Sun Joe X20-BLOWER-4A Cordless Compact Leaf Blower Sun Joe® X20-BLOWER-4A Cordless Compact Leaf Blower | Product Guide ☀️ Sun Joe® Product Guide 400 CFM Max Airflow6-Speed Control1-Year Warranty Make Cleanup a Breeze. The Sun Joe® X20-BLOWER-4A Cordless Compact Leaf Blower delivers cordless cleanup performance in a compact, lightweight design. Powered by the 20V ECOSHARP® lithium-ion system, this blower offers up to 400 CFM max airflow, 6-speed control, and a 4.0 Ah battery and charger included. Go With Joe®. ⚡ 775W Brushed Motor🪶 Only 4.19 lbs🚫 No Gas, No Cords Meet the X20-BLOWER-4A Why It Stands Out Power & Performance 💨 Turbine-Jet Performance 775W brushed motor delivers up to 400 CFM of high-velocity airflow with 6 adjustable speed levels from 21–40 m/s for fast, efficient cleanups on any surface. 🎚️ 6-Speed Precision Customize airflow power for the task at hand. Press to cycle through speeds or press and hold to instantly jump to max power, Level 6. 🌿 Multi-Purpose Everyday cleaning essential sweeps away leaves, dirt, debris, pollen, grass clippings, sawdust, and more around your home, yard, garden, garage, and workshop. Cordless Convenience 🔋 Cordless Convenience X20 ECOSHARP® 20V MAX* system with two 2.0 Ah lithium-ion batteries included — swap and keep going with no gas, no cords, no fuss. 📦 Dual-Battery Kit Two 20V* ECOSHARP® 2.0 Ah batteries plus charger are included in the box for X20-BLOWER-2AX2, so customers have a backup battery ready to go. 🔇 Quiet + Clean Zero emissions and reduced noise for indoor or outdoor use — operate with confidence in residential neighborhoods. Design & Ease of Use 🪶 Light + Controlled Only 4.2 lbs with tube for easy one-hand operation and reduced fatigue during extended sessions. 🔧 Snap-Fit Assembly Two-piece blower tube clicks securely into place in seconds with no tools required. ✅ Simple Operation One-button ON/OFF start and a 3-LED battery fuel gauge let you monitor charge level at a glance. 1-Year Limited Warranty We've got you covered! This product is backed by Sun Joe's 1-year limited warranty. View the official product listing here: Sun Joe® X20 Compact Leaf Blower. Speed Settings Overview Use the 6 speed levels to adjust airflow as needed. Lower levels provide reduced airflow, while higher levels provide increased airflow up to 40 m/s. Level Airspeed Best For Power Usage 1 21 m/s Lower airflow setting Low 2 24 m/s Lower airflow setting Low 3 28 m/s Medium airflow setting Medium 4 33 m/s Medium airflow setting Medium 5 37 m/s Higher airflow setting High 6 40 m/s Maximum airflow setting Max 💡Tip: Start at a lower speed setting and increase as needed based on the cleanup task. Key Components 🔲 Blower body — houses the 775W motor, speed controls, battery compartment, and ON/OFF switch 🔌 Upper blower tube — attaches to the blower body outlet; first section of the two-piece tube assembly ➡️ Lower blower tube — connects to the upper tube and directs airflow toward the target area 🔋 20V 4.0 Ah battery — X20 ECOSHARP® lithium-ion; included with the unit 🔌 Charger — 120V / 60Hz input; 20V DC output; fully recharges in 5–6 hours 🎛️ Speed control button — single button cycles through all 6 speed levels during operation Technical Specifications Specifications may vary by product variant. Confirm the exact model number on the product listing or packaging before comparing battery and charger details. Specification X20-BLOWER-4A X20-BLOWER-5A X20-BLOWER-2AX2 Model Number X20-BLOWER-4A X20-BLOWER-5A X20-BLOWER-2AX2 Motor 775W Brushed 775W Brushed 775W Brushed Battery Voltage 20V Max 20V Max 20V Max Battery Capacity 4.0 Ah 5.0 Ah 2 × 2.0 Ah Battery System X20 ECOSHARP® 20V lithium-ion X20 ECOSHARP® 20V lithium-ion X20 ECOSHARP® 20V lithium-ion Charge Time 5–6 hours Not listed Not listed Max Airflow 400 CFM 400 CFM 400 CFM Max Wind Speed 40 m/s 40 m/s 40 m/s Min Wind Speed (Level 1) 21 m/s 21 m/s 21 m/s Speed Settings 6 Levels 6 Levels 6 Levels Weight (with tube) 4.19 lbs Not listed 4.2 lbs Charger Input 120V / 60Hz Not listed Not listed Charger Output 20V DC, 0.75A Not listed Not listed Warranty 1 Year 1 Year 1 Year What's in the Box Package contents vary by variant. Use the table below to confirm what is included with each model. Included Item X20-BLOWER-4A X20-BLOWER-5A X20-BLOWER-2AX2 Blower body Included Included Included Upper blower tube Included Included Included Lower blower tube Included Included Included 20V X20 ECOSHARP® 4.0 Ah battery Included — — 20V X20 ECOSHARP® 5.0 Ah battery — Included — 20V X20 ECOSHARP® 2.0 Ah batteries — — 2 Included Charger Included Included Included Operator's manual Included Included Included 💡If any parts are missing or damaged upon unboxing, contact Sun Joe® customer support before use. Assembly Battery and charger included 🚫Do not insert the battery until the blower tubes are fully assembled and locked in place. 