Long Barrel Two-Hole Compression Lug 3/0 AWG 1/2" Stud | 35 kV, 310 A
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SKU: 210-09968
1000 in stock
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The Conversions Tech long barrel two-hole compression lug terminates 3/0 AWG copper conductors in medium- and high-voltage power distribution, industrial switchgear, and renewable energy installations. The dual-hole mounting pattern with 1.75-inch spacing provides mechanical redundancy for critical connections subject to vibration or thermal cycling. Tin-plated seamless copper construction resists oxidation in humid or chemically exposed environments. Orange color coding per industry standards enables rapid wire-size verification during panel assembly and field installation. The chamfered barrel entry facilitates conductor insertion, while the long barrel maximizes compression surface area for reliable electrical contact.
Specifications
- Wire size: 3/0 AWG
- Stud size: 1/2" (12.7 mm)
- Hole spacing (E): 44.5 mm (1.75")
- Overall length (L): 93.5 mm (3.68")
- Neck length (L₁): 54.1 mm (2.13")
- Hole length (L₂): 25.4 mm (1.00")
- Outer diameter (D): 23.0 mm (0.91")
- Inner diameter (D₁): 15.7 mm (0.62")
- Hole diameter (D₂): 13.0 mm (0.51")
- Width (B): 30.5 mm (1.20")
- Thickness (F): 2.7 mm (0.11")
- Material: Tin-plated copper
- Color code: Orange
- Temperature rating: 90 °C (194 °F)
- Voltage rating: 35 kV
- Maximum amp rating: 310 A
- Die index: I-50
- Certifications: UL, CE, RoHS
Cross-Reference
Equivalent to long-barrel two-hole compression lug form factors from major manufacturers. Dual-hole mounting with 1.75-inch spacing matches standard busbar drilling patterns for substation and switchgear applications.
FAQ
What crimping tool and die are required for this lug?
Use a standard compression tool with I-50 die index. The long barrel requires full-length compression; verify die alignment before crimping to ensure complete barrel fill and proper electrical contact.
Why two mounting holes instead of one?
Dual-hole mounting distributes mechanical stress and prevents lug rotation under fault conditions or thermal expansion. The 1.75-inch spacing matches common industry busbar patterns for secure, stable termination.
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.
