Husqvarna K770

GeoTrencher® With Husqvarna K 770 Powerhead

GeoTrencher with The Husqvarna K 770 Powerhead with is a powerful all-around trencher with features that make it one of the best trenchers on the market. Equipped with a semi-automatic SmartTension™ system allows for optimal power transmission, minimum wear and maximum belt life. The lightweight, outstanding power-to-weight ratio, the reliable start and exceptionally low vibrations mean less strain and maximised productivity. Suitable for telecommunications line work and easy to use for long periods when used with the EZ kart towing rig.

Heavy-duty cutting arm

made from 8 mm AR steel

Light and powerful

A light, compact and powerful machine with superior power-to-weight ratio.

Long service intervals

A strong Poly-V belt combined with our maintenance-free starter DuraStarter™ and efficient filter-system Active Air Filtration™ ensures long service intervals.

Easy to start

The unique design of the carburettor, cylinder and digital ignition system, together with air purge and decompression valve ensure an easy start.

Active Air Filtration™

Our two-step filtration system with centrifugal cleaning and a single paper filter increases product life and extends service intervals.

Anti-vibration system.

Reduced vibrations in the cutter handle for more comfort and longer operation periods.

Bar length size options400mm or 500mm
Chain width options38mm or 58mm
Cylinder displacement73.5 cm³
Cylinder bore51 mm
Cylinder stroke36 mm
Maximum power speed9000 rpm
Max engine/motor RPM9300 rpm
Idling speed2700 rpm
Output shaft RPM, max4700 rpm
Fuel consumption470 g/kWh
Fuel tank volume0.9 l
Electrode gap0.5 mm
Spark plugNGK BPMR7A
Engine coolingFan/Air
Lubricant typeHusqvarna 2 stroke or equiv. at 50:1
Sound pressure level at operators ear101 dB(A)
Sound power level, guaranteed (LWA)115 dB(A)

*Specifications are subject to change without notice.

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