\u003cp\u003e\u003cstrong\u003eNewdeli Max 300A is a nickel-plated, continuous-duty 12V solenoid relay built to control high-current systems like winches, golf carts, and marine equipment while resisting corrosion.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis heavy-duty solenoid relay delivers a robust switching solution for demanding 12V DC applications. Designed with a sealed nickel-plated housing and a coil wound with 180 °C copper wire, the Max 300A balances high transient capacity with recommended continuous operation limits to limit heat buildup. It installs on a straight bracket and replaces several common OEM part numbers, making it suitable for repair and upgrade projects across vehicles and equipment.\u003c\/p\u003e\n\n\u003ch3\u003eHow much current can the Newdeli Max 300A handle continuously?\u003c\/h3\u003e\n\u003cp\u003eThe relay is rated for a maximum transient flash current of 300 amps but is intended for continuous operation at lower current to preserve longevity. For routine duty, aim for sustained currents near or below 80–150 amps to avoid excessive temperature rise.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eMaximum transient flash current: 300 A\u003c\/li\u003e\n  \u003cli\u003eRecommended continuous current: under 150 A (typical practice ~80 A)\u003c\/li\u003e\n  \u003cli\u003eCoil resistance: 14 Ω; coil capacity: 10.2 W\u003c\/li\u003e\n  \u003cli\u003eVoltage: 12 V DC\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat construction and corrosion protection does it offer?\u003c\/h3\u003e\n\u003cp\u003eNewdeli used a sealed canned coil and nickel plating on the exterior to shield internal parts from moisture and contaminants. The coil windings use high-temperature copper wire to tolerate heat spikes and improve durability in harsh environments.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eNickel-plated housing for corrosion resistance\u003c\/li\u003e\n  \u003cli\u003eSealed unit design protects the solenoid from elements\u003c\/li\u003e\n  \u003cli\u003eCoil made with 180 °C-rated copper wire for heat tolerance\u003c\/li\u003e\n  \u003cli\u003eNormally open (NO) contact with two copper contact points\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhich applications and parts does this relay replace?\u003c\/h3\u003e\n\u003cp\u003eThe Max 300A is built for marine use, winches, golf carts, military and hydraulic controls, and factory machinery where a durable continuous-duty relay is needed. It also cross-references several OEM part numbers, simplifying upgrades or replacements.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCommon uses: marine equipment, winches, golf carts, military vehicles, hydraulic units, factory machines\u003c\/li\u003e\n  \u003cli\u003eReplaces part numbers: 70-111224, 3635820, 1114208, 1114218, 1114223, 1114534, 1114547\u003c\/li\u003e\n  \u003cli\u003eBracket mounting: straight bracket with hole spacing 5\/16 x 19\/32 at 2-13\/64\" on center\u003c\/li\u003e\n  \u003cli\u003eDesigned to be a drop-in replacement in many systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow should I manage the relay for long or heavy loads?\u003c\/h3\u003e\n\u003cp\u003eTo prevent overheating and protect the relay, avoid continuous engagement at peak currents. For intermittent heavy pulls or starting loads, allow cooldown intervals and keep continuous load under recommended limits.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eLimit continuous engagement to recommended current (under 150 A)\u003c\/li\u003e\n  \u003cli\u003eFor sustained periods above 150 A, break operation to reduce heat buildup\u003c\/li\u003e\n  \u003cli\u003eMonitor wiring and mounting to ensure proper heat dissipation\u003c\/li\u003e\n  \u003cli\u003eUse correct gauge cables and secure bracket mounting for reliable performance\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: The Newdeli Max 300A solenoid relay suits technicians, fleet managers, marine hobbyists, and DIY mechanics who need a corrosion-resistant, high-capacity 12V relay for winches, golf carts, hydraulic controls, or other heavy-current systems. Choose this relay if you want a sealed, nickel-plated unit that cross-references common OEM part numbers and is built to withstand tough environments when used within the recommended continuous-current limits.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can this solenoid run continuously at 300A?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No. 300A is a transient peak rating; continuous use should be kept under 150A, commonly around 80A, to avoid overheating.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is the relay suitable for marine environments?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. Nickel plating and a sealed unit protect the relay from moisture and corrosion for marine applications.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Newdeli","offers":[{"title":"Default Title","offer_id":67595328487609,"sku":"B09TNXSWX3","price":54.37,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0822\/3765\/3177\/files\/newdeli-max-300a-front-view.jpg?v=1790587178","url":"https:\/\/redleafauto.ca\/products\/newdeli-max-300a-12v-continuous-duty-solenoid-relay-nickel-plated-sealed-coil-for-winches-golf-carts","provider":"Redleaf Auto","version":"1.0","type":"link"}