Radioworld UK Sirio whip antenna spare
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Sirio Antennas – CB, Amateur & Professional Radio Solutions

Sirio Replacement Stainless Steel Whip – 3.5 x 2000 x 1.5mm INOX

£0.00
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£14.99
(£12.49 exc. VAT) + £20.00
Please note that there is an extra charge for deliveries exceeding 1.0 meter.
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Product code: 57-506
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Item CostFinance OptionDepositMonthly PaymentsTotal Cost
£14.99
12 Months 14.9% APR
£1.50
£1.29
£17.00
£14.99
18 Months 14.9% APR
£1.50
£0.86
£17.00
£14.99
24 Months 14.9% APR
£1.50
£0.65
£17.00
£14.99
36 Months 14.9% APR
£1.50
£0.43
£17.00
£14.99
48 Months 14.9% APR
£1.50
£0.32
£17.00
£14.99
12 Months 19.5% APR
£1.50
£1.34
£17.62
£14.99
18 Months 19.5% APR
£1.50
£0.90
£17.62
£14.99
24 Months 19.5% APR
£1.50
£0.67
£17.62
£14.99
36 Months 19.5% APR
£1.50
£0.45
£17.62
£14.99
48 Months 19.5% APR
£1.50
£0.34
£17.62

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Radioworld UK Sirio whip antenna spare

Sirio Replacement Stainless Steel Whip – 3.5 x 2000 x 1.5mm INOX


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This replacement INOX stainless steel rod (Sirio Part No. 2507403.00) is explicitly designed for use with multiple high-performance Sirio mobile antennas. Made from 1.7/7 PH-grade INOX stainless steel, it delivers outstanding durability, corrosion resistance, and RF performance—perfect for restoring or upgrading your Sirio antenna system.

With dimensions of 3.5mm bottom diameter, 2000mm length, and 1.5mm top diameter, this whip rod is a direct OEM replacement for a range of Sirio antennas, including the HI-POWER 4000, MEGAWATT 4000, and PERFORMER 5000 (No Shaft) models.

Compatible With:

  • Sirio HI-POWER 4000 PL (Part No. 2202505.05)

  • Sirio HI-POWER 4000 N "N-PL" (Part No. 2202505.23)

  • Sirio MEGAWATT 4000 PL (Part No. 2211605.05)

  • Sirio MEGAWATT 4000 N "N-PL" (Part No. 2211605.23)

  • Sirio PERFORMER 5000 3/8" No Shaft (Part No. 2418505.03/A)

Technical Specifications:

  • Material: INOX stainless steel (1.7/7 PH)

  • Dimensions: 3.5mm base x 2000mm length x 1.5mm tip

  • Sirio OEM Part Number: 2507403.00

  • Ideal for: CB, 10m, and high-power mobile antennas

  • Genuine Sirio replacement whip rod.

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