Emerson-Liebert GXT3 7A 48V UPS High Performance 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 | 7.5 Ah
Terminal Type
F2
Replacement Battery Set for Emerson-Liebert GXT3 7A 48V UPS - SigmasTek SP12-7.5HR (Compatible with Emerson-Liebert GXT3 7A 48V)
Ensure continuous, dependable backup for your Emerson-Liebert GXT3 7A 48V Uninterruptible Power Supply with this tested replacement UPS battery set. Each purchase includes four SigmasTek SP12-7.5HR batteries (12 Volts, 7.5 AH) designed to meet the demands of high rate discharge UPS systems. These factory-fresh batteries are built for reliable performance and come U.L. recognized and CE certified. Please remember to reuse your original cables and hardware when installing the new batteries in the Emerson-Liebert GXT3 7A 48V.
Key Specifications
- Quantity: 4 batteries per set
- Battery model: SigmasTek SP12-7.5HR
- Brand: SigmasTek
- Voltage: 12 Volts
- Capacity: 7.5 AH (Amp-hours)
- Design: High Rate Discharge Design
- Construction: Valve Regulated Spill Proof Construction
- Self-discharge: Low Self-discharge
- Durability: High Vibration Resistance
- Certifications: U.L. Recognized and CE Certified
- Condition: Brand New, Factory Fresh
- Warranty: 1 Year Warranty
Benefits
This replacement UPS battery set for the Emerson-Liebert GXT3 7A 48V offers a high-performance UPS battery solution focused on durability and dependable operation. The high rate discharge capability supplies the rapid energy discharge sometimes required by UPS units managing sudden load changes. Valve regulated, spill-proof construction reduces maintenance and enhances safety, making these batteries suitable for data centers, server rooms, and critical infrastructure installations. Low self-discharge helps retain capacity during periods of standby, contributing to a long-lasting battery lifecycle.
High vibration resistance ensures the batteries remain robust in environments with mechanical stress, while U.L. recognition and CE certification confirm compliance with recognized safety standards. These attributes make the batteries ideal for Uninterruptible Power Supply (UPS) units, emergency power supply systems, and battery-powered tools that require reliable backup. Each set is thoroughly tested by experienced technical staff to ensure compatibility and performance that meets or exceeds OEM expectations.
For technicians and facility managers maintaining Emerson-Liebert systems, this replacement set provides an affordable, high-quality option that helps preserve uptime and protect connected equipment.
Protect your Emerson-Liebert GXT3 7A 48V today—buy this replacement UPS battery set now for fast shipping and trusted, long-lasting battery performance.
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