Blue Sea Block Jumper
Free returns on all eligible orders
You have 30 days to request a return. All sale items are final sale.
Use the Blue Sea Block Jumper to connect adjoining circuits on a compatible terminal block—ideal for clean, organized distribution wiring.
Key Features
- Connect adjoining circuits within a terminal block for organized power distribution.
- Marine-focused circuit-protection accessory from Blue Sea Systems.
- Sold as a multi-piece pack (5 per retail package).
Intended Use
- Electrical circuit distribution and switching systems that use compatible Blue Sea terminal block circuit breaker blocks/terminal blocks.
- Boat, marine, RV, and industrial DC systems requiring block jumper connections.
Product Details
- Product name: Blue Sea Block Jumper.
- SKU: 661-5049.
- Brand: Blue Sea Systems.
- Package quantity: 5 per retail package.
- Item description reference: ST CLB Circuit Breaker Block Jumper 5049 (Blue Sea Systems).
Parts Desk Insights
Best Use Case: Best for tidying up wiring when you need to link adjacent protected circuits within a terminal block, helping keep your distribution layout orderly during installation or expansion.
Common Issues: Ensure the jumper matches the specific terminal block/circuit breaker block style you’re working with; incorrect block type is the most common cause of a jumper that won’t physically install or align correctly. If you’re unsure, confirm using the block’s diagram before wiring.
Related Products & Accessories
- Browse Fuses & Fuse Holders - If you’re organizing or expanding a protection setup, the related fuse-holder components in the Electrical & Accessories category can help round out the system.
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.