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MOLEX / WALDOM 39289188 Mini-Fit Jr. Power Connector

The MOLEX / WALDOM 39-28-9188 is a Mini-Fit Jr. Vertical Header, part of the 5566 series, engineered for robust power connections in wire-to-board applications. This header features 18 circuits arranged in a dual-row configuration with a 4.20mm pitch. It incorporates a snap-in plastic peg PCB lock, ensuring a secure and reliable connection. The header is constructed with a brass body, gold mating plating, and matte tin termination plating, offering excellent conductivity and solderability. Designed for durability, it can withstand 30 mating cycles. For increased amperage requirements, consider using Mini-Fit® Plus HCS terminals and headers. Refer to Molex product specification PS-5666-001 for current de-rating information.

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Source:DigiKey
Part No:39-28-9188
Stock:1878
Inv Date:06-17-2026
Price: Unit price: $12.01
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Part No:39-28-9188
Stock:17
Inv Date:06-18-2026
Price: Unit price: $10.79
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Part No:39-28-9188
Stock:0
Inv Date:06-17-2026
Price: Unit price: $7.86
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Part No:39-28-9188
Stock:0
Inv Date:06-17-2026
Price: Unit price: $6.5
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Part No:39-28-9188
Stock:0
Inv Date:06-17-2026
Price: Unit price: $6.5
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MOLEX / WALDOM 39289188 Mini-Fit Jr. Power Connector Specifications:

  • overview: Mini-Fit Jr. Power Connectors
  • product_family: PCB Headers
  • application: Power, Wire-to-Board
  • circuits_loaded: 18
  • circuits_maximum: 18
  • color_resin: Natural
  • durability_mating_cycles_max: 30
  • first_mate_last_break: No
  • flammability: 94V-0
  • glow_wire_compliant: No
  • material_metal: Brass
  • material_plating_mating: Gold (0.762µm)
  • material_plating_termination: Matte Tin
  • material_resin: Nylon
  • number_of_rows: 2
  • orientation: Vertical
  • pc_tail_length: 3.50mm
  • pcb_locator: Yes
  • pcb_retention: Yes
  • pcb_thickness_recommended: 1.60mm
  • packaging_type: Tray
  • pitch_mating_interface: 4.20mm
  • pitch_termination_interface: 4.20mm
  • current_maximum_per_contact: 9.0A
  • voltage_maximum: 600V
  • lead_free_process_capability: WAVE
  • max_cycles_at_max_process_temperature: 001
  • process_temperature_max_c: 240
  • engineering_number: 5566-18B2GS-210
  • application_specification: AS-5557-001-001
  • packaging_specification: PK-5566-001
  • product_specification: PS-5556-001, TS-5556-002-001, TS-5566-002-001
  • sales_drawing: SDA-5566-N*2*-*
  • breakaway: No
  • keying_to_mating_part: None
  • lock_to_mating_part: Yes
  • shrouded: Fully
  • stackable: No
  • surface_mount_compatible_smc: No
  • temperature_range_operating: -40°C to +105°C
  • termination_interface_style: Through Hole
  • polarized_to_mating_part: Yes
  • polarized_to_pcb: Yes

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Frequently Asked Questions

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You can download the 39289188 datasheet or visit the MOLEX / WALDOM website for support.

Who is the manufacturer of 39289188?

MOLEX / WALDOM

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