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 damping help maximise productivity and comfort even for the longest, toughest jobs.
Finance Option5 Year Warranty
$ 1,749.00
Rec. retail price incl GST
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Hot Offer*
*Purchase a new 545RXT-AT for $1,599. Offer valid 01/09/19 - 31/01/20, or while stocks last, at participating Husqvarna Servicing 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.

Optimised centre of gravity

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

Ergonomic design

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


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

High torque bevel gear

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

Soft grip handles

Soft grip handles for comfortable use

X-Torq® engine

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

Fuel pump

Fuel pump designed for easy starting.

Easy switch of cutting equipment

Magnet locking pin holder facilitates easy switch of cutting equipment.

Transparent fuel tank

Transparent fuel tank for checking the fuel level.

Adjustable harness hook eyelet

Adjustable eye let for best balance

Tap 'N Go™

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

Auto return stop switch

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

High offset post

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

Long shaft

Long shaft, optimised for clearing grass.

Comfortable handle

Comfortable handle design.

Cylinder displacement 45.7 cm³
Power output 2.2 kW
Maximum power speed 9000 rpm
Fuel tank volume 1 l
Fuel consumption 450 g/kWh
Idling speed 2700 rpm
Spark plug NGK CMR6H
Electrode gap 0.5 mm
Clutch engagement speed (±120) 4300 rpm
Maximum rpm output shaft 8800 rpm
Output shaft thread M12x1.75V
Gear ratio 1.4
Drive gear angle 35 °
Weight (excl. cutting equipment) 8.6 kg
Tube length 1465 mm
Tube diameter 32 mm
OEM Grass blade Multi 300-3
OEM Harness Balance XT
OEM Trimmer head T45X M12
Lubricant type Husqvarna 2 stroke or equiv. at 50:1
Lubricant type (bevel gear) Biodegradable grease
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)
Exhaust emissions (HC average) 45.98 g/kWh
Exhaust emissions (HC average) 40.63 g/kWh
Exhaust emissions (CO average) 283.71 g/kWh
Exhaust emissions (CO average) 268.74 g/kWh
Exhaust emissions (NOx average) 1.28 g/kWh
Exhaust emissions (NOx average) 1.09 g/kWh

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