NMEA 2000 Power Cable Surge Protector SPN2K-12DA
$149.00
- 12VDC power circuits up to 5A
- Multi-Stage surge protection
- Marine grade weatherproof ABS enclosure
- Protection for 12VDC power connections
- Surge response time as fast as 3nS
- Simple Plug & Play installation in power drop cable connections
- Recommended for use with every power cable connection
Bad Wolf SPN2K-12DA Marine Surge Protector – Protect Your NMEA 2000 Network
Keep your marine electronics safe from lightning strikes, power surges, and voltage spikes with the Bad Wolf SPN2K-12DA Marine Surge Protector. Designed for NMEA 2000 12VDC networks, it protects critical devices like autopilots, chart plotters, and VHF radios, ensuring reliable performance on every voyage.
Key Benefits:
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Power Line Protection: Dedicated 12VDC surge protection with high-capacity MOVs for superior defense against electrical transients.
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Data Safety: Isolated power line protection prevents interference with your NMEA 2000 network signals.
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Rugged & Weatherproof: NEMA-rated ABS enclosure is watertight, corrosion-resistant, and built for harsh marine environments.
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Easy Installation: Male and female NMEA 2000 connectors allow quick, T-connector style setup, even in tight spaces.
Installation Instructions:
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The surge protector installs between the power cable and backbone of your NMEA 2000 network.
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Functions as a pass-through device with both male and female connectors.
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Installs like a standard T-connector without the third connection.
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Designed for power connections only; it does not pass through data connections.
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Step-by-step:
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Insert the male end of the power cable into the female connector of the surge protector.
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Using a customer-supplied NMEA 2000 power cable, connect the female end of the cable into the male connector of the surge protector.
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Connect the male end of the cable into the NMEA 2000 T-Connector of your backbone.
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Protect your boat’s electronics and avoid costly damage. The Bad Wolf Marine Surge Protector is the essential solution for lightning and surge protection on the water.
Perfect for: Autopilots, chart plotters, VHF radios, and all NMEA 2000 marine electronics.
Additional information
| Weight | 10 oz |
|---|---|
| Dimensions | 3.5 × 3.6 × 1 in |
| Application | Marine |
| Connection Type | NMEA 2000 |
| Continuous Current Rating | 5 |
| Environmental Rating | Indoor, Outdoor |
| Surge Current Rating (A) | 6kA |
| Voltage (Vdc) | 12 |
| Type of Electrical Current | DC |







