








⚡ Start Strong, Stay Reliable – Power Your Ride with Confidence!
The Max 300A Heavy Duty Solenoid Relay is a nickel-plated, rust-resistant starter solenoid designed for 12V DC systems in golf carts, winches, and marine applications. Featuring a robust 300A transient current capacity, copper contact terminals, and a convenient 2-hole flange mount, it delivers reliable performance and easy installation. Engineered with a 14Ω coil and 10.2W power rating, this solenoid meets industrial standards for durability and efficiency.







| Connector Type | Solder |
| Contact Material | Copper |
| Contact Type | Spst |
| Current Rating | 300 Amps |
| Mounting Type | Flange Mount |
| Brand | MaySpare |
| Operation Mode | Automatic |
| Wattage | 10.2 Watts |
| Coil Resistance | 14 Ohms |
| Coil Voltage | 12 Volts |
| Contact Current Rating | 3E+2 Amps |
| Maximum Switching Voltage | 12 Volts |
| Minimum Switching Voltage | 12 Volts (DC) |
| Number of Terminals | 2 |
| Specification Met | Mayspare Quality Standard |
| Manufacturer | MaySpare |
| Model | SA-4201, SAS-4201, SAS-4202, SAS-4213, SAS-5201A, SAS-5203, SAS-5203A, SWX-88 |
| Package Dimensions | 9.09 x 7.9 x 7.7 cm; 381 g |
| Item part number | CA-JD4T300A |
| Exterior | Metallic Finish |
| Manufacturer Part Number | CA-JD4T300A |
| OEM Part Number | 15-132, 15-133, 15-236, 15-311, 15-316, 15-88, EZGO 16542G1, Trombetta 974-1215-011-09, 974-1215-011, 98226-9 |
| Material | Copper |
| Size | Medium |
| Colour | SLIVER |
| Amperage | 150 Amps |
| Voltage | 12 Volts |
| Manufacturer | MaySpare |
| Country of Origin | USA |
| Item Weight | 381 g |
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