RFI TSW125 VHF Unity Gain Stainless Steel Tapered Whip Antenna – 1.25m

The RFI TSW125 VHF Unity Gain Stainless Steel Tapered Whip Antenna is a professional-grade mobile antenna designed for reliable VHF two-way radio communications. Featuring a 1.25-metre tapered 17-7PH stainless steel whip, the TSW125 delivers consistent omnidirectional coverage while offering exceptional strength and flexibility for demanding commercial environments.

Ideal for transport, utilities, agriculture, forestry, emergency services, mining, and industrial applications, the TSW125 is designed for use with compatible RFI MB9, MB10, and MB12 mounting bases (sold separately). Its tapered stainless steel construction flexes under impact and returns to its original shape, making it an excellent choice for vehicles operating in harsh conditions.

Why Choose the RFI TSW125?

Designed for professional mobile radio users, the TSW125 combines reliable VHF performance with outstanding durability.

Key Features

• Unity gain VHF mobile antenna
• Heavy-duty 17-7PH tapered stainless steel whip
• 1.25-metre overall length
• Flexible design resists bending and impact damage
• Excellent omnidirectional coverage
• Compatible with RFI MB9, MB10 and MB12 mounting bases
• Corrosion and weather-resistant construction
• Ideal for commercial, industrial and government fleets
• Australian designed and manufactured

Heavy-Duty Tapered Stainless Steel Whip

The TSW125 features a premium tapered stainless steel whip that is engineered to withstand daily use in challenging environments.

Benefits include:

• Flexes under impact without permanent deformation
• Excellent resistance to vibration
• Long service life
• Superior corrosion resistance
• Ideal for off-road and commercial vehicles

Whether navigating forestry tracks, construction sites, or rural properties, the tapered whip is designed to keep performing where standard antennas may fail.

Reliable Omnidirectional Coverage

The unity gain design provides even signal coverage in all directions, making it an excellent choice for mobile radio users travelling across varied terrain.

Ideal for:

• Transport and logistics
• Utilities
• Agriculture
• Forestry
• Civil construction
• Mining
• Local government
• Emergency services
• Security companies
• Industrial maintenance

When mounted correctly on a compatible vehicle, the antenna delivers dependable VHF communications across your operating area.

Professional Fleet Installation

The TSW125 is designed to fit compatible RFI MB9, MB10 and MB12 mounting bases, allowing simple integration into professional fleet installations.

Installation benefits include:

• Secure mounting
• Reliable RF performance
• Easy whip replacement
• Compatible with a wide range of RFI accessories
• Suitable for new installations and fleet upgrades

Please note: Mounting base, coaxial cable and connector are sold separately.

Built for Commercial Vehicles

The TSW125 is trusted across industries where reliable radio communications are essential.

Suitable for:

• Heavy transport
• Utility vehicles
• Agricultural machinery
• Forestry equipment
• Construction fleets
• Mining vehicles
• Council fleets
• Government agencies
• Emergency response vehicles
• Industrial service vehicles

Its rugged construction helps reduce downtime while maintaining reliable communications in demanding environments.

Why Buy From Mobile Systems Limited?

Mobile Systems Limited supplies professional two-way radio and antenna solutions throughout New Zealand.

Our experienced team provides:

• Expert antenna recommendations
• Vehicle radio installations
• Fleet communication solutions
• RF testing and antenna tuning
• Radio programming
• System upgrades
• Ongoing servicing and technical support

Whether you're replacing a single antenna or equipping an entire fleet, we can help you select the right solution for dependable VHF communications.

Frequently Asked Questions

What is the RFI TSW125 used for?

The TSW125 is a VHF unity gain mobile antenna designed for professional two-way radio communications on commercial, industrial, and government vehicles.

What are the advantages of a tapered stainless steel whip?

The tapered 17-7PH stainless steel whip flexes under impact and returns to its original shape, helping prevent permanent damage and extending the antenna's service life.

Does the antenna include a mounting base?

No. The TSW125 whip is designed for use with compatible RFI MB9, MB10 or MB12 mounting bases, which are sold separately.

Where should the antenna be mounted?

For the best performance, the antenna should be installed on a compatible metal vehicle roof using an approved mounting base.

Is the antenna suitable for commercial fleets?

Yes. It is specifically designed for demanding industries including transport, utilities, agriculture, forestry, construction, mining, and emergency services.

Can Mobile Systems Limited install this antenna?

Yes. Mobile Systems Limited supplies, installs, tests and supports professional VHF antenna systems and complete mobile radio solutions throughout New Zealand.

Yes. The SW2 covers the 136–175MHz VHF band used by many licensed two-way radio systems throughout New Zealand.

Can Mobile Systems Limited install this antenna?

Absolutely. Mobile Systems Limited supplies, installs, tunes, and tests RFI antennas and complete two-way radio systems for businesses and organisations across New Zealand.