ULDERTRA Ryobi 40V battery with LED indicators shows remaining power.
ULDERTRA Ryobi 40V battery packaging highlights compatibility.
ULDERTRA Ryobi 40V battery held in hand demonstrates compact weight.
ULDERTRA Ryobi 40V battery compatibility chart confirms fit with many tools.
ULDERTRA Ryobi 40V battery charge-port closeup shows easy plug-in.
ULDERTRA Ryobi 40V battery overmold protection helps withstand rough handling.

ULDERTRA

ULDERTRA 40V 4.0Ah Replacement Battery for Ryobi – Extended Runtime & Reliable Performance

High-performance tools and home improvement made for confident daily results

$66.00

3 shoppers currently have this item in cart.

Low stock: only 5 left in inventory. Add to cart before it's gone.

Shop Pay installment options may appear at checkout where eligible.

Free shipping Secure checkout 100% refund eligible
Bundle & save Buy 2 and save checkout time

Premium tools and home improvement quality selected for United States (USA) customers.

Routine pack Build your routine pack (3)

Fast dispatch with always-free shipping and secure checkout on every order.

Free shipping

i

Free shipping on every order. Fast dispatch, tracked delivery, and secure checkout included.

Easy returns

i

Simple return flow and responsive support for eligible items.

Peak-demand shipping delays

i

During high demand, deliveries may experience short carrier delays. Tracking updates remain active for every order.

24/7 customer support

Questions before checkout? Our team is available and ready to help.

Return & RefundEasy returns and policy details Shipping PolicyDelivery process and tracking info
Share

Why customers choose TaskHolt Tools

Extended runtime for Ryobi 40V tools

ULDERTRA offers a high capacity replacement battery designed to keep your cordless Ryobi tools powered through longer jobs. With 40 volts and a 4000 mAh capacity, this pack aims to deliver steady energy from start to finish, reducing the need for frequent recharges during tasks like mowing, edging, or pruning.

Engineered as a versatile replacement for a wide range of Ryobi 40V batteries, it can substitute models such as OP4030, OP4040, OP4040A, OP4050, OP4050A, OP4060, OP4015, OP4026, OP40261, OP4026A, OP40201, OP40301, OP40401, OP40501, OP40601, OP40602, and ZROP4026. It powers many popular Ryobi 40V tools, including RY40180, RY40200, RY40201A, RY40202, RY40204, RY40400, RY40402A, RY40403, RY40411, RY40502A, and RY40511.

Key benefits

  • High energy capacity supports longer operation between charges
  • 40V lithium-ion chemistry with no memory effect for flexible charging
  • Four LED indicators provide real-time charge status at a glance
  • Over-molded edges reinforce durability against bumps and drops
  • Built-in safety: over-discharge, overload, and short-circuit protection

Durability and safety features

  • Certified for safe charging with CE, FCC, RoHS, and UL2595 recognition
  • Rugged construction designed to withstand outdoor use and long days on site

Real-world use scenarios

Imagine a sunny weekend in the yard or a busy season on a landscaping crew. The battery’s weight balance and consistent power help you glide through tasks like lawn mowing, hedge trimming, and leaf blowing. The LED indicators make it easy to plan recharges between jobs, and the protective housing gives you peace of mind during transport and storage.

What you get and care tips

  • 1 x ULDERTRA 40V 4.0Ah replacement battery
  • Guidance from friendly customer service for setup or questions

For best performance, store in a cool, dry place and use a compatible charger. Regularly inspect the battery and tool contacts to maintain a solid connection and reliable power delivery.

FAQ

Q: Which Ryobi tools are compatible with the ULDERTRA 40V 4.0Ah battery?

A: Compatible with Ryobi 40V tools, including OP4030/OP4040 and a wide range of RY40x models.

Q: What safety features does this battery include?

A: Over-discharge, overload, and short-circuit protection, four LED indicators, plus CE/FCC/RoHS/UL2595 certifications.

You may also like