MHF® I LK Locking Harness

I-PEX locking harnesses can support up to 9 GHz with a maximum mating height of 2.9 mm

Image of I-PEX MHF® I LK Locking Harness The MHF I LK harness lineup from I-PEX improves upon the existing MHF I series by adding a robust mechanical lock to the harness to provide a secure and durable connection. The MHF I LK can support up to 9 GHz and has a compact profile with a maximum mating height of 2.9 mm. This enables use across a wide range of applications and industries where resistance to shock, vibration, and dependable RF signal integrity are paramount. The MHF I LK plug components are compatible with all versions of I-PEX MHF I receptacles, making it a versatile solution for a drop-in replacement on existing boards without design changes or inputting these solutions into new board designs.

Features
  • Micro-coaxial cable:
    • 30 AWG, 1.8 mm outer diameter
    • 30 AWG, 1.37 mm outer diameter
    • 32 AWG, 1.32 mm outer diameter
    • 32 AWG, 1.13 mm outer diameter
    • 26 AWG, 0.81 mm outer diameter
  • Ideal for continuous shock and vibration applications
  • Mates with all MHF I receptacles
  • Height: 2.9 mm maximum
  • Frequency range: 9 GHz

MHF® I LK Locking Harness

ImageManufacturer Part NumberDescriptionAvailable QuantityPriceView Details
New Product
COAX CBL MHFI LK-MHFI LK 3.937"
8-25-0458COAX CBL MHFI LK-MHFI LK 3.937"990 - Immediate$1.48View Details
New Product
COAX CBL MHFI LK-MHFI LK 3.937"
8-25-0452COAX CBL MHFI LK-MHFI LK 3.937"1000 - Immediate$1.57View Details
New Product
COAX CBL MHFI LK-MHFI LK 7.874"
8-25-0459COAX CBL MHFI LK-MHFI LK 7.874"700 - Immediate$1.57View Details
New Product
COAX CBL MHFI LK-MHFI LK 3.937"
8-25-0443COAX CBL MHFI LK-MHFI LK 3.937"1000 - Immediate$1.64View Details
New Product
COAX CBL MHFI LK-MHFI LK 7.874"
8-25-0453COAX CBL MHFI LK-MHFI LK 7.874"940 - Immediate$1.64View Details
New Product
COAX CBL MHFI LK-MHFI LK 7.874"
8-25-0444COAX CBL MHFI LK-MHFI LK 7.874"990 - Immediate$1.72View Details
New Product
COAX CBL MHFI LK-MHFI LK 19.69"
8-25-0454COAX CBL MHFI LK-MHFI LK 19.69"1000 - Immediate$1.83View Details
New Product
COAX CBL MHFI LK-MHFI LK 19.69"
8-25-0445COAX CBL MHFI LK-MHFI LK 19.69"869 - Immediate$1.83View Details
COAX CBL MHFI LK-MHFI LK 19.69"8-23-0121COAX CBL MHFI LK-MHFI LK 19.69"10684 - Immediate$1.80View Details
COAX CBL MHFI LK-MHFI LK 3.937"8-23-0119COAX CBL MHFI LK-MHFI LK 3.937"1032 - Immediate$1.60View Details
COAX CBL MHFI LK-MHFI LK 7.874"8-21-0049COAX CBL MHFI LK-MHFI LK 7.874"3350 - Immediate$1.68View Details
COAX CBL MHFI LK-MHFI LK 3.937"8-23-0118COAX CBL MHFI LK-MHFI LK 3.937"2772 - Immediate$1.52View Details
COAX CBL MHFI LK-MHFI LK 7.874"8-21-0047COAX CBL MHFI LK-MHFI LK 7.874"847 - Immediate$1.60View Details
COAX CBL MHFI LK-MHFI LK 19.69"8-23-0120COAX CBL MHFI LK-MHFI LK 19.69"1527 - Immediate$1.80View Details
MHF I RECEPTACLE20279-001E-03MHF I RECEPTACLE39351 - Immediate$0.88View Details
MHF I RECEPTACLE20441-001E-01MHF I RECEPTACLE8833 - Immediate$0.88View Details
MHF I LK HAND TOOL JIG - NARROW91492-0001MHF I LK HAND TOOL JIG - NARROW11 - Immediate$101.02View Details

Associated Parts

ImageManufacturer Part NumberDescriptionAvailable QuantityPriceView Details
COAX ADAPT SMA TO MHF90193-001COAX ADAPT SMA TO MHF38 - Immediate$42.40View Details
COAX ADAPT SMA TO MHF90193-002COAX ADAPT SMA TO MHF118 - Immediate$42.40View Details
MHF I SMA ADAPTER HIGH CYCLE TYP90539-001MHF I SMA ADAPTER HIGH CYCLE TYP21 - Immediate$42.40View Details
MHF I (4.5MM) HIGH CYCLE TEST PR90575-0001MHF I (4.5MM) HIGH CYCLE TEST PR50 - Immediate$30.01View Details
Published: 2026-02-13