Long Barrel Two-Hole Compression Lug 3/0 AWG 1/2" Stud | 310 A
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SKU: 210-09968
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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 (dimensions per manufacturer UL data sheet) | |
| Part number | 210-09968 |
| Manufacturer catalog number | LT3012A |
| Conductor | 3/0 AWG copper, Class B stranded through M (flex-rated) |
| Stud | 1/2 in, 2 hole, 1.75 in center spacing |
| Barrel | Long, 1.20 in (E), chamfered entry, inspection window |
| Overall length | 4.43 in (B) |
| Tongue width | 0.885 Inch |
| Tongue thickness | 0.125 Inch |
| Die | Index 50, Orange, two crimps |
| Material | Electrolytic copper, electro tin plated |
| Rating | UL 486A, cULus, 90 C, 600 V, 200 A at 75 C |
| Color code | Orange |
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.
Specifications
| Part Number | 210-09968 |
| Category | Electrical connector |
| Weight | 0.25 lb |
| HS Code | 8536.90.4000 |
Direct Cross-Reference — Two-Hole NEMA (1.75″ centers), 3/0 AWG, 1/2 Inch stud
CT P/N 210-09968 is a dimensional and electrical equivalent replacement for:
| Manufacturer | Part Number |
|---|---|
| Panduit | LCC3/0-12 * |
| NSI Industries | L30N * |
* Cross derived from manufacturer part-numbering pattern; verify against datasheet for critical applications. All trademarks are property of their respective owners and are used for compatibility identification only. Conversions Tech products meet the same UL 486A dimensional and electrical standards at stocked, ships same day pricing.
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.
