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SigmasTek  |  SKU: BW-3260

Liebert GXT-1000MT-120 UPS High Performance Replacement Battery Set

Sale price $49.99 USD Regular price $72.42
Shipping calculated at checkout.

➤ Set of 3 SigmasTek SP12-7.5HR replacement batteries (12V 7.5Ah)

➤ High rate discharge design ideal for UPS and emergency power supplies

➤ Spill-proof valve regulated design ensures safe operation

➤ Low self-discharge extends battery life during storage

➤ U.L. recognized, CE certified with 1 year warranty for peace of mind


📦🚀 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 SP12-7.5HR Replacement Battery Set for Liebert GXT-1000MT-120

Replace aging batteries in your Liebert GXT-1000MT-120 with this reliable SigmasTek SP12-7.5HR three-pack (12 Volts, 7.5 AH). These brand new, factory-fresh batteries are built for high rate discharge performance, low self-discharge, and high vibration resistance—making them an excellent choice to restore runtime and dependability in your UPS. Engineered and tested to meet or exceed OEM standards, this kit provides a cost-effective way to maintain critical backup power.

Key Specifications

  • Brand: SigmasTek
  • Battery Model: SP12-7.5HR
  • Quantity Included: 3 batteries
  • Voltage: 12 Volts
  • Capacity: 7.5 AH
  • Design: High Rate Discharge Design
  • Construction: Valve Regulated Spill Proof Construction
  • Self-discharge: Low Self-discharge
  • Vibration Resistance: High Vibration Resistance
  • Certifications: U.L. Recognized and CE Certified
  • Condition: Brand New, Factory Fresh
  • Warranty: 1 Year Warranty
  • Compatible UPS Model: Liebert GXT-1000MT-120

Benefits

  • Durability: Valve-regulated, spill-proof construction and high vibration resistance protect the cells in mission-critical environments, delivering dependable operation over repeated cycles.
  • Long life: Low self-discharge characteristics preserve stored energy so the battery remains ready—this long-lasting battery solution reduces the frequency of replacements.
  • High performance: Designed for high rate discharge, these batteries supply the burst power needed during short outages and high-load events—ideal as a high-performance UPS battery for your Liebert GXT-1000MT-120.
  • Safety and quality: U.L. recognition and CE certification indicate adherence to recognized quality and safety standards.
  • Applications: Suitable for Uninterruptible Power Supply (UPS) units, emergency power backup systems, and battery-powered tools needing reliable short-term power.
  • Installation note: This replacement battery set requires the reuse of your existing cables and hardware from the original UPS configuration to connect properly.

Restore the protective runtime of your Liebert GXT-1000MT-120 with this tested, certified SigmasTek replacement UPS battery set. Backed by a one-year warranty and quick shipping on in-stock items, it’s an effective solution for planned maintenance or unexpected battery failure.

Ready to upgrade? Order this replacement UPS battery kit for the Liebert GXT-1000MT-120 today and secure the long-lasting battery performance your systems depend on.


Payment & Security

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