These parallel splices from TE Connectivity are from their Solistrand range and are non-insulated. * Product type: Splice * Contact plating: Tin * Wire size (AWG): 4 * Wire size (mm²): 21 * Material thickness: 1.85mm [.073 in ] * Wire size (CMA): 33100 - 52600 * Barrel inside diameter: 7.52mm [.296 in ] * Splice material: Copper * Splice type: Parallel Splice * Serrated: Yes * Outside diameter: 11.76mm [.463 in ] * Packaging quantity: 1 * Mftrs part no. 34320 https://elecena.pl/product/27175958/te-34320-solistrand-parallel-splice-tin-4awg 2024-11-08 https://elecena.pl/product/27175958/te-34320-solistrand-parallel-splice-tin-4awg 2025-09-10 https://elecena.pl/product/27175958/te-34320-solistrand-parallel-splice-tin-4awg 2025-10-22 https://elecena.pl/product/27175958/te-34320-solistrand-parallel-splice-tin-4awg 2026-04-01