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MOLEX / WALDOM 430450421 Micro-Fit 3.0 Header

The MOLEX / WALDOM 43045-0421 is a Micro-Fit 3.0 right angle header, part of the 43045 series. This connector is designed for wire-to-board applications and offers a 3.00mm pitch with a dual-row configuration and 4 circuits. It incorporates a PCB press-fit metal retention clip for secure mounting and is finished with tin plating for both mating and termination interfaces. The header is halogen-free, RoHS compliant, and capable of withstanding high temperatures, making it suitable for use in a variety of electrical appliances and industrial equipment. It is designed to mate with Micro-Fit 3.0 receptacle housings and cable assemblies.

Authorized Distributors
Source:Newark
Part No:43045-0421
Stock:544
Inv Date:06-17-2026
Price: Unit price: $2.22
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Part No:43045-0421
Stock:352
Inv Date:06-18-2026
Price: Unit price: $2.13
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Part No:43045-0421
Stock:0
Inv Date:06-17-2026
Price: Unit price: $2.3
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Part No:43045-0421
Stock:15594
Inv Date:06-17-2026
Price: Unit price: $1.37
Buy/RFQ:
Part No:43045-0421
Stock:15594
Inv Date:06-17-2026
Price: Unit price: $1.37
Buy/RFQ:

MOLEX / WALDOM 430450421 Micro-Fit 3.0 Header Specifications:

  • product_family: PCB Headers
  • application: Power, Wire-to-Board
  • circuits_loaded: 4
  • circuits_maximum: 4
  • color_resin: Black
  • durability_mating_cycles: 30
  • flammability: 94V-0
  • glow_wire_compliant: Yes
  • mated_height: 10.06mm
  • material_metal: Brass
  • material_plating_mating: Tin
  • material_plating_termination: Tin
  • material_resin: High Temperature Thermoplastic
  • net_weight: 0.914/g
  • number_of_rows: 2
  • orientation: Right Angle
  • pcb_locator: Yes
  • pcb_retention: Yes
  • pcb_thickness_recommended: 1.60mm
  • packaging_type: Tray
  • pitch_mating_interface: 3.00mm
  • plating_min_mating: 0.254µm
  • polarized_to_pcb: Yes
  • shrouded: Fully
  • stackable: No
  • surface_mount_compatible: Yes
  • temperature_range_operating: -40°C to +105°C
  • termination_interface_style: Through Hole
  • current_maximum_per_contact: 5.0A
  • voltage_maximum: 600V
  • duration_at_max_process_temperature: 030
  • lead_free_process_capability: SMC&WAVE
  • max_cycles_at_max_process_temperature: 003
  • process_temperature_max_c: 260
  • application_specification: AS-43045-001
  • product_specification: PS-43045, TS-43045-001-001, TS-46235-001-001
  • sales_drawing: SD-43045-008
  • symbol_footprint_data: SYM-43045-0421_3
  • test_summary: 430450004-TS-000

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Frequently Asked Questions

Where can I buy MOLEX / WALDOM 430450421?

You can click on the BUY or RFQ button to purchase 430450421 from an authorized MOLEX / WALDOM distributor.

How do I troubleshoot issues or seek technical support for part 430450421?

You can download the 430450421 datasheet or visit the MOLEX / WALDOM website for support.

Who is the manufacturer of 430450421?

MOLEX / WALDOM

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