Copper Standard Barrel One Hole Compression Lugs 500 MCM 1/2-inch Bolt Size
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SKU: 210-09816
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The Conversions Tech 1-Hole Lug is a premium copper compression lug designed for secure and efficient electrical connections. Featuring a 500 MCM conductor size, 1/2-inch bolt size, standard barrel, and sight window, this lug guarantees reliable terminations. Its tin-plated surface enhances durability, while the distinctive brown color code ensures easy identification. Ideal for a variety of electrical applications, this lug combines performance and longevity, making it a trusted choice for demanding environments.
| Specifications (dimensions per manufacturer UL data sheet) | |
| Part number | 210-09816 |
| Manufacturer catalog number | SB50012 |
| Conductor | 500 kcmil copper, Class B stranded |
| Stud | 1/2 in, 1 hole |
| Barrel | Short, 1.45 in (E), chamfered entry, inspection window |
| Overall length | 3.30 in (B) |
| Tongue width | 1.535 Inch |
| Tongue thickness | 0.234 Inch |
| Die | Index 80, Brown, one crimp |
| Material | Electrolytic copper, electro tin plated |
| Rating | UL 486A, cULus, 90 C, 600 V, 380 A at 75 C |
| Color code | Brown |
Key Features
- Premium Copper Construction: Ensures excellent conductivity and reliable, long-lasting electrical connections for 500 MCM conductors.
- 1/2-Inch Bolt Size: Features a 1/2-inch bolt size, allowing for secure attachment to terminals or busbars, ensuring stability and reliability.
- Standard Barrel Design: Provides a secure and stable connection, enhancing crimping performance for efficient electrical terminations.
- Sight Window: Allows for easy visual inspection, ensuring proper conductor seating and a reliable connection.
- Tin-Plated Surface: Offers superior corrosion resistance and enhanced conductivity, ensuring optimal performance and durability in demanding environments.
- Brown Color Code: Facilitates easy identification, streamlining installations and enhancing organization within electrical systems.
- Reliable Performance: Ideal for a variety of electrical applications, this lug delivers high-performance, secure terminations that last in challenging conditions.
Technical Specifications
| Material | Seamless Electro-Tin Plated Copper |
| Color | Brown |
| Overall Length | 3.282 inches |
| Barrel Length | 1.3 inches |
| Conductor Material | Copper |
| Voltage Rating | 35 kV |
| Conductor Size | 500 MCM |
| Stud Size | 1/2 inch |
| Die Index | I-87 |
| Pad Size | 1.25 inches L x 1.535 inches W x 0.234 inches Thk |
| Pad Holes | 1 |
| Barrel Type | Standard |
| ID x OD Size | 0.828 inch ID x 1.062 inch OD |
| Barrel Entry | Chamfered |
| Temperature Rating | 90°C |
Why Pros Buy Direct from Conversions Tech
Quality-tested and UL Listed. Every product we carry is built to our specifications by certified manufacturing partners and 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.
