The 25A Power Diode is a critical electrical safety accessory used in engine control systems, particularly within the charging and battery isolation circuits. Its primary function is to act as a "one-way valve," allowing electrical current to flow in only one direction. In governor and actuator systems, it is most commonly used as a Flyback Diode (Free-wheeling diode) or for Reverse Polarity Protection.
| Feature | Detailed Specification |
| Current Rating | 25 Amps (Continuous) |
| Peak Surge Current | 300A - 400A (Typical for 25A series) |
| Voltage Range | Typically 100V – 1200V (e.g., 25A10) |
| Case Style | Stud Mount (Metal) or Button Type |
| Forward Voltage Drop | ~1.1V at full rated current |
| Operating Temp | -65°C to +175°C |
| Polarity | Available in Standard (Stud is Cathode) or Reverse (Stud is Anode) |