CS-2511P

Modified on Mon, Nov 10, 2025 at 9:57 AM

General Information:

  • Production Dates: 2020-Current
  • MSRP: (Suggested retail price. Subject to change without notice)
    • CS-2511P-12": $399.99
    • CS-2511P-14": $409.99
  • Model Number Breakdown: "CS" Chainsaw, The first two numbers are the engine cc size generally within, plus or minus 1 cc to 2 cc. The last two numbers are the sub-version within that model series 
  • Replaced Model: N/A
  • Replaced By Model: N/A
  • Uses & Applications: Designed for felling trees and cutting wood
  • Box Dimensions: 
    • CS-2511P-12": Length: 19 in. Width: 11 in. Height: 10 in. Weight: 10 lb.  
    • CS-2511P-14": Length: 18 in. Width: 11 in. Height: 11 in. Weight: 11 lb.  
  • Operator's/Safety Manuals, Parts Catalogs: In Business Portal, go to the "Search" tab and enter the model number in the "Item #" field. From there, select the correct document. 
  • Accessories: Search for the article titled "What accessories are available for the ECHO® chainsaws?"


Features: 

  • Handle chainsaw in the world with the most power in its class 25.0cc 2-stroke commercial grade engine
  • Lightest gas-powered rear-handle chain saw 
  • Spring-assist starter reduces starting effort 
  • Automatic, adjustable clutch-driven oiler for reduced oil consumption 
  • Two-piece mesh air filter for easy cleaning - G-Force Engine Air Pre-Cleaner™ for longer air filter life 
  • Palm rest to keep hand secure on saw - Captive bar nut prevents loss of hardware 
  • Top-mounted adjustable clutch-driven bar oiler operates only when the chain is moving to reduce oil consumption
  • Side-access chain tensioner for easy chain adjustment 
  • Replaceable roller-type chain catcher protects chain drive link from damage if chain derails 
  • Choke with automatic fast idle for easy starting 
  • Spring vibration reduction system for operator comfort 
  • Purge bulb provides fresh fuel to carburetor for easier starting 
  • Replaceable metal spike for improved user control and leverage 


Guide Bars & Chains: 

  • 12": 
    • Guide Bar -  Part #12A0CD3745C 
    • Chain - Part #91PXL45CQ - 45 drive links, 0.050 in. gauge, 3/8 in. pitch, 5/32 in. file size
  • 14": 
    • Guide Bar -  Part #14A0CD3752C 
    • Chain - Part #91PXL52CQ - 52 drive links, 0.050 in. gauge, 3/8 in. pitch, 5/32 in. file size  


Technical Specifications: For more details on specifications, torque limits, service limits, and special tools, refer to the attached "Service Data."

  • Length: 15.7 in.
  • Width: 8.4 in.
  • Height: 8.3 in.
  • Weight: 5.7 lb.
  • Engine Type: Air cooled, two-stroke, single cylinder gasoline engine
  • Engine Displacement: 25.0 cc
  • Bore: 1.378 in.
  • Stroke: 1.024 in.
  • Compression Ratio: 7.9
  • Ignition Type: CDI (Capacitor discharge ignition) 
  • Spark Plug: NGK CMR7H
  • Starter: I-30
  • Fuel Tank Capacity: 6.4 fl. oz.
  • Oil Tank Capacity: 4.7 fl. oz.
  • Oiling System: Automatic adjustable  
  • Vibration Reduction: Yes
  • Sprocket Type: Spur, 6-tooth, 3/8" pitch 
  • Exhaust: Spark arrestor muffler  
  • Clutch: Centrifugal  
  • Idle Speed: 2,800-3,600 RPM
  • Wide Open Throttle Speed: 12,700-13,400 RPM 
  • Compression Pressure: 150 PSI
  • Primary Coil Resistance: N/A (This model does not have a primary coil resistance because it uses a special spark advance system. Therefore, no primary resistance readings are available for this unit.) 
  • Secondary Coil Resistance: 0.8-1.2 ohms

Was this article helpful?

That’s Great!

Thank you for your feedback

Sorry! We couldn't be helpful

Thank you for your feedback

Let us know how can we improve this article!

Select at least one of the reasons
CAPTCHA verification is required.

Feedback sent

We appreciate your effort and will try to fix the article