MFJ‑97 replacement gas discharge tube for MFJ‑270 series lightning protectors, stainless threaded RF fuse element with 50‑89 marking – Radioworld UK
MFJ‑97 replacement gas discharge tube for MFJ‑270 series lightning protectors, stainless threaded RF fuse element with 50‑89 marking – Radioworld UK
Close‑up of MFJ‑97 gas discharge tube, precision RF surge protection element for MFJ‑270 static protectors, metallic body with engraved 50‑89 – Radioworld UK NEW
MFJ‑97 RF gas discharge tube replacement, compact threaded fuse element for MFJ‑270 lightning arrestor systems, stainless finish – Radioworld UK product image
Replacement MFJ‑97 gas discharge tube for MFJ‑270 series, high‑voltage surge protection component with 50‑89 engraving – Radioworld UK promo banner
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MFJ‑97 replacement gas discharge tube for MFJ‑270 series lightning protectors, stainless threaded RF fuse element with 50‑89 marking – Radioworld UK
Close‑up of MFJ‑97 gas discharge tube, precision RF surge protection element for MFJ‑270 static protectors, metallic body with engraved 50‑89 – Radioworld UK NEW
MFJ‑97 RF gas discharge tube replacement, compact threaded fuse element for MFJ‑270 lightning arrestor systems, stainless finish – Radioworld UK product image
Replacement MFJ‑97 gas discharge tube for MFJ‑270 series, high‑voltage surge protection component with 50‑89 engraving – Radioworld UK promo banner

MFJ Enterprises – Trusted Tools for Amateur Radio & Antenna Analysis

Mfj-97 replacement gas discharge tube for mfj-270 series

£0.00
(£0.00 exc. VAT)
£12.95
(£10.79 exc. VAT)
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Product code: MFJ-97
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Item CostFinance OptionDepositMonthly PaymentsTotal Cost
£12.95
12 Months 14.9% APR
£1.29
£1.12
£14.68
£12.95
18 Months 14.9% APR
£1.29
£0.74
£14.68
£12.95
24 Months 14.9% APR
£1.29
£0.56
£14.68
£12.95
36 Months 14.9% APR
£1.29
£0.37
£14.68
£12.95
48 Months 14.9% APR
£1.29
£0.28
£14.68
£12.95
12 Months 19.5% APR
£1.29
£1.16
£15.22
£12.95
18 Months 19.5% APR
£1.29
£0.77
£15.22
£12.95
24 Months 19.5% APR
£1.29
£0.58
£15.22
£12.95
36 Months 19.5% APR
£1.29
£0.39
£15.22
£12.95
48 Months 19.5% APR
£1.29
£0.29
£15.22

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MFJ‑97 replacement gas discharge tube for MFJ‑270 series lightning protectors, stainless threaded RF fuse element with 50‑89 marking – Radioworld UK

Mfj-97 replacement gas discharge tube for mfj-270 series


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The MFJ‑97 is a precision‑engineered replacement gas discharge tube designed for MFJ‑270 series lightning protectors. This compact RF fuse element helps safeguard your equipment from high‑voltage surges and static discharge. With a robust 50–89 impedance rating and threaded stainless steel body, it ensures reliable performance across DC to 3 GHz and up to 200W.

Ideal for amateur radio setups, repeater systems, and antenna installations where surge protection is critical. Keep your MFJ‑270 protector functioning at peak performance with genuine MFJ‑97 replacements.

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