The UHF connector is by far the most popular type used in Amateur Radio. The UHF male (plug) is known as "PL-259" and the female (jack) is known as "SO-239." Typically used in applications to ~400MHz.

Max-Gain Systems, Inc. carries a full line of in-series, between series, right angle, T-shaped, quick connect, handie-talkie (BLACK), and pigtails (coaxial jumpers) RF Adapters. Our RF adapter lines are constantly expanding. We keep our RF connector and adapter lines in stock. We ship both retail and wholesale quantities. To become a dealer / wholesale user, contact us with your potential usage.

  • Dust and Rain Cap for UHF Female (SO-239) Adapters 800x800 - Max-Gain Systems, Inc.

    Dust and Rain Cap for UHF Female (SO-239) Adapters

    Price range: $1.45 through $100.00
    SKU: 7510-P6Select options This product has multiple variants. The options may be chosen on the product page
  • Male Protective cap 7510-M Male UHF, Type N, and Mic connector Cap

    Dust Cap for UHF Male (PL-259) Adapters

    Price range: $1.45 through $100.00
    SKU: 7510-M-P6Select options This product has multiple variants. The options may be chosen on the product page
  • UHF male to UHF male Adapter 7514 800x800 - Max-Gain Systems, Inc.

    UHF male to UHF male Adapter

    Price range: $4.95 through $347.00
    SKU: 7514Select options This product has multiple variants. The options may be chosen on the product page
  • UHF-female / UHF-female (UHF barrel) 4-point (P/N: 7517)

    UHF female to UHF female Barrel Adapter (Good)

    Price range: $1.95 through $137.00
    SKU: 7517Select options This product has multiple variants. The options may be chosen on the product page
  • UHF female to UHF female Barrel Adapter Best 7517-16V-TGS 800x800 - Max-Gain systems, Inc

    UHF female to UHF female Barrel Adapter (Best)

    Price range: $5.95 through $417.00
    SKU: 7517-16V-TGSSelect options This product has multiple variants. The options may be chosen on the product page
  • UHF female to UHF female Adapter 7517-16V 800x800 - Max-Gain Systems, Inc.

    UHF female to UHF female Barrel Adapter (Better)

    Price range: $3.95 through $277.00
    SKU: 7517-16VSelect options This product has multiple variants. The options may be chosen on the product page
  • Large Fender Gasket for UHF Female (SO-239) Bulkhead Adapters 7518-L-GASKET 800x800 - Max-Gain Systems, Inc.

    Large Fender Gasket for UHF Female (SO-239) Bulkhead Adapters

    Price range: $1.67 through $117.00
    SKU: 7518-L-GASKET-P6Select options This product has multiple variants. The options may be chosen on the product page
  • UHF female to UHF female 1.125 inch Bulkhead Mount Adapter 7518-UHF-A-1125 800x800

    UHF female to UHF female 1.125 Inch Bulkhead Mount Adapter

    Price range: $5.95 through $417.00
    SKU: 7518-UHF-A-1125Select options This product has multiple variants. The options may be chosen on the product page
  • UHF female to UHF female 1.75 inch Bulkhead Mount Adapter 7518-UHF-B-175 800x800 - Max-Gain Systems, Inc.

    UHF female to UHF female 1.75 Inch Bulkhead Mount Adapter

    Price range: $7.95 through $556.50
    SKU: 7518-UHF-B-175-BASESelect options This product has multiple variants. The options may be chosen on the product page
  • UHF female to UHF female 3 inch Bulkhead Mount Adapter 7518-UHF-BC-3 800x800 - Max-Gain Systems, Inc.

    UHF female to UHF female 3 Inch Bulkhead Mount Adapter

    Price range: $11.95 through $837.00
    SKU: 7518-UHF-BC-3-BASESelect options This product has multiple variants. The options may be chosen on the product page
  • UHF female to UHF female 4 inch Bulkhead Mount Adapter 7518-UHF-C-4 800x800 - Max-Gain Systems, Inc.

    UHF female to UHF female 4 Inch Bulkhead Mount Adapter

    Price range: $14.95 through $1,047.00
    SKU: 7518-UHF-C-4-BASESelect options This product has multiple variants. The options may be chosen on the product page
  • UHF female to UHF female 6 inch Bulkhead Mount Adapter 7518-UHF-D-6 800x800 - Max-Gain Systems, Inc.

    UHF female to UHF female 6 Inch Bulkhead Mount Adapter

    Price range: $17.95 through $1,257.00
    SKU: 7518-UHF-D-6-BASESelect options This product has multiple variants. The options may be chosen on the product page
  • UHF female to UHF female 8 inch Bulkhead Mount Adapter 7518-UHF-E-8 800x800 - Max-Gain Systems, Inc.

    UHF female to UHF female 8 Inch Bulkhead Mount Adapter

    Price range: $21.95 through $1,537.00
    SKU: 7518-UHF-E-8-BASESelect options This product has multiple variants. The options may be chosen on the product page
  • UHF female to UHF female 10 inch Bulkhead Mount Adapter 7518-UHF-F-10 800x800 - Max-Gain Systems, Inc.

    UHF female to UHF female 10 Inch Bulkhead Mount Adapter

    Price range: $28.95 through $2,026.50
    SKU: 7518-UHF-F-10-BASESelect options This product has multiple variants. The options may be chosen on the product page
  • UHF female to UHF female 12 inch Bulkhead Mount Adapter 7518-UHF-G-12 800x800 - Max-Gain Systems, Inc.

    UHF female to UHF female 12 Inch Bulkhead Mount Adapter

    Price range: $32.95 through $1,318.00
    SKU: 7518-UHF-G-12-BASESelect options This product has multiple variants. The options may be chosen on the product page
  • Large Nut for UHF Female (SO-239) Bulkhead Adapters 7518-L-NUT 800x800 - Max-Gain Systems, Inc.

    Large Nut for UHF Female (SO-239) Bulkhead Adapters

    Price range: $1.67 through $117.00
    SKU: 7518-L-NUT-P6Select options This product has multiple variants. The options may be chosen on the product page
  • UHF-male / BNC-female Adapter (P/N: 7519)

    UHF male to BNC female Adapter

    Price range: $4.95 through $347.00
    SKU: 7519-A1Select options This product has multiple variants. The options may be chosen on the product page
  • BNC-female / UHF-male Adapter, Right Angle (P/N: 7519-RA)

    UHF male to BNC female Right Angle Adapter

    Price range: $6.95 through $487.00
    SKU: 7519-RA-A2Select options This product has multiple variants. The options may be chosen on the product page
  • UHF-male / F-female Adapter (P/N: 7520)

    UHF male to Type F female Adapter

    Price range: $4.95 through $347.00
    SKU: 7520-A1Select options This product has multiple variants. The options may be chosen on the product page
  • 7521-TGS UHF male to N female 800x800 - Max-Gain Systems, Inc.

    UHF male to Type N female Adapter (Best)

    Price range: $10.95 through $767.00
    SKU: 7521-TGS-A2Select options This product has multiple variants. The options may be chosen on the product page