STIHL® RMA 510 V

STIHL RMA 510 V Battery-Powered Self-Propelled Lawn Mower

The STIHL RMA 510 V combines convenience, quiet operation, and reliable cutting performance in a modern cordless lawn mower. Designed for homeowners seeking an eco-friendly alternative to gas-powered equipment, it delivers consistent power without emissions or engine maintenance.

Its variable-speed self-propel system allows users to adjust pace easily, while the steel deck and high-speed blade ensure a clean, even cut across different grass conditions. With multiple storage options, foldable handles, and durable construction, the RMA 510 V is built for both performance and practicality.

Backed by STIHL’s engineering and the AP battery platform, this mower offers a low-noise, low-maintenance solution for efficient lawn care.

Quiet, Efficient Mowing with Cordless Convenience

The STIHL RMA 510 V is a powerful battery-powered, self-propelled lawn mower designed for small to medium-sized yards. With instant electric start, low noise operation, and zero fuel emissions, it delivers a clean and efficient mowing experience without the maintenance of traditional gas mowers.

Powered by the STIHL AP System, this mower offers consistent cutting performance with no power fade during use. Its 21-inch steel deck and 20-inch cutting width provide excellent maneuverability while still covering ground efficiently. The variable-speed self-propel system helps reduce user fatigue by allowing precise control of mowing speed.

Features

• Self-propelled system with variable speed control for reduced user fatigue
• Durable 21-inch steel mowing deck for long-lasting performance
• 20-inch cutting width for efficient mowing of small to medium lawns
• Brushless motor for high efficiency, low maintenance, and long lifespan
• Instant push-button start with safety locking key
• No power fade—consistent performance until battery depletion
• Foldable handlebar for compact storage and easy transport
• Three storage positions: folded, upright, or cleaning position
• Sealed ball-bearing wheels for improved durability and smooth operation
• 10-inch rear wheels and 8-inch front wheels for stability on uneven terrain
• 7-position cutting height adjustment for flexible lawn finishing
• Reduced-emission electric design with zero exhaust output
• Compatible with STIHL AP System batteries

Performance & Operation

• Self-Propelled: Yes
• Variable Speed Range: 0.6 mph – 2.8 mph
• Mowing Blade Speed: 3,200 rpm
• Cutting Positions: 7
• Cutting Height Range: 1″ – 3.9″
• Instant electric start with push-button and safety lever

Cutting System

• Deck Width: 21 inches
• Cutting Width: 20 inches
• Deck Material: Steel
• Grass Catcher Capacity: 19.8 gallons
• Blade System: High-speed rotary blade

Battery & Power

• Power Source: Battery
• Battery System: STIHL AP System
• Recommended Battery: AP 300 S
• Runtime Area Coverage: Up to 3,078 sq. ft. per charge (with AP 300 S)
• Runtime Note: Varies depending on conditions and usage style

Construction & Design

• Motor Type: Brushless electric motor
• Wheels: Ball-bearing sealed wheels
• Front Wheel Size: 8 inches
• Rear Wheel Size: 10 inches
• Handle: Adjustable and foldable design
• Storage Options: Multiple configurations including upright cleaning position

Weight

• Base Weight: 63.9 lbs
• Weight with AP 300 S Battery: 67.86 lbs