Blue Sea Systems — WeatherDeck Toggle Switch, DPDT ON-OFF-ON — BSS-4155
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Blue Sea Systems WeatherDeck Toggle Switch, DPDT ON-OFF-ON — Part 4155
The Blue Sea Systems 4155 is a WeatherDeck toggle switch with a DPDT ON-OFF-ON circuit, made for marine electrical panels. It is specially manufactured by Carling for use in Blue Sea Systems' WeatherDeck panels, with nickel-plated brass and phenolic construction that resists corrosion in the marine environment.
Part Details
- Part number: 4155 (SKU BSS-4155)
- Brand: Blue Sea Systems
- Product type: WeatherDeck toggle switch
- Circuit: DPDT with ON-OFF-ON switch positions
- Construction: Nickel-plated brass and phenolic, non-corrosive
- Condition: New
Compatible Applications
- Blue Sea Systems WeatherDeck panels
- Marine electrical installations that call for a DPDT ON-OFF-ON toggle switch
- If you are replacing an existing switch, compare the circuit and terminals before ordering
Key Features
- DPDT switch configuration with ON-OFF-ON positions
- Specially manufactured by Carling for use in Blue Sea Systems WeatherDeck panels
- Nickel-plated brass and phenolic, non-corrosive construction
- Built for the marine environment
Technical FAQ
Which circuit does this switch have?
It is a DPDT switch with ON-OFF-ON positions. The WeatherDeck switch family also includes SPST and SPDT variants, so confirm the circuit before ordering.
Is a toggle boot included?
No. The WeatherDeck toggle boot is a separate product listed in Related Products below. Confirm fitment with your switch before ordering.
How should I confirm this switch is right for my panel?
If you are replacing an existing switch, compare its circuit, poles, and terminals with the original before ordering.
Related Products
- Blue Sea Systems WeatherDeck Toggle Switch, SPST ON-OFF (4150)
- Blue Sea Systems WeatherDeck Toggle Switch, SPDT (4154)
- WeatherDeck Toggle Switch Boot (4138) — sold separately, not included with this switch
- Manufacturer product page for part 4155
Parts Desk Insights
- Best use case: Replacing or installing a two-pole ON-OFF-ON toggle switch in a Blue Sea Systems WeatherDeck marine panel.
- Most common customer mistake: Ordering from the WeatherDeck switch family without checking the circuit. This series includes SPST and SPDT variants, so confirm your switch is DPDT with ON-OFF-ON positions before ordering.
- Sizing and fitment guidance: If you are replacing an existing switch, match the circuit type, pole configuration, and terminal style to the original, and confirm your panel accepts this switch before ordering.
Shipping information
In-stock and OEM parts: ship same or next business day.
Locally warehoused items: ship within 1-3 business days.
Special-order items: timeline confirmed after order.
Returns & warranty
Returns & Satisfaction Guarantee
We stand firmly behind the quality of every product we sell. Your confidence matters to us — and we back it with a straightforward 30-Day Satisfaction Guarantee.
If you are not fully satisfied, you may request a return within 30 days of delivery. All returns must receive pre-approval prior to being sent back. Unauthorized returns will not be accepted.
To qualify for a return:
Item must be in new, unused condition
Product must be in its original packaging
All parts, components, hardware, manuals, and accessories must be included
Packaging must be undamaged and suitable for resale
Important:
Electronics are strictly inspected. No returns on open-box electronics. Exceptions may apply only with prior written approval. Any electronic unit that has been installed, powered, activated, or altered may not be eligible for return.
We are serious about product integrity — and equally serious about taking care of our customers. If there is ever a product issue, contact us immediately so we can make it right.
For return authorization, please contact our support team before shipping anything back.