Blue Sea Systems — 4-Gang Busbar, ¼ in. Stud — BSS-2303
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Blue Sea Systems 4-Gang Busbar, 1/4 in. Stud (2303)
This Blue Sea Systems 2303 is a 4-gang busbar rated 150 amperes at 48 V DC. The tin-plated copper bus sits in an ABS base for corrosion resistance and superior conductivity, and two 1/4"-20 stud connectors with oversize hex nuts provide attachment for the main feed or ground cables.
Part Details
- Brand: Blue Sea Systems
- Manufacturer part number: 2303
- Product type: 4-gang busbar with 1/4 in. stud
- Rating: 150 amperes at 48 V DC
- Studs: Two 1/4"-20 stud connectors with oversize hex nuts
- Construction: Tin-plated copper bus, ABS base
- Sold as: each (pack of 5)
Key Features
- Four connection points on a common bus
- Tin-plated copper bus and ABS base for corrosion resistance and superior conductivity
- Two 1/4"-20 stud connectors with oversize hex nuts for the main feed or ground cables
- Rated 150 A at 48 V DC
Compatible Applications
- Power or ground distribution where a common busbar is required
- Attachment of main feed or ground cables via the 1/4"-20 stud connectors
Technical FAQ
- What is the current rating? 150 amperes at 48 V DC.
- How many connection points does it have? Four gangs on a common bus.
- What size are the studs? Two 1/4"-20 stud connectors, each with an oversize hex nut.
Also Available
- Blue Sea Systems — 10-Gang Busbar with Cover, 150 A — BSS-2300 — the same family in a 10-gang layout with cover.
- Blue Sea Systems — 20-Gang Busbar with Cover, 150 A — BSS-2312 — the same family in a 20-gang layout with cover.
- Blue Sea Systems Terminal Blocks - 4-GANG Busbar 1/4"STUD W/cover | 2307 — the same 4-gang busbar with the protective cover. This listing is a draft in our store, so it may not be available to shoppers yet.
Parts Desk Insights
- Best use case: Distributing power or ground to a small number of circuits on a boat, with the 150 A at 48 V DC rating and a tin-plated copper bus for corrosion resistance.
- Most common customer mistake: Sizing a busbar by connection count without checking the current rating. This one is rated 150 A at 48 V DC, so confirm the total load and the main cable size before ordering.
- Sizing and fitment guidance: Count the circuits needed, confirm the current and voltage ratings suit the system, and check that the 1/4"-20 studs suit the main feed or ground cable lugs. This listing is the 4-gang busbar without a cover; the covered 4-gang version is linked below.
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.