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SigmasTek  |  SKU: BW-5195

APC BK1200 Compatible Replacement Battery

Sale price $77.60 USD Regular price $112.53
Shipping calculated at checkout.

➤ APC BK1200 replacement battery, 24V 18AH for UPS systems

➤ High quality high rate discharge battery for reliable power

➤ Tested to meet or exceed OEM specs with 1-year warranty

➤ In-stock and ready to ship with professional customer service


📦🚀 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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Snap a photo or video of your battery and send it to us. We'll identify the exact replacement—fast and hassle-free. Our team has helped thousands of customers find the right battery quickly and easily.
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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

24 Volts | 18 Ah

Terminal Type

Special Connector

SigmasTek Replacement Battery for APC BK1200

Bring reliable backup power back to your APC BK1200 with this SigmasTek replacement UPS battery. Specifically prepared for high-rate discharge applications, this unit supplies the voltage and capacity needed to meet short-term high power demands. Delivered factory fresh and professionally tested, this replacement UPS battery is an effective, long-lasting battery solution for home and small business UPS systems.

Key Specifications

  • Compatible UPS Model: APC BK1200
  • Brand: SigmasTek
  • Voltage: 24 Volts
  • Capacity: 18 AH
  • Quantity: 1 battery
  • Connector: Special Connector
  • Design: High Rate Discharge Design
  • Condition: Brand New, Factory Fresh
  • Warranty: 1 Year
  • Shipping: In Stock and Same Day Shipping
  • Installation Note: You must use the existing cables and hardware to connect your UPS batteries
  • Support: Professional Customer Support
  • Performance: Performance Guaranteed; tested to meet or exceed OEM specifications

Benefits

This replacement UPS battery is a high-performance UPS battery ideal for the APC BK1200. Its high rate discharge design ensures the battery can meet brief, elevated power requirements—critical for maintaining uptime during outages. The unit’s factory-fresh condition and technician testing contribute to a long-lasting battery experience that reduces the risk of premature failure.

Reliability is backed by a one-year warranty and professional customer support, making this a solid choice for protecting servers, network devices, point-of-sale systems, and essential home office equipment. The battery is suited for emergency power, UPS backup, and power-hungry tools that require immediate current delivery during startup or fault conditions.

Installation is simple: retain and reuse the existing cables and hardware from your APC BK1200 to connect the new battery. Fast, in-stock shipping means you can replace depleted batteries quickly and restore protection with minimal downtime.

Protect your APC BK1200 today—purchase this long-lasting battery and enjoy high-performance UPS battery operation, same-day shipping, and the confidence of a 1 year warranty and expert support.


Payment & Security

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