Emerson-Liebert GXT3 144V UPS Compatible Replacement Battery Set
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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 (6-Pack) Replacement Battery Set for Emerson-Liebert GXT3 144V UPS
Bring your Emerson-Liebert GXT3 144V UPS back to optimal reliability with this complete replacement battery set. The six SigmasTek SP12-9HR batteries are engineered for consistent delivery and tested performance, making them an excellent choice for a high-performance UPS battery upgrade. Designed for long-term service and built to handle high rate discharge needs, this kit delivers a dependable, long-lasting battery solution for critical backup systems.
Key Specifications
- Battery Model: SigmasTek SP12-9HR
- Included Quantity: 6 batteries (specified for 144V configuration in the Emerson-Liebert GXT3 application)
- Nominal Voltage per Battery: 12 Volts
- Capacity: 9 AH (Amp-hours)
- Design: High Rate Discharge Design
- Construction: Valve Regulated, Spill Proof
- Special Features: Low Self-discharge; High Vibration Resistance
- Safety/Certifications: U.L. Recognized and CE Certified
- Condition: Brand New, Factory Fresh
- Warranty: 1 Year Warranty
- Compatibility Note: Intended for Emerson-Liebert GXT3 144V UPS units — existing cables and hardware from original configuration must be reused for connection
- Typical Applications: Uninterruptible Power Supply (UPS) Units; Emergency Power Supply; Battery Powered Tools
Benefits
- Robust Construction: Valve-regulated, spill-proof construction combined with high vibration resistance ensures these batteries endure physical stresses and maintain integrity over time.
- Extended Reliability: Low self-discharge chemistry helps preserve stored capacity so batteries remain ready to deliver when called upon, offering a long-lasting battery option for mission-critical applications.
- High-Output Capability: The high rate discharge design supports high-power events and rapid load changes, making this a true high-performance UPS battery for systems like the Emerson-Liebert GXT3 144V.
- Regulatory Confidence: U.L. recognition and CE certification provide assurance for professional and regulated installations.
- Flexible Applications: Ideal for UPS backup systems, emergency power supply setups, and battery-powered tools needing dependable energy delivery.
- Quality Guarantee: All batteries are factory fresh and tested to meet or exceed OEM expectations for consistent, reliable operation.
Protect your equipment with a trusted replacement UPS battery solution. Purchase this SigmasTek SP12-9HR 6-pack for the Emerson-Liebert GXT3 144V now — enjoy a high-performance UPS battery with a 1 year warranty and quick shipping on in-stock items. Order today to ensure uninterrupted power and long-lasting battery performance.
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