MHF® 4L
Small form factor with big performance through 12 GHz
Solderless micro-coax termination technology "i-Fit®" provides consistent performance
MHF® 4L Plug available with various cable O.D. and additional locking option
*MHF® 4L is intermatable with MHF® 4.
*For additional mating retention force with mechanical lock, please review MHF® 4L LK plug cable assembly.
*Refer to the "How to mate and unmate" video for handling.
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Symbols and footprints may be downloaded from an external site, SnapMagic.
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*SI Test Boards data are under 2D Drawings
Small form factor with big performance through 12 GHz
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Solderless micro-coax termination technology "i-Fit®" provides consistent performance

MHF® 4L Plug available with various cable O.D. and additional locking option
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Product name |
MHF® 4L LK |
MHF® 4L |
MHF® 4L |
MHF® 4L |
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Lock |
With Lock |
Without Lock |
Without Lock |
Without Lock |
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Mating Height |
2.0 mm max. |
1.7 mm max. |
1.4 mm max. |
1.2 mm max. |
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Coaxial O.D. (Center Conductor AWG) |
1.37 mm (AWG 30) |
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1.13 mm (AWG 32) |
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0.95 mm (AWG 33) |
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0.81 mm (AWG 36) |
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0.64 mm (AWG 36) |
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Receptacle |
MHF® 4 receptacle (20449-001E-03), MHF® 4L receptacle (20579-001E) |
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| Product Type | Coaxial RF Connector
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| Mated Height |
1.2
max.
1.4
max.
1.7
max.
mm
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| SMT Size | 2.0 x 2.0 mm
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| Frequency range | Up to 12 GHz |
| Micro-Coaxial Cable |
AWG 30 O.D. 1.37 mm
AWG 33 O.D. 0.95 mm
AWG 32 O.D. 1.13 mm
AWG 36 O.D. 0.64 mm
AWG 36 O.D. 0.81 mm
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| Shielded FPC / FFC | No
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| Applicable Standards (Reference Only) | 5G sub6IEEE802.11nIEEE802.11acIEEE802.11axIEEE802.11beWi-Fi 4Wi-Fi 5Wi-Fi 6/6EWi-Fi 7LTE / LTE-AdvancedLPWABluetoothGPS
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| Full EMI Shielding (ZenShield®) | No
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| Mechanical lock | No
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| VSWR (Harness only) | DC ~ 3 GHz : 1.3 max. (O.D. 0.64, 0.81, 0.95, 1.13, 1.37 mm) 3 ~ 6 GHz : 1.45 max. (O.D. 0.64, 0.81, 0.95, 1.13 mm) 3 ~ 6 GHz : 1.4 max. (O.D. 1.37 mm) 6 ~ 9 GHz : 1.6 max. (O.D. 0.64, 0.81, 0.95, 1.13 mm) 6 ~ 9 GHz : 1.5 max. (O.D. 1.37 mm) 9 ~ 12 GHz : 1.9 max. (O.D. 0.64, 0.81, 0.95, 1.13 mm) 9 ~ 12 GHz : 1.6 max. (O.D. 1.37 mm) |
RECOMMENDED PART NUMBERS
Please contact us if you cannot find the needed part number(s) from the list below.
MHF 4L RECOMMENDED PART NUMBERS
| Part Number Description | Part Number | Weight (mg) |
| MHF 4L plug OD=0.81/0.64mm | 20572-001R-08 | 20.2 |
| MHF 4L plug OD=1.13/0.95mm | 20565-001R-13 | 20.2 |
| MHF 4L plug OD=1.37mm | 20632-001R-37 | 33.2 |
| MHF 4L receptacle | 20579-001E | 8.48 |
MHF 4L SAMPLE HARNESS FOR EVALUATION PART NUMBERS

| Part Number Description | Part Number | Weight (mg) |
| MHF 4L-4L harness OD=0.64mm L=50mm | 8-25-0437 | 130 |
| MHF 4L-4L harness OD=0.64mm L=100mm | 8-25-0438 | 190 |
| MHF 4L-4L harness OD=0.64mm L=200mm | 8-25-0439 | 310 |
| MHF 4L-4L harness OD=0.81mm L=50mm | 8-25-0466 | 190 |
| MHF 4L-4L harness OD=0.81mm L=100mm | 8-25-0467 | 310 |
| MHF 4L-4L harness OD=0.81mm L=200mm | 8-21-0042 | 500 |
| MHF 4L-4L harness OD=0.81mm L=500mm | 8-25-0928 | 835 |
| MHF 4L-4L harness OD=0.95mm L=100mm | 8-25-0953 | 282 |
| MHF 4L-4L harness OD=0.95mm L=200mm | 8-25-0954 | 524 |
| MHF 4L-4L harness OD=0.95mm L=500mm | 8-25-0957 | 1250 |
| MHF 4L-4L harness OD=1.13mm L=50mm | 8-23-0115 | 560 |
| MHF 4L-4L harness OD=1.13mm L=100mm | 8-23-0112 | 570 |
| MHF 4L-4L harness OD=1.13mm L=200mm | 8-21-0043 | 790 |
| MHF 4L-4L harness OD=1.13mm L=500mm | 8-24-0128 | 690 |
| MHF 4L-4L harness OD=1.37mm L=50mm | 8-23-0116 | 570 |
| MHF 4L-4L harness OD=1.37mm L=100mm | 8-23-0113 | 660 |
| MHF 4L-4L harness OD=1.37mm L=200mm | 8-23-0114 | 630 |
| MHF 4L-4L harness OD=1.37mm L=500mm | 8-24-0129 | 680 |
MHF 4L SAMPLE HARNESS FOR EVALUATION PART NUMBERS