🔗 Step 1 Align the notches on the upper tube with the blower body outlet and slide into place until it clicks › 🔩 Step 2 Connect the lower tube to the upper tube — align notches and slide until it locks securely › 🔋 Step 3 Insert the fully charged battery into the compartment until it clicks into place ⚠️Final Check: Confirm both tube sections are securely locked before inserting the battery and powering on. Do not operate the blower unless the tubes are properly attached. Getting Started Insert the fully charged battery Slide the X20 battery into the battery compartment and push until it clicks securely into place. Press the ON/OFF button to start Press the ON/OFF switch to power on the blower. The blower will power on for operation. Adjust speed as needed Press the speed button to cycle through all 6 speed levels. Start at a lower level and increase as needed for the task at hand. Begin cleaning Hold the blower firmly by the handle. Sweep the nozzle side to side while moving forward, directing airflow toward the cleanup area. Power off when done Press and hold the ON/OFF button to power off the blower. Remove the battery and store both separately in a cool, dry location. Maintenance & Care 🚫Always remove the battery before cleaning or performing any maintenance. 1 Keep air vents clean and unobstructed Inspect and clear the air inlet vents regularly. Blocked vents reduce airflow performance and can cause motor overheating during use. 2 Wipe down the blower body after use Use a dry cloth or soft brush to clean the blower body and tube exterior. Do not use water, solvents, or abrasive cleaners on any part of the unit. 3 Inspect the tube connections periodically Check that both tube sections remain securely locked before each use. Re-seat any loose connections until you hear the click confirm the lock. 4 Charge and store the battery properly Charge at room temperature. Follow the operator's manual guidance for charging and storage. 5 Store in a dry, well-ventilated area Remove the battery before storing the blower. Store both the unit and battery separately in a cool, dry location away from moisture and heat. Troubleshooting Guide 🔴 Unit Will Not Start Possible Causes Battery not fully inserted or not clicked in Battery fully depleted Solutions Remove and re-insert battery until a click is heard Recharge battery — 5–6 hours for a full charge Try a known-good charged X20 battery to isolate the issue 🟡 Unit Shuts Off During Use Possible Causes Battery depleted mid-session Motor thermal protection triggered from overheating Solutions Recharge the battery fully before resuming use Allow the unit to cool in a ventilated area for 5–10 minutes Use shorter work intervals with brief pauses at high speed 🟡 Weak or Reduced Airflow Possible Causes Battery charge is low Air inlet vents blocked by debris Solutions Recharge the battery fully and retry Remove battery and clear debris from air inlet vents using a dry cloth or soft brush Check that no objects are partially blocking the tube outlet 🟡 Excessive Vibration During Use Possible Causes Blower tube not fully locked in place Debris lodged inside the tube Solutions Power off immediately and remove the battery Remove and reattach both tube sections until each clicks firmly Inspect tube interior and clear any lodged debris before reuse 🟡 Battery Not Charging Possible Causes Battery or charger temperature outside acceptable range Battery deeply discharged past recovery threshold Solutions Allow battery and charger to reach room temperature (60–80°F / 15–27°C) before charging If the battery shows no charge indicator after 30 minutes, contact support — it may need replacement 🟡 Unit Overheating Possible Causes Air inlet vents may be obstructed Air inlet vents obstructed during operation Solutions Power off and allow the unit to cool for 5–10 minutes in a ventilated area Ensure air inlet vents are clear before resuming use Ensure the air inlet vents are clear before use Frequently Asked Questions How long does the battery last? Runtime may vary depending on speed setting and use conditions. The unit includes a 20V X20 ECOSHARP® 4.0 Ah lithium-ion battery. Can this be used indoors? Use the blower only as directed in the operator's manual. Always follow all safety instructions before operating the unit. Is it compatible with other Sun Joe® batteries? The X20-BLOWER-4A is compatible with 20V X20 ECOSHARP® batteries only. It is NOT compatible with Sun Joe® 24V IONMAX batteries or any other voltage platform. Always confirm battery voltage before purchasing additional batteries or accessories. Why is the airflow weak? Weak airflow may be caused by a low battery, blocked air inlet vents, or blower tubes that are not fully connected. Recharge the battery, clear the air inlet vents, and confirm the tubes are securely attached. How do I use the speed settings? The X20-BLOWER-4A includes 6 speed levels ranging from 21 m/s to 40 m/s. Press the speed control button to cycle through the available settings and adjust airflow as needed. What should I do if the unit vibrates excessively? Excessive vibration almost always indicates that one or both blower tube sections are not fully locked. Power off the unit immediately, remove the battery, and re-seat the tube connections until each one clicks firmly into place. Do not operate the blower with a loose tube. How do I register my product? Register online at shopjoe.com/register Have your model number (X20-BLOWER-4A) and proof of purchase ready. Registration activates your 1-year warranty. Related articles How to Purchase an Extended Warranty Fuse Replacement in Shop Joe Products (2)