Commercial · MolexUpdated 2026-10-01
43045-0412
The Molex Micro-Fit 3.0 series of PCB headers, which are 3.00mm pitch, dual-row, vertical headers with PCB polarizing pegs. Specifies 4 circuits (contacts), tin (Sn) plating, glow-wire capable, and kinked PC tails.
Part number dissection
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43045The Molex Micro-Fit 3.0 series of PCB headers, which are 3.00mm pitch, dual-row, vertical headers with PCB polarizing pegs.
0412Specifies 4 circuits (contacts), tin (Sn) plating, glow-wire capable, and kinked PC tails.
Specifications
Base codeThe Molex Micro-Fit 3.0 series of PCB headers, which are 3.00mm pitch, dual-row, vertical headers with PCB polarizing pegs.
Finish / variantSpecifies 4 circuits (contacts), tin (Sn) plating, glow-wire capable, and kinked PC tails.
Acceptable alternates
430450428Same Micro-Fit 3.0 vertical header, 4 circuits, with PCB polarizing peg, glow-wire capable, and kinked PC tails, but with 0.38µm gold plating instead of tin plating.
Confirm acceptability against your drawing before ordering.
Availability
Lead timeQuoted on request
TraceabilityFull documentation with every shipment
BTEK sources through registry-verified producers, authorized distributors and vetted independent channels. Certs of conformance travel with the parts.
Market price estimate: from $0.53 ea @ 100 pcs
Final price depends on quantity, lead time, date code range, CofC / certs and third-party inspection. Not an offer.
Captured 2026-10-05
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BTEK Components MFG LLC · Largo, FloridaPart data compiled and verified by BTEK's sourcing engine.