| Part Number Description | Part Number | Weight (mg) |
| MHF 4L-4L harness OD=0.64mm L=100mm 180 degree orientation | 8-25-0923 | 115 |
| MHF 4L-4L harness OD=0.64mm L=200mm 180 degree orientation | 8-25-0924 | 230 |
| MHF 4L-4L harness OD=0.81mm L=100mm 180 degree orientation | 8-25-0935 | 167 |
| MHF 4L-4L harness OD=0.81mm L=200mm 180 degree orientation | 8-25-0936 | 334 |
| MHF 4L-4L harness OD=0.95mm L=100mm 180 degree orientation | 8-25-0972 | 282 |
| MHF 4L-4L harness OD=0.95mm L=200mm 180 degree orientation | 8-25-0973 | 524 |
| MHF 4L-4L harness OD=1.13mm L=100mm 180 degree orientation | 8-25-0948 | 341 |
| MHF 4L-4L harness OD=1.13mm L=200mm 180 degree orientation | 8-25-0949 | 642 |
| MHF 4L-4L harness OD=1.37mm L=100mm 180 degree orientation | 8-25-0960 | 494 |
| MHF 4L-4L harness OD=1.37mm L=200mm 180 degree orientation | 8-25-0961 | 924 |
Other Part Numbers
Please note: This list potentially includes products without available samples and end-of-life items.
For new inquiries, please reference the recommended part numbers listed above.
MHF 4L OTHER PART NUMBERS
| Part Number Description | Part Number | Weight (mg) |
| MHF 4 receptacle | 20449-001E-03 | 4.54 |
| MHF 4 receptacle thick plating type | 20449-001E | 4.54 |
| MHF 4L plug OD=0.83mm | 20565-001R-83 | 20.2 |
| MHF 4L plug OD=0.81mm | 20572-002R-08 | 20.2 |
| SMA Adapters for MHF® Receptacles | |||||
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| 90449-002 | 90698-0001 |
90577-0100 |
90576-0001 | 90684-0001 | 90683-0001 |
| SMA Adapters for MHF® Plugs | MHF® Accessories: Hand Tool | ||
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| 90449-001 | 90449-003-01 | 90609-0001 90873-0001 |
90616-0008 90615-0013 |
MHF 4L ACCESSORIES PART NUMBERS
| Part Number Description | Part Number | Weight (mg) |
| MHF 4/4L/4L LK SMA adapter for plug electrical-performance-check | 90449-001 | 2571.2 |
| MHF 4/4L/4L LK SMA adapter for plug voltage-check | 90449-003-01 | 680 |
| MHF 4/4L/4L LK SMA adapter for receptacle electrical-performance-check | 90449-002 | 1685 |
| MHF 4/4L/4L LK SMA adapter for receptacle high-cycle | 90698-0001 | 7170 |
| MHF series SMA adapter for receptacle high-cycle narrow-pitch wire L=100mm | 90577-0100 | 4503.2 |
| MHF series SMA adapter for receptacle high-cycle narrow-pitch wire L=200mm | 90577-0200 | - |
| MHF series SMA adapter for receptacle high-cycle narrow-pitch wire L=350mm | 90577-0350 | 6571 |
| MHF series SMA adapter for receptacle high-cycle narrow-pitch wire L=750mm | 90577-0750 | 9769.8 |
| MHF 4/4L/4L LK SMA adapter for receptacle high-cycle probe | 90576-0001 | 1458.1 |
| MHF series SMA adapter for receptacle high-cycle detachable base | 90684-0001 | 15104.1 |
| MHF 4/4L/4L LK SMA adapter for receptacle high-cycle detachable probe | 90683-0001 | 1822.3 |
| MHF 4L insertion/extraction tool [20572-001R-08][20565-001R-13] | 90609-0001 | 600 |
| MHF 4L insertion/extraction tool [20632-001R-37] | 90873-0001 | 1020 |
| MHF 4L insertion/extraction tweezer [20572-001R-08] | 90616-0008 | 17320 |
| MHF 4L insertion/extraction tweezer [20565-001R-13] | 90615-0013 | 17730 |
| MHF 4L insertion/extraction tweezer narrow-pitch | 91493-0001 | 3560 |
| MHF 4L type 06 semi-auto jig | 90599-006 | 7500000 |
| MHF 4L type 08 semi-auto jig | 90599-008 | 7500000 |
| MHF 4L type 13 semi-auto jig | 90600-013 | - |
| MHF 4L type 37 semi-auto jig | 90703-037 | - |
SI Test Board with 2.92mm Adapter
| Part Number Description | Part Number | Weight (mg) | Image |
| SI Test Board for MHF 4L | 91602-001B-001 | 18066 |
Main Board
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MHF 4L EOL PART NUMBERS
| Part Number Description | EOL P/N | EOL feature | Alternative P/N | Alternative feature |
| MHF 4L receptacle | 20579-001E-01 | Larger reel size, MOQ: 20,000 | 20579-001E | Smaller reel size, MOQ: 10,000 |














