Liebert GXT2-144VBATT 9AH UPS High Performance Replacement Battery Set
Couldn't load pickup availability
⚠️ 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.
📸 Send Your Battery Photo / Unsure? Expert Help
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.
POST YOUR IMAGE
Battery Care Guide
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
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
⚠️ 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 | 9 AH
Terminal Type
F2
SigmasTek SP12-9HR (12V 9AH) x12 - Compatible with Liebert GXT2-144VBATT UPS
This complete replacement battery set is built for the Liebert GXT2-144VBATT Uninterruptible Power Supply (UPS) and includes twelve SigmasTek SP12-9HR batteries (12 Volts, 9 AH each). Designed for high-rate discharge UPS applications, this factory-fresh battery pack restores full backup capacity and ensures your Liebert system is prepared for power interruptions and surge events.
Key Specifications
- Quantity: 12 batteries included
- Brand / Model: SigmasTek SP12-9HR
- Voltage: 12 Volts (each)
- Capacity: 9 AH (each)
- Design: High Rate Discharge Design
- Construction: Valve Regulated Spill Proof Construction
- Features: Low Self-discharge; High Vibration Resistance
- Certifications: U.L. Recognized and CE Certified
- Condition: Brand New, Factory Fresh
- Warranty: 1 Year Warranty
- Compatibility Note: Use all existing cables and hardware from original configuration to connect new UPS batteries
- Shipping: Orders for in-stock items are typically shipped within 24 hours
Benefits
This 12-battery SigmasTek kit is optimized to meet the demanding power delivery profile of the Liebert GXT2-144VBATT. The high rate discharge architecture supports elevated power draw for short durations—exactly what many UPS transfer and inverter stages require during outages. The valve-regulated, spill-proof construction and low self-discharge characteristics make these batteries safe to install in enclosed racks and ready for immediate use after storage.
As a high-performance UPS battery option, this set provides reliable, repeatable performance cycle after cycle, translating into a long-lasting battery investment for data centers, telecom shelters, and critical infrastructure. Typical applications include Uninterruptible Power Supply systems, emergency power setups, and various battery-powered tools that leverage sealed lead-acid technology.
The SigmasTek SP12-9HR batteries arrive factory fresh and are tested to ensure they meet or exceed OEM specifications, giving you confidence in their fit and function. Backed by a 1-year warranty and fast shipping for in-stock items, this set is ideal for scheduled maintenance or emergency replacement of your Liebert GXT2-144VBATT battery bank.
Restore full backup capacity now—order this SigmasTek SP12-9HR 12V 9AH x12 replacement UPS battery pack for your Liebert GXT2-144VBATT and ensure your system is protected with a high-performance UPS battery that delivers long-lasting battery reliability. Purchase today.
-
Voltage
-
Amp Hours
-
Terminal Type
-
Length (in.)
-
Width (in.)
-
Height (in.)
-
Weight (lb.)
-
Warranty
-
Type
-
Manufacturer
-
Brand Replacement
Payment & Security
Payment methods
Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.



