First Alert ALERT ADT 12V 4.5Ah Alarm Replacement Battery
- AJC® replacement compatible with First Alert ALERT ADT Alarm Battery
- Exact OEM replacement guaranteed to fit easily and precisely
- Maintenance free AGM technology, no need to add acid or water ever
- IMPORTANT: You MUST RE-USE: your existing cabling and hardware. These are replacement batteries only
- NOTE: It is your responsibility to verify the batteries being ordered match the batteries in your unit prior to placing your order. We are not responsible for incorrect orders
- UL Recognized Component
- Buy with confidence. Our backed by easy 30-day returns and 12-month warranty
- AJC® Replacement Batteries
- Part # AJC-D4.5S
- Voltage: 12V (12 Volts)
- Capacity: 4.5Ah
- Terminals: F1
- Chemistry: Sealed Lead Acid (AGM)
- Length 3.54 in
- Width 2.76 in
- Height 3.98 in
- Weight: 3.3 lbs
ResourcesClick here for alarm battery resources:
- Replacing Your Alarm Battery
- Benefits of AJC® Replacement Batteries
- AGM Alarm Battery Care
What is the best replacement battery for the First Alert ALERT ADT 12V 4.5Ah Alarm Battery?
The AJC-D4.5S-V-0-177563 is the best replacement battery for the First Alert ALERT ADT 12V 4.5Ah Alarm Battery.
What are the dimensions of the First Alert ALERT ADT 12V 4.5Ah Alarm Replacement Battery?
The dimensions are L 3.54 x W2.76 x H 3.98 inches.
What is your return policy and battery warranty?
Our batteries are backed by easy 30-day returns and a 12-month warranty.
How do I maintain my SLA battery?
These batteries are maintenance-free and factory activated. It arrives fully sealed, charged and ready for action.
Do I need to add acid to this battery?
No need to add acid or water, ever.
Do you have a wholesale, reseller and large volume purchase program?
Yes, our bulk purchasing program saves you money and allow you to obtain the batteries you need in one easy, hassle-free transaction. Apply here.