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SigmasTek  |  SKU: BW-4314

Enerwatt WP7.5-12 UPS High Performance Replacement Battery

Sale price $14.91 USD Regular price $18.84
Shipping calculated at checkout.

➤ High rate discharge performance for Enerwatt WP7.5-12 UPS

➤ Valve regulated spill-proof construction for safety

➤ Low self-discharge maintains battery charge

➤ High vibration resistance for durability

➤ Includes 1 year warranty and certifications


📦🚀 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

F1

SigmasTek SP12-7.5 Replacement for Enerwatt WP7.5-12 UPS

Specifically compatible with the Enerwatt WP7.5-12 UPS, the SigmasTek SP12-7.5 (12 Volts) is a tested replacement UPS battery built for consistent performance, safety and reliability. This high-performance UPS battery supports high rate discharge needs and functions as a long-lasting battery solution for emergency power and UPS applications. Installation requires reuse of all original cables and hardware from your Enerwatt unit.

Key Specifications

  • Brand: SigmasTek
  • Model: SP12-7.5
  • Voltage: 12 Volts
  • Capacity: listed in product text as 7 AH and referenced as 7.5 Ah (SP12-7.5)
  • Terminal type: F1 (as referenced in product tag)
  • Design: High Rate Discharge Design
  • Construction: Valve Regulated, Spill Proof
  • Self-discharge: Low Self-discharge
  • Resistance: High Vibration Resistance
  • Certifications: U.L. Recognized and CE Certified
  • Condition: Brand New, Factory Fresh
  • Warranty: 1 Year Warranty
  • Compatible with: Enerwatt WP7.5-12 UPS unit
  • Note: Must use existing cables and hardware from original configuration
  • Typical Applications: Uninterruptible Power Supply (UPS) Units, Emergency Power Supply, Battery Powered Tools

Benefits

This SigmasTek replacement is optimized for environments where reliable backup power is essential. The high rate discharge profile supplies the extra current required by some UPS topologies, making it an ideal high-performance UPS battery choice for Enerwatt WP7.5-12 users. Its valve-regulated, spill-proof design and low self-discharge make maintenance simple while extending usable life.

Certified to U.L. and CE standards and built with high vibration resistance, the unit is suitable for a variety of use cases—from stationary UPS racks to portable emergency systems and battery-powered tools. As a brand new, factory fresh product backed by a 1 year warranty, this replacement offers a cost-effective, long-lasting battery option to protect your equipment and preserve uptime.

All batteries are tested by our technical staff to ensure they meet or exceed OEM specifications for the Enerwatt WP7.5-12, so you can trust performance and compatibility.

Restore full backup capability for your Enerwatt WP7.5-12 — buy this replacement UPS battery now and secure a long-lasting battery that delivers dependable, high-performance power when it matters most.



Payment & Security

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