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SigmasTek  |  SKU: BW-3787

X-Treme NXRT-3000 UPS High Performance Replacement Battery

Sale price $16.66 USD Regular price $24.15
Shipping calculated at checkout.

➤ AGM technology replacement battery for X-treme NXRT-3000 UPS

➤ Designed for high rate discharge for enhanced power delivery

➤ Maintenance-free, spill-proof design for safe and easy use

➤ Brand new with CE and U.L. certification plus 1-year warranty

➤ Compatible with emergency power supply systems


📦🚀 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 | 7.5 Ah

Terminal Type

F2

SigmasTek 12V 7.5Ah F2 Replacement Battery for X-treme NXRT-3000

Restore dependable runtime for your X-treme NXRT-3000 with a premium replacement UPS battery that matches or exceeds the OEM SLA specifications. This replacement UPS battery is purpose-built for the NXRT-3000 to deliver reliable emergency power, consistent UPS performance, and minimal maintenance requirements. Ideal for both home and business applications, the battery is engineered for long-term stability and dependable operation under demanding conditions.

Key Specifications

  • Brand: SigmasTek
  • Voltage: 12 Volts
  • Capacity: 7.5 Ah
  • Terminal Type: F2
  • Technology: Absorbent Glass Mat (AGM)
  • Design: High Rate Discharge Design
  • Maintenance: Maintenance-Free Design with Spill Proof Construction
  • Certifications: U.L. Recognized and CE Certified
  • Condition: Brand New, Factory Fresh
  • Warranty: 1 Year Warranty
  • Compatible UPS Model: X-treme NXRT-3000

Benefits

Built to provide a long-lasting battery solution, this high-performance UPS battery offers robust construction and reliable charge/discharge cycles. The AGM technology and high rate discharge design make it especially suited to UPS systems that experience frequent load changes or require rapid energy delivery during outages. Maintenance-free and spill-proof, you can install the battery with confidence in compact racks and constrained battery compartments without concern for leakage or frequent service.

Durability is a core advantage: certified by U.L. and CE, and delivered brand new, factory fresh, this SigmasTek battery provides consistent output and predictable life expectancy. Typical applications include UPS backup for critical IT equipment, emergency power systems for communications and security devices, and power for battery-powered tools that require sealed lead-acid reliability. The replacement is engineered to seamlessly integrate with the X-treme NXRT-3000 for guaranteed compatibility and performance.

Choosing this replacement ensures your UPS returns to optimal operation with a product designed for both performance and safety. The included 1 year warranty gives additional assurance and value, making this an ideal upgrade when you need a dependable, long-lasting battery replacement.

Order this high-performance replacement UPS battery for the X-treme NXRT-3000 today to ensure uninterrupted protection for your equipment—fast shipping and warranty-backed reliability await.


Payment & Security

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