{"product_id":"long-barrel-compression-lug-4-awg-10-stud-tin-plated-copper-90-c","title":"4 AWG Copper Compression Lug, #10 Stud, 1-Hole, Long Barrel","description":"\u003cdiv\u003e\n\u003cdiv\u003eCrimp It Right\u003c\/div\u003e\n\u003cdiv\u003e4 AWG → Die Index 29 \u003cspan\u003e\u003c\/span\u003e Gray\u003c\/div\u003e\n\u003cdiv\u003eThis lug crimps with any \u003cstrong\u003e12-ton U-groove tool\u003c\/strong\u003e using the index-29 die — ours, or your matching die: Burndy® U4CRT — Milwaukee® 49-12-U004C — ILSCO® ILD-29, or T\u0026amp;B® Color-Keyed® index 29. The die embosses “29” into the finished crimp for inspection.\u003c\/div\u003e\n\u003cdiv\u003e\n\u003ca href=\"\/products\/compression-connector-die-kit\"\u003eGet the Matching Die\u003c\/a\u003e\u003ca href=\"\/products\/2-in-one-hydraulic-battery-powered-crimping-and-cutting-tool\"\u003eShop 12-Ton Crimpers\u003c\/a\u003e\u003ca href=\"\/pages\/lug-die-tool-cross-reference\"\u003eFull Die \u0026amp; Tool Chart\u003c\/a\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003cp\u003eThe Conversions Tech long barrel compression lug terminates 4 AWG conductors to #10 studs. The extended barrel maximizes crimp contact area for stable conductivity and mechanical retention in panel boards, switchgear, battery banks, and solar PV arrays. Tin-plated copper construction resists oxidation in humid or corrosive environments.\u003c\/p\u003e\u003ctable class=\"ctspec\"\u003e\n\u003ctr\u003e\u003ctd colspan=\"2\"\u003e\n\u003cstrong\u003eSpecifications\u003c\/strong\u003e\n\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e210-98066-25\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eConductor\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4 AWG copper, Class B stranded through M (flex-rated)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eStud\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e#10 in, 1 hole\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBarrel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eLong, 0.90 in (E), chamfered entry, inspection window\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOverall length\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1.65 in (B)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTongue width\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0.486 Inch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTongue thickness\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0.093 Inch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDie\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eIndex 29, Gray, two crimps\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eElectrolytic copper, electro tin plated\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUL 486A, cULus, 90 C, 35 kV, 85 A at 75 C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eColor code\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eGray\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eWire Size: 4 AWG\u003c\/li\u003e\n\u003cli\u003eStud Size: #10\u003c\/li\u003e\n\u003cli\u003eColor Code: Gray\u003c\/li\u003e\n\u003cli\u003eOverall Length (L): 41.9 mm (1.65″)\u003c\/li\u003e\n\u003cli\u003eBarrel Length (L₁): 15.2 mm (0.60″)\u003c\/li\u003e\n\u003cli\u003eBarrel Diameter (D): 13.7 mm (0.54″)\u003c\/li\u003e\n\u003cli\u003eInner Diameter (D₁): 9.1 mm (0.36″)\u003c\/li\u003e\n\u003cli\u003eOuter Diameter (D₂): 7.1 mm (0.28″)\u003c\/li\u003e\n\u003cli\u003eFlange Length (B): 22.8 mm (0.90″)\u003c\/li\u003e\n\u003cli\u003eFlange Width (E): 5.5 mm (0.22″)\u003c\/li\u003e\n\u003cli\u003eThickness (F): 1.8 mm (0.07″)\u003c\/li\u003e\n\u003cli\u003eTerminal Material: Tin-Plated Copper\u003c\/li\u003e\n\u003cli\u003eTemperature Rating: 90 °C (194 °F)\u003c\/li\u003e\n\u003cli\u003eVoltage Rating: 35 kV\u003c\/li\u003e\n\u003cli\u003eMaximum Amp Rating: 85 A\u003c\/li\u003e\n\u003cli\u003eCertifications: UL Listed, CE Certified, RoHS Compliant\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003cdetails\u003e\u003csummary\u003eWhat crimp tool is required for this long barrel lug?\u003c\/summary\u003e\u003cp\u003eUse a compression tool rated for 4 AWG copper terminals with long barrel dies. The 15.2 mm barrel length requires full-length die engagement to achieve proper compression and maintain the 85 A rating.\u003c\/p\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eIs this lug suitable for 90°C conductor applications?\u003c\/summary\u003e\u003cp\u003eYes. The 90 °C temperature rating matches standard 90°C insulated conductors. Verify your overall assembly rating complies with NEC ampacity tables for 4 AWG copper.\u003c\/p\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eCan this be used in solar and battery installations?\u003c\/summary\u003e\u003cp\u003eYes. The 35 kV rating and tin-plated copper construction suit DC solar PV arrays, battery bank terminations, and inverter connections where corrosion resistance and stable contact resistance are required.\u003c\/p\u003e\u003c\/details\u003e\u003cdiv\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e210-98066\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eElectrical connector\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0.25 lb\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c!--CTXREF--\u003e\u003cdiv class=\"ct-xref\" style=\"margin-top:24px;border-top:3px solid #E86A1D;padding-top:16px\"\u003e\n\u003ch3 style=\"color:#0A2240;margin:0 0 4px\"\u003eCross-Reference — One-Hole Long Barrel, 4 AWG, #10 stud\u003c\/h3\u003e\n\u003cp style=\"margin:4px 0 10px\"\u003eThis lug crosses to the following parts of the same conductor size, stud and barrel:\u003c\/p\u003e\n\u003ctable border=\"1\" cellpadding=\"6\" style=\"border-collapse:collapse;border-color:#d8dee5\"\u003e\n\u003ctr style=\"background:#0A2240;color:#fff\"\u003e\n\u003cth align=\"left\"\u003eManufacturer\u003c\/th\u003e\n\u003cth align=\"left\"\u003ePart Number\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBurndy (Hubbell)\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eYA4CTC10\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eILSCO\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eCLNS-4-10\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eThomas \u0026amp; Betts (ABB)\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e54908BE\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cp style=\"font-size:12px;color:#555;margin-top:8px\"\u003eCrosses by conductor size, stud and barrel from each manufacturer's published catalog. Confirm the die index for your tooling. Trademarks belong to their respective owners and are used for compatibility identification only.\u003c\/p\u003e\n\u003c\/div\u003e\u003c!--\/CTXREF--\u003e","brand":"Conversions Tech","offers":[{"title":"Default Title","offer_id":67797514747956,"sku":"CT-LB410","price":1.19,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0291\/8445\/8804\/files\/copper-long-barrel-one-hole-compression-lug-4-awg-10-bolt-size-1157095824.jpg?v=1745385480","url":"https:\/\/conversionstech.com\/products\/long-barrel-compression-lug-4-awg-10-stud-tin-plated-copper-90-c","provider":"Conversions Tech","version":"1.0","type":"link"}