Husqvarna 545RXT-AT is a brushcutter for professional users cutting or trimming long stretches of heavy grass or other vegetation. Its combination of power, performance and comfort means high productivity and low user strain. Simplified starting procedure: just purge, push the start button and pull the cord. Powerful engine with X-Torq® technology offers high fuel efficiency and reduced exhaust emission levels, while AutoTune™ automatic engine adjustment ensures peak performance regardless of fuel quality, climate or altitude. Balance XT harness, adjustable handles and efficient vibration dampening help maximise productivity and comfort even for the longest, toughest jobs.

SKU: 9671767-03
$ 1,689.00 Offer price incl. GST
$ 1,839.00 Rec. retail price incl GST

Price Offer*
*Hot price offer effective 01/09/21 – 31/01/22 while stocks last at participating Husqvarna Dealers only.



Simpler starting

Easy as 1, 2, 3:
1. Push purge bulb
2. Push the start button
3. Pull the cord? and go!


Always optimized engine performance – no need for carb adjustment due to variations in fuel quality, climate or altitude.

Balance XT

Ergonomic harness with broad back support, shoulder straps and hip belt that distributes the load over a larger area. Adjustable back plate for perfect fit.

Optimised shaft & gear

Optimised shaft length and 35 degrees bevel gear facilitates operation and allows the cutting equipment working parallel to the ground.

Adjustable handle bar

Adjustable and ergonomically designed handlebar for best comfort.

X-Torq® engine

The X-Torq® engine design reduces harmful exhaust emissions by up to 75% and increases fuel efficiency by up to 20%.

Tap ‘N Go™

Heavy duty twin line cutting system with Tap ‘N Go™ for quick line feed.

Optimised centre of gravity

Improved balance thanks to the fuel tank placement in front of the engine.

Fuel pump

Fuel pump designed for easy starting.

Auto return stop switch

When the machine is turned off, the stop button automatically returns to the start position for trouble free starting.

Ergonomic design

Angled handle bar and comfort handles provides excellent grip and working position.

Easy switch of cutting equipment

Magnet locking pin holder facilitates easy switch of cutting equipment.

High offset post

High offset post increases freedom of movement when working on slopes.


The LowVib anti vibration system effectively reduces vibrations from the handle and throttle control.

Transparent fuel tank

Transparent fuel tank for checking the fuel level.

Long shaft

Long shaft, optimised for clearing grass.

High torque bevel gear

Bevel gear designed with high torque and the cutting equipment parallell to the ground for best cutting performance

Adjustable harness hook eyelet

Adjustable eye let for best balance

Comfortable handle

Comfortable handle design.

Soft grip handles

Soft grip handles for comfortable use

Cylinder bore 42 mm
Cylinder displacement 45.7 cm³
Cylinder stroke 33 mm
Electrode gap 0.5 mm
Fuel consumption 450 g/kWh
Fuel tank volume 1 l
Idling speed 2700 rpm
Ignition module air gap 0.3 mm
Maximum power speed 9000 rpm
Output shaft thread M12x1.75V
Power output 2.2 kW
Power source Petrol
Spark plug NGK CMR6H
Torque, max. 2.6 Nm
Torque, max. at rpm 6600 rpm
Drive gear angle 35 °
Gear ratio 1.4
Exhaust emissions (CO average) 283.71 g/kWh
Exhaust emissions (CO average) 268.74 g/kWh
Exhaust emissions (HC average) 45.98 g/kWh
Exhaust emissions (HC average) 40.63 g/kWh
Exhaust emissions (NOx average) 1.28 g/kWh
Exhaust emissions (NOx average) 1.09 g/kWh
Grass blade Multi 300-3
Harness Balance XT
Trimmer head T45X M12
 Sound and Noise
Sound power level, guaranteed (LWA) 117 dB(A)
Sound power level, measured 115 dB(A)
Sound pressure level at operators ear 102 dB(A)
Tube diameter 32 mm
Tube length 1465 mm
Weight (excl. cutting equipment) 8.6 kg