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SigmasTek  |  SKU: BW-6503

12 Volt 1.2 Amp High Performance Security Alarm Replacement Battery

Sale price $13.43 USD Regular price $16.22
Shipping calculated at checkout.

➤ 12 Volt 1.2 Amp battery meets or exceeds OEM SLA specifications

➤ Brand new, factory fresh, high-quality rechargeable battery

➤ Maintenance-free, sealed lead acid with non-spillable design

➤ Ideal for emergency lighting, security alarms, fire alarms, and more

➤ UL listed with minimum one-year warranty for reliable performance


📦🚀 FAST SHIPPING: Usually ships same day if ordered before 2 PM EST

⚠️ Quick Reminder

🔹 Please ensure the original battery model number is listed in our product description and that your device model number matches for compatibility.
🔹 We only supply the batteries shown in the images. Device images are provided for reference only.

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Battery Care Guide

Battery Usage and Maintenance Guidelines 🔋

Please read the following instructions carefully before using your new battery. Proper adherence will help ensure optimal performance and extended service life.

1. Cordless Phones, PDAs, and Power Tools (NiMH, NiCd, Lithium-Ion) 📱

Initial Charge

  • Fully charge the battery overnight prior to first use.

Conditioning (First 2–6 Charge Cycles)

  • Operate the device until the battery reaches approximately 20% capacity.
  • Avoid premature recharging.
  • Do not allow the battery to fully discharge during the initial cycles.

Post-Conditioning

  • Recharge the battery only when necessary.
  • These batteries are capable of approximately 500 charge cycles:
  • Once daily → ~500 days
    Twice daily → ~250 days
    Note: Even a partial recharge is considered a full cycle.

2. Sealed Lead Acid (SLA) Batteries 💡

  • No conditioning required.
  • Maintain the battery in a fully charged state; avoid complete discharge.
  • Capable of 300–400 charge cycles.
  • Expected service life: 2–3 years, depending on usage conditions.

3. Laptop Batteries (Lithium-Ion) 💻

Initial Charge

  • Fully charge the battery overnight prior to first use.

Conditioning (First 2–6 Charge Cycles)

  • Charge fully, then discharge to approximately 20% capacity.
  • Avoid complete discharge, as some devices may not detect a fully drained battery.

Post-Conditioning

  • Minimize frequent plugging and unplugging.
  • Allow the battery to discharge moderately at least once per month to maintain optimal performance.
  • Occasional cycling is recommended to sustain battery health.

Professional Recommendation

Adhering to these guidelines will enhance battery longevity and ensure reliable performance.

For further assistance regarding your battery or order, our customer support team is available to provide guidance.

Delivery and Shipping

Everything You Need to Know About Shipping with BatteryWeb (USA)

We know reliable delivery matters when you need power fast. Here’s how BatteryWeb makes shipping easy across the USA:

🚚 Shipping & Delivery

Most orders ship next business day (some products like sealed lead acid may take a little longer).

Same-day shipping available if you order before 11:59 AM (delivery depends on the carrier).

We ship nationwide using FedEx, UPS, USPS, DHL, and regional ground carriers.

Shipping costs are calculated automatically at checkout based on weight, distance, and carrier.

Transit times shown are estimates only (business days, no weekends/holidays).

🌍 Shipping Restrictions

Lithium batteries cannot be shipped by USPS or air. They must go via FedEx Ground, UPS Ground, or DHL Ground.

PO Box deliveries are only available via USPS.

At this time, we do not ship lithium batteries to Puerto Rico. NiMH, NiCd, and Alkaline can be shipped.

📦 Important Notes

Double-check your shipping address! If an incorrect address is used and the order is returned, re-shipping costs are the buyer’s responsibility.

If a product is temporarily out of stock, we’ll notify you right away with the expected restock date—or issue a refund if you prefer.

💲 Currency & Pricing

All prices are shown in USD.

Orders shipped outside the USA may be subject to local taxes, customs fees, or import duties. These are the buyer’s responsibility.

⚡ At BatteryWeb, we’re committed to getting your batteries delivered quickly, safely, and affordably—so you’ll always have the power you need, when you need it.

Disclaimer

⚠️ 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.

🔹 Our products are generic replacement parts and are not affiliated with, endorsed by, or manufactured by the original equipment manufacturers (OEMs).


Volts & Amps

12 Volts | 1.2 Ah

Terminal Type

F1

12 Volt 1.2 Amp Security Alarm Replacement Battery - 12 V 1.2 Ah (F1)

This 12 Volt 1.2 Amp security alarm replacement battery is a reliable, factory-fresh rechargeable SLA solution engineered to meet or exceed OEM specifications. Ideal for a wide range of small alarm, emergency lighting and electronic systems, this 12 V 1.2 Ah unit is a high-performance battery that provides dependable standby power and consistent recharge capability for everyday security and safety applications.

Key Specifications

  • Model / Description: 12 Volt 1.2 Amp Security Alarm battery
  • Voltage: 12 Volts
  • Capacity: 1.2 Ah
  • Battery Type: Sealed Lead Acid (SLA), rechargeable
  • Terminal Type: F1
  • Construction: Sealed, non-spillable (maintenance-free)
  • Listing / Certification: UL listed
  • Condition: Brand New, Factory Fresh
  • Warranty: Minimum of 1 Year Warranty
  • Expected Life: 3-5 years in standby use (life expectancy stated)
  • Brand / SKU tag: SigmasTek

Benefits

Engineered for longevity and consistent performance, this long-lasting battery requires no maintenance thanks to its sealed, non-spillable construction. As a high-performance battery in its category, it offers reliable recharge acceptance and steady voltage output, ensuring alarm panels, emergency lights, and small medical or consumer devices remain operational during power events. The UL listing confirms safety and quality standards for peace of mind.

Typical applications include emergency lighting, security alarms, and fire alarm systems, and it also fits well in home & garden electronics, consumer devices, and some medical equipment. Additionally, its compact sealed lead acid design can be used in small UPS setups and emergency power packs where space is limited. This replacement battery provides the dependable reserve capacity you expect from a trusted battery supplier, and its F1 terminal ensures straightforward, secure installation.

With a minimum one year warranty and an expected 3-5 year life in standby service, this 12 V 1.2 Ah battery is a cost-effective, long-lasting battery option for routine replacements and preventative maintenance programs.

Protect your systems now — purchase this 12 Volt 1.2 Amp security alarm replacement battery (12 V 1.2 Ah, F1) and enjoy reliable, high-performance battery backup. We typically ship in-stock orders within 24 hours.


Payment & Security

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