CUHF10M 10.3 mm PL‑259 UHF male connector for Flexy 10 – Radioworld UK
CUHF10M 10.3 mm PL‑259 UHF male connector for Flexy 10 – Radioworld UK
CUHF10M 10.3 mm PL-259 coax plug front view
PL-259 connector for I0JXX Flexy 10 and Ultraflex 10 cables
Radioworld UK CUHF10M UHF male connector close-up
Click the image to enlarge
CUHF10M 10.3 mm PL‑259 UHF male connector for Flexy 10 – Radioworld UK
CUHF10M 10.3 mm PL-259 coax plug front view
PL-259 connector for I0JXX Flexy 10 and Ultraflex 10 cables
Radioworld UK CUHF10M UHF male connector close-up

I0JXX Antennas – Coaxial Cables & Accessories.

CUHF10M 10.3 mm PL-259 Coax Plug – Male UHF Connector for Flexy 10 & Ultraflex 10 Coaxial Cable | Radioworld UK

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Product code: CUHF10M
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Item CostFinance OptionDepositMonthly PaymentsTotal Cost
£6.49
12 Months 14.9% APR
£0.65
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£6.49
18 Months 14.9% APR
£0.65
£0.37
£7.36
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24 Months 14.9% APR
£0.65
£0.28
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£0.65
£0.19
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48 Months 14.9% APR
£0.65
£0.14
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12 Months 19.5% APR
£0.65
£0.58
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18 Months 19.5% APR
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£6.49
24 Months 19.5% APR
£0.65
£0.29
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48 Months 19.5% APR
£0.65
£0.15
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CUHF10M 10.3 mm PL‑259 UHF male connector for Flexy 10 – Radioworld UK

CUHF10M 10.3 mm PL-259 Coax Plug – Male UHF Connector for Flexy 10 & Ultraflex 10 Coaxial Cable | Radioworld UK


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The CUHF10M PL-259 Coax Plug is a precision-engineered 50 Ω UHF male connector designed specifically for use with 10.3 mm coaxial cables, including the I0JXX Flexy 10 and Messi & Paoloni Ultraflex 10.

Built for professional-grade RF performance, the CUHF10M ensures low insertion loss, tight mechanical fit, and excellent impedance consistency across the HF, VHF, and UHF bands. Its robust nickel-plated brass body, gold-plated centre pin, and PTFE dielectric guarantee superior conductivity, heat resistance, and long-term reliability even under high-power operation.

Ideal for amateur-radio base stations, SDR transceivers, linear amplifiers, and antenna feedlines, this connector provides a secure termination for large-diameter 10.3 mm cables such as Flexy 10 and Ultraflex 10, delivering dependable performance for years of service.

Key Features

  • Premium PL-259 (UHF male) connector for 10.3 mm 50 Ω coax

  • Compatible with:

    • I0JXX Flexy 10 Coaxial Cable

    • Messi & Paoloni Ultraflex 10 Coaxial Cable

  • Frequency range: DC – 500 MHz (HF/VHF/UHF)

  • Impedance: 50 Ω

  • Nickel-plated brass shell – corrosion-resistant and durable

  • Gold-plated centre pin – maximum signal conductivity

  • PTFE (Teflon) dielectric – stable, high-temperature insulation

  • Solder termination for secure, professional assembly

  • Precision 5/8-24 thread – fits all standard SO-239 sockets

  • Perfect for HF amplifiers, base transceivers, SDR systems, and test cables

Technical Specifications

SpecificationDetails
ModelCUHF10M
TypeUHF Male (PL-259) Connector
Cable Compatibility10.3 mm 50 Ω coaxial cables
Compatible CablesI0JXX Flexy 10, Messi & Paoloni Ultraflex 10
Frequency RangeDC – 500 MHz
Impedance50 Ω
Body MaterialNickel-plated brass
Centre PinGold-plated brass
DielectricPTFE (Teflon)
Connection TypeSolder
Operating Temperature–55 °C to +155 °C
ManufacturerCUHFM Connectors, Italy
ApplicationsAmateur radio, SDR, HF/VHF/UHF systems, RF labs

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