4-Stud Busbar 250A | M8 or M10 Studs, Tin-Plated Copper | 2-Pack
Shipping calculated at checkout
SKU: 14:10#M8
Only 7 in stock
Open here
4-stud busbar, 250 A, M8 or M10 studs — sold in pairs. Tin-plated copper bus on an insulated base with four stainless studs, for consolidating battery, inverter, and charger cables on 12–48 V DC systems. Use one as positive and one as negative distribution. Class cross for the Blue Sea Systems common busbar family.
| Options | M8 (5/16") studs · M10 (3/8") studs |
|---|---|
| Continuous rating | 250 A DC |
| Voltage | 12–48 V DC |
| Studs | 4 per bar, stainless; nuts and washers included |
| Bus / base | Tin-plated copper / flame-retardant thermoplastic |
| Quantity | 2 busbars per pack |
Cross-reference
| Manufacturer | Part No. | Notes |
|---|---|---|
| Blue Sea Systems | 2300 / 2301 class | Common 150A BusBar, four studs — same layout, lower rating |
| Blue Sea Systems | 2104 class | PowerBar 600A for higher-current 3/8" applications |
Class crosses by layout and function; confirm stud size and rating for the application.
Where it's used
- Van, RV, and boat battery banks: positive and negative distribution up to 250 A
- Solar charge controller, DC-DC charger, and inverter tie points
- Negative bus behind a battery-monitor shunt
How to install
Mount on a flat, dry surface; land lugs directly on the bus face, maximum four terminals per stud (ABYC E-11.10.4); torque M8 studs to 50–60 in-lb and M10 to 140 in-lb; fuse each positive feed within 7 in of its source; cover positive bars. Guide: DC Power Distribution for 12/24/48 V Systems.
Ships from Oxnard, CA. Volume and trade pricing through the trade desk.
Why Pros Buy Direct from Conversions Tech
Engineered in the USA. Our U.S.-based engineering team designs and specifies our core product lines, and every product we carry — designed in-house or built to our exact specifications by certified partner factories — is quality-verified before it ships. UL/CSA listed where required, NEC compliant.
Cross-reference savings. Direct equivalents to Burndy, Hubbell, and other OEM part numbers at up to 30% less — same specs, same certifications, without the big-brand markup.
Real technical support. Need a torque spec, die reference, or an OEM quote? You’ll speak directly with the Conversions Tech engineering desk — not a script reader — for instant answers, custom kitting, and private-label options.
Fast US fulfillment. Orders in by 2PM ET ship same day from our US warehouse, nationwide ground and expedited.
