OT8E503 Dual 20V Heavy Duty Brushless Cordless Leaf Blower, 1050m³/h Ultra High Max Air Volume, CE GS RoHS Certified, for Professional Landscaping & Commercial Yards

Designed for professional landscapers and commercial property maintenance

1. Dual 20V battery + high-power Brushless Motor for ultra-strong air volume

2. 4-speed + TURBO mode, fit daily cleaning & heavy outdoor work

3. 70m/s max wind speed & 1050m³/h huge air volume for large garden cleanup

4. Up to 60 mins continuous runtime, ideal for big yards & commercial use

5. Reinforced scratch & drop-proof housing, adapt to harsh outdoor conditions

The OT8E503 Dual-Battery Cordless Leaf Blower is a heavy-duty commercial & large-yard grade blower engineered with dual 20V battery power and high-torque Brushless Motor, delivering industry-leading ultra-large air volume and peak wind speed to tackle heavy-duty outdoor cleanup, big landscape gardens and light commercial property maintenance. Built with reinforced drop-resistant housing and maxed-out blowing performance, this model targets professional landscapers, large-acre homeowners and small commercial groundskeepers who demand extreme power and durability.

Dual 20V Brushless Power System for Ultra-Strong air volume

Powered by a dual 20V battery combined supply system paired with a heavy-duty Brushless Motor, the OT8E503 generates far higher overall power than single-battery blowers. The dual-battery parallel design delivers stable sustained high voltage output, eliminating power sag under heavy load conditions when clearing wet leaf piles, thick snow layers or compacted dirt. The upgraded Brushless Motor supports a wide speed range of 9000–18000 rpm, with a dedicated TURBO peak speed hitting 23000 rpm for maximum blast power against tough, stuck debris. It reaches a 70 m/s maximum wind speed paired with a huge 1050 m³/h air volume — the largest air volume capacity of our three blower models — cutting down large-area garden cleaning time drastically and efficiently clearing heavy yard waste that mid-range blowers struggle to move.

Multi-Speed Mode for All Workload Scenarios

Equipped with 4 adjustable speed gears plus a dedicated TURBO boost mode, the OT8E503 seamlessly shifts between light precision cleanup and heavy-duty industrial-level blowing. Low/mid gears handle delicate landscape maintenance, leaf tidying and dust sweeping; high gear copes with thick dry leaf piles; TURBO mode delivers peak force for wet leaves, lawn clippings, light snow, construction site dust and commercial pavement debris, fully covering both residential and professional landscaping workloads.

Up To 60 Mins Long Continuous Operation

Even with its high-power dual-battery design, the blower maintains up to 60 minutes of continuous runtime for extended large-yard or commercial cleaning shifts. The dual 4.0Ah lithium-ion battery packs feature intelligent power management to balance discharge evenly, extending usable work time while protecting battery lifespan from over-damage under heavy high-speed operation.

Reinforced Heavy-Duty Outdoor Housing

The entire machine shell uses thickened reinforced scratch and drop-proof engineering plastic, specially optimized to withstand harsh outdoor working conditions including uneven ground bumps, accidental falls, exposure to dust and seasonal temperature changes. Unlike thin plastic entry-level blowers prone to cracking, this rugged housing delivers long-term structural stability for frequent professional daily use. Its top ergonomic handle retains balanced weight distribution to reduce operator fatigue during hours of commercial landscaping work.

Full Global Safety & Eco Certifications

As our flagship high-performance blower model, the OT8E503 carries complete CE, GS and RoHS international compliance certifications, meeting strict European safety, mechanical performance and environmental protection standards for cross-border retail, professional landscaping supply and commercial equipment sales. Every unit undergoes full load endurance testing, air volume calibration and safety inspection before factory delivery.

The OT8E503 dual-battery high-power leaf blower stands as a premium heavy-duty cleaning solution for large residential yards, professional landscapers and small commercial grounds, combining unmatched air volume power, rugged durable construction and multi-scene adjustable speed performance to handle the most demanding outdoor cleanup tasks.