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SigmasTek  |  SKU: BW-5205

APC SU1000XL NET High Performance Compatible Replacement Battery

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

➤ Factory fresh 24 Volt 18 AH UPS battery with high rate discharge design

➤ Tested and guaranteed to meet or exceed OEM performance standards

➤ Single battery included; use your existing cables and hardware for install

➤ Same day shipping and 1 year warranty for reliable UPS replacement

➤ Ideal for UPS units needing sustained power bursts during outages


📦🚀 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 SU1000XL NET (24V 18Ah)

Ensure reliable backup power for your APC SU1000XL NET with this SigmasTek replacement battery. The 24 Volts 18 AH pack is factory fresh, tested for performance, and built to deliver dependable short-term power when you need it most. This high-performance UPS battery is an excellent replacement option for restoring runtime, protecting equipment, and maintaining uptime for networked and critical systems.

Key Specifications

  • Brand: SigmasTek
  • Quantity: 1 battery
  • Voltage: 24 Volts
  • Capacity: 18 AH
  • Terminal / Connector: Special Connector
  • Compatible UPS Model: APC SU1000XL NET
  • Connection: Use existing cables and hardware to connect your UPS batteries
  • Design: High Rate Discharge Design
  • Condition: Brand New, Factory Fresh
  • Stock: In Stock and Same Day Shipping
  • Warranty: 1 Year Warranty
  • Support: Professional Customer Support
  • Performance: Performance Guaranteed

Benefits

  • Durability: Built to rigorous standards and individually tested, this replacement UPS battery delivers the dependable performance required in networking and IT environments.
  • Long Life: Designed to be a long-lasting battery solution, it helps reduce downtime and replacement frequency for your APC SU1000XL NET.
  • High Performance: With a high rate discharge design, the battery supplies elevated power for short durations to support critical devices during outages or heavy loads.
  • Reliable System Protection: Ideal for protecting routers, switches, servers, and other sensitive equipment, this battery helps ensure graceful shutdowns and continued operation during unexpected power events.
  • Use Cases: Perfect for UPS systems, emergency power, telecom equipment, rack-mounted network gear, and tools that match the battery’s specifications.
  • Straightforward Installation: Replace your cells quickly by reusing the unit’s existing cables and hardware—maintaining original connections and simplifying maintenance.
  • Fast Fulfillment & Support: Ships same day from in-stock inventory and includes professional customer support plus a 1 year warranty for worry-free installation.

Ready to restore protection for your APC SU1000XL NET? Order this long-lasting, high-performance replacement UPS battery today to secure rapid shipping, expert support, and reliable backup power—buy now and keep your systems protected.


Payment & Security

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