ECHO Chainsaws
ECHO Chainsaws are Built to Tackle the Toughest Jobs
Proudly Japanese All ECHO products are designed and manufactured to Japanese standards. The Japanese flag designates products manufactured in Japan.
USA Assembled This flag icon, displayed throughout the catalog, designates products assembled in the USA, with Japanese-made engines.
Professional Quality
Usage Categories
Forestry / Forest Harvisting replanted trees for production of wood, pulp, and paper, or the removal of native wood for construction and production of products.
Agriculture Maintaining property associated with farming, producing crops and raising livestock.
Services / Infrastructure Daily property maintenance and the landscaping of grounds involving parks, resorts, highways, and governement/educational properties.
Gardening Occasional maintenance of green areas, gardens, and smaller sized acreage.



General use chainsaw ideal for professional users CS-420ES
Images: 1


  • Dual-post chain brake for extra durability
  • Inertia-type chain brake for safety
  • Tool-less air filter cover for easy access
  • Automotive-style air filter for superior filtration
  • G-Force engine Air Pre-Cleaner™ for reduced air filter maintenance


Displacement 40.2 cc Available Bar Lengths 16 in (40 cm), 18 in (45 cm)
Starting System ES Fuel Capacity 13.9 fl oz (0.41 l)
Ignition System CDI Oil Capacity 9.5 fl oz (0.28 l)
Carburetor Diaphragm Dry Weight* 10.1 lbs (4.6 kg)
Oiling System Ajustable Automatic Inertia-type Chain Brake Standard