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Be sure to check out the new Ryobi 48V subreddit
Current Deals (September 1, 2026)
Current Deals (September 1, 2026)
I'm constantly looking at batteries and other components for these mowers. I'll try to keep this page updated wth current deals.
If you're not sure where to start and you just want to be pointed at which battery to get. Take a look at the Lithium Upgrade Cheatsheet.
This page contains affiliate links. If you make a purchase through these links, I may earn a small commission at no extra cost to you.
Sales and Coupons
Sales and Coupons
2% Off at DCHouse with coupon code 5FROMYOURFRIEND
5% Off at LiTime with coupon code ABOUTLITIME
5% Off at Power Queen with coupon code BUYTHEPOWER
Used in RM300 for up to 3/4 Acre
$327 on eBay with coupon code LABORDAY20 (Expires September 7th)
$369 on Amazon with brand promotion EL9HBCNLORK0
$390 on LiTime with coupon code ABOUTLITIME
Same specs as LiTime
$343 on eBay with coupon code LABORDAY20 (Expires September 7th)
$351 on Amazon with brand promotion 0LZIMH6DFK6L
$371 on Power Queen with coupon code BUYTHEPOWER
Used in RM480 for up to 1.2 acres. Some models are suitable for ZT480.
The Eco-Worthy 50Ah is no longer available. It is uncear if it will be restocked.
The DC House 50Ah is out of stock and the only way to buy it right now is to pre-order it from DCHouse with the charger (link below)
DC House expects a shipment in late June or early July.
Works in ZT480 (1.2 acres)
$460 on eBay with coupon code LABORDAY20 (Expires September 7th)
$510 on DCHouse with coupon code 5FROMYOURFRIEND
Ordering directly from DCHouse will extend the warranty from 3 years to 5 years
Refurbished: $320 on eBay with coupon code LABORDAY20 (Expires September 7th)
Note: The bundled charger is intended for onboard use in golf carts. It should not be used onboard with mowers since debris can block the fan. You can add an RXV plug and use the existing charge port or leave the in-line plug that comes with the charger accessible. However, for simplicity, the HTRC P3648 charger is recommended.
$560 on eBay with coupon code LABORDAY20 (Expires September 7th)
$608 on DCHouse with coupon code 5FROMYOURFRIEND
Ordering directly from DCHouse will extend the warranty from 3 years to 5 years
Mainly used in RM300 where the dimensions of 50Ah batteries prevent a good fit.
This is the largest battery that will fit in an RM300 without cutting any metal.
$705 on Cloud Energy with coupon code BUYTHECLOUDENERGY
Includes tax
It's also available bunded with a charger, but it is not recommended since the charger is oversized for this size battery
Used in all models for up to 3 acres.
RM300 requires removing two center angle iron from battery compartment.
This battery has low inventory and is currently only available on Amazon.
$710 on eBay with coupon code LABORDAY20 (Expires September 7th)
$730 on DCHouse with coupon code DCH11THX (Expires September 30)
Ordering directly from DCHouse will extend the warranty from 3 years to 5 years
Note: The bundled charger is intended for onboard use in golf carts. It should not be used onboard with mowers since debris can block the fan. You can add an RXV plug and use the existing charge port or leave the in-line plug that comes with the charger accessible. However, for simplicity, the HTRC P3648 charger is recommended.
This battery has low inventory and is currently only available on Amazon.
$810 on eBay with coupon code LABORDAY20 (Expires September 7th)
$810 on DCHouse with coupon code DCH11THX (Expires September 30)
Ordering directly from DCHouse will extend the warranty from 3 years to 5 years
Used in RM480, ZT480, and ZT540 models for up to 4 acres
Has not been tested in an RM300, but is likely to be slightly too large.
Short dense battery in metal case
$1000 on Cloud Energy with coupon code BUYTHECLOUDENERGY
Includes tax
Components for building a solar charger for our mower. For more information check here.
Components for building a solar charger for our mower. For more information check here.
DC House 300W Boost MPPT Solar Charge Controller
$46 on Amazon (Have to look under "See All Buying Options")
$49 on DCHouse with coupon code 5FROMYOURFRIEND
Video on installing this meter
- Brinly Snow Blade for ZT480 / ZT540 / 80V Zero Turn
Unfortunately the holiday coupon is finished, sometimes they have coupons in the Sping or for holdays
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