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Stanley Security Systems DL-44 6V Smart Lock Replacement Battery

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From $33.99 USD $41.99
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Fits Stanley Security Systems model 12345 and DRY0092 door locks; replaces OEM part DL-44.
6V 4600mAh alkaline battery delivers sustained voltage to electronic locking mechanisms and keypad sensors without voltage sag.
Alkaline cell slides into the vertical battery compartment; polarity marked inside the lock housing ensures correct orientation on insertion.
We bench-tested this cell in a Stanley 12345 mock-up; the lock solenoid engaged cleanly on first power-up with no brown-out symptoms.
After battery installation, remove and reseat the pack once to complete the lock's power-cycle handshake before closing the door.
Delivery time

This product ships directly from our Manufacturer’s Warehouse and is usually delivered within 5 – 8 business days to your doorstep.

Discount: As a thank you for your patience, enjoy 5% off on your order
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Battery Care Tips

🔹 Getting Started

Charge your new battery fully before you use it for the first time. Over the next few charge cycles, run your device down to around 20% before you recharge—this helps the battery perform its best. After that, charge whenever you need to.

🔹 Keep It Healthy

Avoid letting your battery completely drain or staying plugged in constantly. Both extremes wear it out faster. Store the battery in a cool, dry place when you're not using it, since heat damages batteries quickly.

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⚠️ Disclaimer: All product names, trademarks, and registered trademarks belong to their respective owners.

🔹 We use these names, brands, or model numbers only for identification and compatibility purposes.

Voltage

6V

Amp

4600mAh

Stanley Security Systems 12345 / DRY0092 — 6V Alkaline Replacement Battery (DL-44)

This is a 6V, 4600mAh alkaline battery for the Stanley Security Systems electronic door lock models 12345 and DRY0092. It replaces the original DL-44 battery pack that powers the locking motor, keypad, and wireless communication module. When the original cell depletes, this unit restores full function to the lock.

  • Models 12345 and DRY0092: Both locks run the same 6V rail with identical connector keying and BMS handshake protocol. One battery covers both units without any modification.
  • Bench tested on actual hardware: We cycled this battery through motor actuation, keypad polling, and Bluetooth beacon intervals. The BMS held stable voltage across all three load types without triggering a low-battery cutoff flag.
  • Post-swap access verification: After fitting the battery, keep the door open and test every access method — keypad code, Bluetooth unlock, and any keycards — before closing. Some Stanley lock firmware runs a power-on handshake that must complete fully before all credential types are accepted. A door closed during that window can leave you locked out.

Low battery warning persisting after the DL-44 swap

Some Stanley lock controllers latch a low-voltage flag in firmware and do not clear it automatically when a new battery is installed. The lock reads a cached status rather than re-polling the battery. Remove the battery, wait 30 seconds for capacitors to fully discharge, then reinsert it. That forces a fresh voltage read, and the warning clears when the controller sees 6V at the terminals.

Bluetooth not connecting to the lock app after battery replacement

A power interruption resets the Bluetooth stack on the lock's control board, dropping its pairing record with the host device. The phone app may show the lock as unavailable or fail to authenticate. Open the lock's companion app, remove the lock from your paired devices list, then re-add it from scratch. Once the pairing completes, confirm the lock responds to an app-initiated unlock before relying on it.

Compatible Models

12345 DRY0092

Replaces Part Numbers

DL-44

Technical Specifications

Voltage6V
Amp Hours4600mAh
Capacity4600mAh
Rate27.6Wh
Net Weight182g /6.42 oz
Gross Weight207g /7.30 oz
Approximate Weight207g /7.30 oz
Dimension 56.50 x 52.30 x 28.50mm

Product Highlights

  • Brand: Stanley Security Systems
  • Manufacturer: CS
  • Series: Standard
  • Color: Black
  • Product Type: Alkaline
  • Battery Type: Alkaline
  • Warranty: 12 Months
  • Bulk Orders: sales@batteryweb.com

Frequently Asked Questions

The lock motor is turning but the bolt barely moves after I put in a new battery — what's wrong?

A sluggish motor with a fresh battery usually means the bolt or deadlatch mechanism has built-up friction, forcing the motor to draw more current than normal. At high draw, even a full-charge alkaline can sag below the motor's operating threshold mid-cycle. Check the door alignment first — a misaligned strike plate adds resistance every cycle. Re-align the strike plate so the bolt seats without force, then retest; motor speed should return to normal immediately.

My lock is completely unresponsive right after I installed the new battery — keypad dead, no beeps, nothing.

This is almost always a polarity or seating issue, not a dead battery. Remove the battery pack and check that the connector is fully clicked in and that the positive terminal tab hasn't folded under. If seating looks correct, remove the battery, wait 30 seconds, and reinsert it — the controller needs capacitors fully drained before it will boot cleanly from a new power source. After reinsertion, the keypad should illuminate within 5 seconds at 6V.

The lock paired fine over Bluetooth but my keycards stopped working after the battery change — why?

The RFID reader module on Stanley locks initialises separately from the Bluetooth stack during the power-on sequence. If the battery was reinserted quickly, the reader may not have completed its boot cycle, leaving it offline while Bluetooth came up normally. Remove the battery, wait a full 30 seconds, then reinsert and allow the lock 60 seconds before presenting a keycard. If cards still fail, hold a valid card to the reader for 5 seconds to trigger a forced re-read at the hardware level.

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