Diagram of STIHL RMA 510 pointing out the 3-Position Handlebar, Brushless Motor with Eco Mode, Rear Bag, and Cutting Height Adjuster

Compatible batteries and chargers for the STIHL RMA 510 including the AP 300, AP 300 S, AP 500 S, AL 101, AL 301, and AL 500

Man mowing lawn in front of house with the STIHL RMA 510

Side view of the RMA 510 sitting on sidewalk in front of house

Aerial of man cutting lawn with STIHL RMA 510

Man cutting backyard lawn with STIHL RMA 510

Woman cutting front lawn with STIHL RMA 510

How to Assemble: RMA 510 / 510 V | STIHL Tutorial

RMA 510

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The lightweight RMA 510 has a wide 21" deck width, 20" cutting width, and can mow approximately 3,616 sq. ft. On A Single Charge™.

Features

21-Inch Steel Mowing Deck
Convenient Handle
Brushless Motor
Ball Bearing Wheels

The RMA 510 gives homeowners the performance of a gasoline-powered mower without any of the hassles. Enjoy instant starting, less noise, zero gasoline costs, and zero exhaust emissions. It features a 21" steel mowing deck, so you can cover more lawn faster than previous models. The RMA 510 also includes a holding slot for a second battery, so you can swap batteries and be ready to cut again in seconds. It also features an adjustable handlebar, grass catcher, and large rear wheels for rough terrain. This battery-powered lawn mower is great for small to medium suburban yards.

Run time may vary based on battery type, charge level and capacity, model, operating style, and conditions. Batteries and chargers can be purchased separately or as a combined set with tool.

View Our Usage Chart

Features
- 21-Inch Steel Mowing Deck -
  Users can trust that the steel mowing deck will provide more durability than a plastic alternative.
- Convenient Handle -
  Not only is the handlebar is easily adjustable for user comfort, it also folds making it easy to transport and store the mower.
- Brushless Motor -
  The advanced brushless motor virtually eliminates maintenance while supplying the power and performance you expect from STIHL.
- Ball Bearing Wheels -
  The sealed ball bearing wheels are designed for long life.
- Multiple Storage Options -
  The mower can be stowed in three positions: folded on all four wheels, unfolded on all four wheels, or upright and folded in the cleaning position with blades facing the wall to save floor space.
- Battery Life -
  With no gradual drop in power, users can work at full speed until the battery is depleted.
- Power Switch -
  Just push the button and pull the switch lever for instant startup.
- Locking Key -
  Key prevents accidental starting of the motor.
- Reduced-Emission Engine Technology—Caring for Nature -
  The STIHL Inc. “Caring for Nature” seal identifies its powered products that are more environmentally conscious, producing zero or low exhaust emissions. STIHL Inc. defines “low exhaust emissions” as being cleaner than EPA and/or CARB exhaust emission standards.

Specifications

Questions and Answers
Reviews
Warnings and Safety

AL 101 Battery Charger

AL 301 Rapid Battery Charger

AL 500 High-Speed Battery Charger

AP 500 S

Safety products

Black Widow Glasses

Reusable Ear Plugs

CUTTING HEIGHT	1.4" – 3.5"
POWER SOURCE	Battery
WEIGHT	59.5 lbs.
DECK WIDTH	21 in.
CUTTING WIDTH	20 in.
AREA MOWED (W/ AP 300 S)	3,616 sq. ft.
BATTERY SYSTEM	AP System
SELF-PROPELLED	No
GRASS CATCHER CAPACITY	19.8 gal.

RMA 510

The lightweight RMA 510 has a wide 21" deck width, 20" cutting width, and can mow approximately 3,616 sq. ft. On A Single Charge™.

Features

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Safety products