🔋 Switch Smart, Stay Powered: The Ultimate Battery Control for the Modern Pro
The Blue Sea Systems BS9003E is a high-performance battery switch designed for professional-grade petrol and diesel engines. Featuring a 350 Amp continuous rating, durable one-piece tinned copper terminals, and advanced AFD technology for safe live switching, it delivers reliable, corrosion-resistant power management in a compact, multi-colored design. Ideal for demanding environments requiring seamless on/off control without compromising alternator health.
| Manufacturer | Blue Sea Systems |
| Part number | 9003E |
| Item Weight | 590 g |
| Product Dimensions | 7.37 x 16.21 x 21.92 cm; 590 g |
| Item model number | 9003E |
| Size | No Size |
| Colour | Multi-coloured |
| Style | On-off |
| Pattern | Switch |
| Voltage | 48 Volts |
| Wattage | 1.68E+4 |
| Item Package Quantity | 1 |
| Number of Pieces | 5 |
| Switch Type | 1-way |
| Included components | Components included in the description |
| Batteries included? | No |
| Batteries Required? | No |
C**Y
Best battery switch for your boat with big engines
Very well made and easy to fit and sturdy when in place and reassuring to use compared to the usual red key switches normally fitted
