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We offer free standard shipping to every province and territory in Canada.
We offer free standard shipping to every province and territory in Canada. No minimum purchase is required, and all orders include tracking for your convenience.
You may return most new, unopened items within 30 days from delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).
You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).
If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.
Deliveries to Canada’s outer and remote regions may experience seasonal delays caused by severe weather or limited carrier availability. We appreciate your patience and recommend allowing additional time for your order to arrive safely.
When the lights go out, your routine can still roll on. The Chamberlain LiftMaster 485LM battery backup keeps your garage door operable, so you can come and go with ease during a power outage. This OEM backup is designed as a drop-in replacement for compatible LiftMaster systems, delivering reliable backup power when you need it most.
Imagine pulling into your driveway after a long day, the street lights flicker, and your garage door opens on cue. In a few seconds, you’re inside, with room to park and unload groceries without hunting for a flashlight. The OEM backup performs quietly in the background, so you notice power issues less and your routine stays intact.
In a family home, you might rely on the backup to keep the garage climate comfortable, or to allow daily access for kids, pets, or caregivers when the main power is unstable. Its compatibility with different back-ups makes it a flexible option for homes using 385/855 or other slide-in batteries.
Easy, do-it-yourself replacement steps help you replace the battery quickly and with minimal tools. Always start by safely disconnecting power to the opener, then follow the steps to seat the fresh battery and reconnect power. The process emphasizes proper terminal connections and secure battery cover sealing.
OEM 485LM battery backup unit (LiftMaster part number 4228) built to pair with compatible LiftMaster systems, designed to align with current production specs for reliable backup power.
Q: What is the CHAMBERLAIN 485LM battery backup used for?
A: A power-outage backup that keeps your LiftMaster garage door operable.
Q: Is this backup compatible with other brands or models?
A: Yes, it works with slide-in battery backups like 385/855 and newer models, including Sears and Home Depot units.
We offer free shipping on all products across Canada. Orders are typically prepared within 1–2 business days. After dispatch, delivery usually takes 3–5 business days. For remote or hard-to-reach areas, delivery may take 5–7 business days.
We may ship with Asendia, UniUni, Purolator, FedEx, or Canada Post depending on your address, package size, and the item’s handling requirements. P.O. Boxes are accepted where the selected carrier supports them.
We accept returns on most items within 30 days of delivery. Items must be returned in the condition you received them (new, unused, and with original packaging where applicable). If you receive the wrong or defective item, we’ll make it right.
To start a return, please email us at handyskook@gmail.com with your order number and a brief description of the issue. We’ll reply within 1 business day with the next steps.
Once your return is received and inspected, we’ll process your refund to the original payment method. Processing times can vary by payment provider, but most refunds are completed within 5–10 business days after approval.
When your order ships, you’ll receive a confirmation email with tracking details (when available). If you need help locating your tracking information, contact us at handyskook@gmail.com.
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