The PB-770 is a powerful, professional backpack blower.


Suitable for heavy duty clearance work, the massive power generated by its 63.3 cm3 engine translates to an incredible maximum airflow of up to 1290 m³/h at speeds of 104.6 m/s. Designed to be ergonomic with intuitive controls that are easy to access. The PB-770 features anti vibration technology as well as a ventilated back pad for operator comfort and an easy access heavy duty air filter to ensure dust and debris do not enter the engine.

Professional engine

Professional engine

Featuring a powerful, professional grade 63.3 cm3 petrol engine for exceptional air volume and speed. The engine has an output of 3.1 kW.

Superior ventilation

Superior ventilation

The ventilated back-pad provides cooling for operator comfort during operation.



Engineered and slowly refined over decades to give optimal air volume and speed.

En iyi özellikler.


Features one of ECHO’s most powerful engines.


Designed to maximise efficiency and comfort.

Low Vibration

Vibration reduced by ECHO anti-vibe technology.

Ürün Detayları.

Motor hacmi (cm³) 63.3
Çıkış (kW) 3.1
Çıkış (ps) 4.2
Kuru Ağırlık 11.3
Yakıt deposu kapasitesi (l) 2.02
Maksimum Motor Gücünde Yakıt Tüketimi (L / h) 1.87
Hava Üfleme Gücü(N) 33.2
Hava Seviyesi (m³/h) 1290
Maksimum Hava Hızı (m / sn) 104.6
Nozul Tipi A: Yuvarlak Düz / B: Yuvarlak Bükülü
Vibration Levels (m/s²) (Nozzle TypeA/Nozzle TypeB/Nozzle TypeA:Rear Handle) 2.8 / 1.9
CO² (g/kW・h) 1 978
This CO² measurement results from testing a (parent) engine representative of the engine type (engine family) over a fixed test cycle under laboratory conditions and does not imply or express any guarantee of the performance of a particular engine.