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MHF^® 4L

The M.2 industry standard, mated height of 1.2 mm, 1.4 mm, and 1.7 mm max., excellent electrical performance up to 12 GHz

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.

Mated Height:

1.7 mm max.1.4 mm max.1.2 mm max.

Operating Temperature:

-40 to 90℃ (233 to 363 K)

Cable Size (Micro-Coaxial):

AWG 30 O.D. 1.37 mmAWG 32 O.D. 1.13 mmAWG 33 O.D. 0.95 mmAWG 36 O.D. 0.64 mmAWG 36 O.D. 0.81 mm

Downloads

Specs & Test Reports
- Product Specification
  PRODSPEC MHF 4L PRS-1907
  
  PRODSPEC MHF 4L PRS-2925
- Test Reports
  TEST-REPORT MHF 4L TR-14097
  
  TEST-REPORT MHF 4L TR-24070
- Packing Standard
  PACKING MHF 4L PLUG PST-12066
  
  PACKING MHF 4L RECEPTACLE PST-14004
  
  PACKING MHF SERIES CABLE ASSEMBLY HARENSS PST-14041
  
  PACKING MHF SERIES CABLE ASSEMBLY HARNESS PST-14042
  
  PACKING MHF SERIES CABLE ASSEMBLY HARNESS PST-14043
  
  PACKING MHF SERIES CABLE ASSEMBLY HARNESS PST-14044
PCB/FPC Data
- Symbols & Footprints
  Symbols and footprints may be downloaded from an external site, SnapMagic.
Manuals

Accessories
Product Details
Specifications Spec.
Part Number
EOL Part Number

Small form factor with big performance through 12 GHz

Solderless micro-coax termination technology "i-Fit^®" provides consistent performance

Solderless micro-coax termination technology "i-Fit®" provides consistent performance

MHF^® 4L Plug available with various cable O.D. and additional locking option


Product name		MHF^® 4L LK	MHF^® 4L	MHF^® 4L	MHF^®4L
Lock		With Lock	Without Lock	Without Lock	Without Lock
Mating Height		2.0 mm max.	1.7 mm max.	1.4 mm max.	1.2 mm max.
Coaxial O.D. (Center Conductor AWG)	1.37 mm (AWG 30)	●	●
	1.13 mm (AWG 32)			●
	0.95 mm (AWG 33)			●
	0.81 mm (AWG 36)				●
	0.64 mm (AWG 36)				●
Receptacle		MHF^® 4 receptacle (20449-001E-03), MHF^® 4L receptacle (20579-001E)

Product Type	Coaxial RF Connector
Mated Height	1.7 mm max.1.4 mm max.1.2 mm max.
SMT Size	2.0 x 2.0 mm
Frequency Range	Up to 12 GHz (*Up to 12 GHz for MHF®4L receptacle, Up to 9 GHz for MHF®4 receptacle)
Operating Temperature	-40 to 90℃ (233 to 363 K)
Cable Size (Micro-Coaxial)	AWG 30 O.D. 1.37 mmAWG 32 O.D. 1.13 mmAWG 33 O.D. 0.95 mmAWG 36 O.D. 0.64 mmAWG 36 O.D. 0.81 mm
V.S.W.R (Plug)	DC to 3 GHz: 1.3 max.3 to 6 GHz: 1.4 max.(O.D. 1.37mm), 1.45 max. (O.D. 0.64, 0.81, 0.95, 1.13 mm)6 to 9 GHz: 1.5 max.(O.D. 1.37mm), 1.6 max. (O.D. 0.64, 0.81, 0.95, 1.13 mm)9 to 12 GHz: 1.6 max.(O.D. 1.37mm), 1.9 max. (O.D. 0.64, 0.81, 0.95, 1.13 mm)
Applicable Standards (Reference Only)	5G sub6Wi-FiLTE / LTE-AdvancedLPWABluetoothGPS
Full EMI Shielding (ZenShield®)	No
Mechanical lock	No

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=300mm	8-25-0926	377.8
MHF 4L-4L harness OD=0.81mm L=400mm	8-25-0927	492.8
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=300mm	8-25-0955	757
MHF 4L-4L harness OD=0.95mm L=400mm	8-25-0956	996
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=300mm	8-26-0047	943
MHF 4L-4L harness OD=1.13mm L=400mm	8-26-0048	1244
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=300mm	8-26-0049	1354.8
MHF 4L-4L harness OD=1.37mm L=400mm	8-26-0050	1784.8
MHF 4L-4L harness OD=1.37mm L=500mm	8-24-0129	680

MHF 4L SAMPLE HARNESS FOR EVALUATION PART NUMBERS

MHF 4L-4L OD0.64MM 100MM Type-2.

