Click or scroll to zoom
Tap or pinch to zoom
We can get 2205 units into Australia from Jaycar. If you order today, we can dispatch this stock between Dec 11, 2025 - Dec 16, 2025.
Extremely compact with a footprint of only 22 x 15mm, but maintaining high contact currents for automotive applications. Ideal for air horns, fog lamps or driving light installations. 30A rating on NO contacts, 20A on NC for both 12V and 24V types.
SPST 30A Horn Relay 12V Cat SY-4045
SPDT 30A Horn Relay 12V Cat SY-4046
SPST 30A Horn Relay 24V Cat SY-4047
SPST 30A Horn Relay 12V Cat SY-4045
SPDT 30A Horn Relay 12V Cat SY-4046
SPST 30A Horn Relay 24V Cat SY-4047
| Device Type | Horn Relay |
| Input | DC |
| Contact format | SPDT |
| DC Switching Voltage | 12V |
| DC Switching Current (Opening) | 30A |
| DC Voltage | 12V |
| DC Max current | 30A |
| Length | 22mm |
| Width | 15mm |
Warranty: 3 Months
