Blue Sea Systems — Terminal Block, 30 A, 10-Gang — BSS-2510
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Blue Sea Systems Terminal Block, 30 A, 10-Gang (2510)
This Blue Sea Systems terminal block provides ten independent connectors on one compact block, rated 30 amps @ 50 VDC. The closed-back design, unlike open-back styles, provides complete electrical and moisture insulation from the mounting surface, and the metal components are nickel-plated brass on a phenolic base.
Part Details
- Brand: Blue Sea Systems
- Manufacturer part number: 2510
- Product type: Terminal block
- Rating: 30 A @ 50 VDC
- Circuits: 10-gang, independent connectors
- Design: Closed back, insulating from the mounting surface
- Materials: Nickel-plated brass on a phenolic base
- Screws: Combination head phillips/slot type
- Sold as: each
Key Features
- Ten independent connectors on one block
- Rated 30 A @ 50 VDC
- Closed-back design insulates from the mounting surface, electrically and from moisture
- Nickel-plated brass metal components on a phenolic base
- Combination head phillips/slot screws
Compatible Applications
- Organizing DC wiring connections on a boat's electrical panel
- Distributing power or ground to several accessory circuits from one connection point
Technical FAQ
- What is the current rating? 30 A @ 50 VDC.
- How many circuits does it hold? Ten independent connectors.
- Why does the closed-back design matter? Unlike open-back styles, the closed back insulates the connectors from the mounting surface, both electrically and from moisture.
Also Available
- Blue Sea Systems — Terminal Block, 30 A, 8-Gang — BSS-2508 — the 30 A 8-gang terminal block when fewer circuits are needed.
- Blue Sea Systems Terminal Blocks - Terminal Block 20A/10G | 2410 — the 20 A 10-gang terminal block when a lower rating is needed.
Parts Desk Insights
- Best use case: Organizing DC wiring on a boat's panel, where several accessory circuits need to share one terminal block and the closed-back insulation suits a metal mounting surface.
- Most common customer mistake: Exceeding the 30 A @ 50 VDC rating on the block. Add up the continuous loads on the circuits it serves before ordering.
- Sizing and fitment guidance: Confirm the number of circuits suits the 10-gang layout and match the terminal block's 30 A rating to the circuit, and consider the 8-gang version when fewer circuits are needed.
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.