Part Number Description	Part Number	Weight (mg)
MHF 4L-4L harness OD=0.64mm L=50mm 180 degree orientation	8-25-0922	86.1
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=50mm 180 degree orientation	8-25-0934	207.1
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=0.81mm L=300mm 180 degree orientation	8-25-0937	624.6
MHF 4L-4L harness OD=0.81mm L=400mm 180 degree orientation	8-25-0938	700.8
MHF 4L-4L harness OD=0.81mm L=500mm 180 degree orientation	8-25-0939	867.8
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=0.95mm L=300mm 180 degree orientation	8-25-0974	757
MHF 4L-4L harness OD=0.95mm L=400mm 180 degree orientation	8-25-0975	996
MHF 4L-4L harness OD=0.95mm L=500mm 180 degree orientation	8-25-0976	1235
MHF 4L-4L harness OD=1.13mm L=50mm 180 degree orientation	8-25-0947	190.5
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=1.13mm L=300mm 180 degree orientation	8-25-0950	943
MHF 4L-4L harness OD=1.13mm L=400mm 180 degree orientation	8-25-0951	1244
MHF 4L-4L harness OD=1.13mm L=500mm 180 degree orientation	8-25-0952	1545
MHF 4L-4L harness OD=1.37mm L=50mm 180 degree orientation	8-25-0959	279.8
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
MHF 4L-4L harness OD=1.37mm L=300mm 180 degree orientation	8-25-0962	1354.8
MHF 4L-4L harness OD=1.37mm L=400mm 180 degree orientation	8-25-0963	1784.8
MHF 4L-4L harness OD=1.37mm L=500mm 180 degree orientation	8-25-0964	2214.8

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

MHF 4L ACCESSORIES PART NUMBERS

Part Number Description	Part Number	Weight (mg)	Image
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

MHF_4L_SI_TB-859_Test_Board_(C)

Main Board

MHF_4L_SI_TB-859_THRU_Board_(C)
Thru Board

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

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

Downloads

Catalogs

2D Drawings

Receptacles

Cable Assemblies

Plugs

Accessories

SI Test Boards

3D Models

STEP

Products

Accessories

IGES

Products

Accessories

Specs & Test Reports

Product Specification

Test Reports

Packing Standard

PCB/FPC Data

Symbols & Footprints

Manuals

Signal Integrity Data

Certifications

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

Product name

MHF® 4L LK

MHF® 4L

MHF® 4L

MHF® 4L

Lock

With Lock

Without Lock

Without Lock

Without Lock

Mating Height

2.0 mm max.

1.7 mm max.

1.4 mm max.

1.2 mm max.

Coaxial O.D. (Center Conductor AWG)

1.37 mm (AWG 30)

●

●

1.13 mm (AWG 32)

●

0.95 mm (AWG 33)

●

0.81 mm (AWG 36)

●

0.64 mm (AWG 36)

●

Receptacle

MHF® 4 receptacle (20449-001E-03), MHF® 4L receptacle (20579-001E)

RECOMMENDED PART NUMBERS

Please contact us if you cannot find the needed part number(s) from the list below.

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.

How to Operate MHF® 4L Mating and Unmating Tool/ Micro RF Coaxial Connector

i-Fit® Technology / MHF® Micro RF Coaxial Connectors

FrSky Electronic selects I-PEX MHF® RF connectors for its transmitters and receivers

i-Fit® Technology

How to Read I-PEX Connector Product Drawings

What is 5G?

What is Wi-Fi 6 / 6E?

MHF^® 4L

Solderless micro-coax termination technology "i-Fit^®" provides consistent performance

MHF^® 4L Plug available with various cable O.D. and additional locking option

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 LK

MHF^® 4L

MHF^® 4L

MHF^®4L

MHF^® 4 receptacle (20449-001E-03), MHF^® 4L receptacle (20579-001E)

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.

How to Operate MHF^® 4L Mating and Unmating Tool/ Micro RF Coaxial Connector

i-Fit^® Technology / MHF^® Micro RF Coaxial Connectors

FrSky Electronic selects I-PEX MHF^® RF connectors for its transmitters and receivers

i-Fit^® Technology