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Molex Mini-Fit Jr. 4.2mm Dual-Row Male Single-Head Cable — 18AWG UL1007 PVC
Pre-crimped cable with a Molex Mini-Fit Jr. 4.2mm dual-row male plug housing (45111 series) on one end and bare tinned wire leads on the other. The Molex Mini-Fit Jr. is a 4.2mm pitch connector rated for 9A at 600V AC/DC, operating from -40°C to +105°C — the standard connector for ATX power supplies, PC motherboard power connectors, and high-current industrial wiring. Wire: 18AWG UL1007 PVC. Available in 2×2 to 2×12 pin counts and multiple lengths.
- Housing: Molex Mini-Fit Jr. dual-row male plug (45111 series)
- Contact: 45111-series, phosphor bronze, tin-plated, 18AWG
- Wire: 18AWG UL1007 PVC, 80°C / 300V, tinned copper conductor
- Configuration: Dual-row male plug | Orientation: Single-head
- Pitch: 4.2mm | Pin counts: 2×2 to 2×12 | Rating: 9A / 600V AC/DC | −40°C to +105°C
- Mating: Molex Mini-Fit Jr. dual-row female receptacle (39012 series)
- Compliance: UL1007 wire, UL 94V-0, RoHS2
Mini-Fit Jr. vs Micro-Fit 3.0: Mini-Fit Jr. (4.2mm, 9A) handles higher current than Micro-Fit 3.0 (3.0mm, 5A). Choose Mini-Fit Jr. for ATX power supplies, PC motherboard connectors, and high-current industrial applications.

