The CS-621SX Petrol Chainsaw is a reduced emissions version of the CS-620SX. Fitted with the latest ECHO 59.8cm³ engine (made in Japan), this model generates markedly fewer emissions whilst retaining the power and dependability that made its predecessor special. Successor to the CS-620SX – heavy-duty, professional chain saw.
- Low emissions. – Utilising the latest technology to ensure industry-leading low emissions whilst retaining performance far beyond its specs.
- Built for daily commercial use. – Built to the highest possible standards in Japan and tested in the harshest environments, the CS-621SX won’t disappoint you.
- Power and balance. – Balanced, ergonomic design for manoeuvrability and precision.
- Powerful – Featuring one of ECHO’s most powerful engines.
- Ergonomic – Designed to maximise efficiency and comfort.
- Light weight– Engineered to weigh less whilst retaining robust durability.
Product Details.
| Engine displacement (cm³) | 59.8 |
|---|---|
| Output (kw) | 3.2 |
| Output (ps) | 4.4 |
| Dry Weight (kg) | 6.3 |
| Fuel tank capacity (l) | 0.65 |
| Chain Oil Tank Capacity (ml) | 300 |
| Fuel Consumption At Maximum Engine Power (L/h) | 1.81+BZ52:CA53 |
| Ignition System | CDI |
| Start Assist System | Decomp |
| Chain Brake | Inertia |
| Choke w/ Automatic Fast Idle Release | Yes |
| Chain Tensioner | Side |
| Saw Chain Pitch (inch) | 3/8 |
| Guide Bar Gauge (inch) | 0.58 |
| Applicable Bar Length (cm/inch) 1 |
45, 50, 60 / 18, 20, 24 |
| Sound pressure level (dB(A)) | 101.6 |
| Sound power level (dB(A)) | 113.4 |
| CO² (g/kW・h) 2 |
712 |
| Vibration Front handle/Rear handle (m/s²) | 4.2 / 5.2 |
- 1
- Not all lengths available in every country. Available bar lengths may incur differing RRPs. Please check with your local dealer.
- 2

Stihl

