Eaton Powerware 2-U-D5743 High Performance UPS Replacement Battery
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🔹 Please ensure the original battery model number is listed in our product description and that your device model number matches for compatibility.
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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 | 10 Ah
Terminal Type
F2
SigmasTek SP12-10 (12 Volts 10.5 AH) - Replacement for Eaton Powerware 2-U-D5743 UPS
Specifically matched to the Eaton Powerware 2-U-D5743, the SigmasTek SP12-10 (12 Volts 10.5 AH) serves as a dependable replacement UPS battery delivering consistent, reliable power when outages occur. This unit combines performance-focused design and factory-fresh construction to ensure your Eaton Powerware UPS continues to protect critical systems with minimal downtime.
Key Specifications
- Brand: SigmasTek (SP12-10)
- Voltage: 12 Volts
- Capacity: 10.5 AH
- Design: High Rate Discharge Design
- Construction: Valve Regulated Spill Proof Construction
- Feature: Low Self-discharge
- Feature: High Vibration Resistance
- Certifications: U.L. Recognized and CE Certified
- Condition: Brand New, Factory Fresh
- Warranty: 1 Year Warranty
Benefits
This high-performance UPS battery is built to provide reliable backup and consistent output under the stress of real-world use. The high rate discharge capability ensures the Eaton Powerware 2-U-D5743 can deliver higher power output over short durations when necessary, making it ideal for handling transient surges or maintaining critical loads. Its valve-regulated, spill-proof design provides maintenance-free operation and a safer installation environment.
Low self-discharge extends shelf life and readiness, so the battery retains capacity when not in active use. High vibration resistance helps protect internal components from mechanical stress, which is especially valuable in mobile or industrial installations. The U.L. recognition and CE certification indicate the product meets established safety and quality standards.
Common applications include Uninterruptible Power Supply (UPS) systems, emergency power supply setups, and battery-powered tools. Tested to meet or exceed OEM expectations by experienced technicians, this replacement battery is an excellent option for those seeking a long-lasting battery that won’t compromise on performance.
Secure reliable backup for your Eaton Powerware 2-U-D5743 today — purchase this replacement UPS battery now and benefit from proven performance and dependable protection.
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