For questions, quotes, or help finding the right battery, feel free to email us at sales@batteryweb.com

New collections added! Learn more

🎉 First Order Special 🎉

First-time shoppers get 5% OFF on batteries & accessories!

WELCOME5
SigmasTek  |  SKU: BW-9917

Lifeline E101 High Performance Replacement Medical Battery

Sale price $4.99 USD Regular price $6.73
Shipping calculated at checkout.

➤ Factory fresh SP6-1.2 battery ensures reliable performance for your Lifeline E101 device

➤ High-quality Absorbent Glass Mat (AGM) technology for enhanced durability and safety

➤ Maintenance-free and spill-proof design for hassle-free use and long-lasting power

➤ Rugged plastic case with U.L. recognition and CE certification for trusted safety standards

➤ Backed by a 1-year warranty and guaranteed 100% compatibility with original Lifeline E101 battery


📦🚀 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.

📸 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 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

6 Volts | 1.2 Ah

Terminal Type

F1

SP6-1.2 (6V 1.4AH) Replacement Battery for Lifeline E101 Medical Device

Upgrade your Lifeline E101 medical device with this factory-fresh SP6-1.2 (6V 1.4AH) replacement battery engineered for reliable operation, consistent performance, and peace of mind. This high-performance battery delivers the dependable power you expect from OEM-quality replacements while offering a cost-effective solution for medical device maintenance. Designed for compatibility with the original Lifeline E101 battery, this long-lasting battery helps ensure your device is ready when it matters most.

Key Specifications

  • Model: SP6-1.2 (6V 1.4AH)
  • Technology: Absorbent Glass Mat (AGM) Technology
  • Design: Maintenance-Free Design
  • Construction: Spill Proof Construction
  • Case: Rugged Plastic Case And Cover
  • Certifications: U.L. Recognized and CE Certified
  • Condition: Brand New, Factory Fresh
  • Performance: Performance Guaranteed
  • Warranty: 1 Year Warranty
  • Brand: SigmasTek
  • Voltage: 6 Volts
  • Capacity references: 1.4 AH (listed in product title) and 1.2 AH (footer notation)
  • Terminal: F1

Benefits

This SP6-1.2 replacement battery is built with AGM technology to provide superior vibration resistance, low internal resistance for efficient charging, and a maintenance-free experience that reduces downtime. As a high-performance battery, it offers consistent voltage under load and reliable recharge cycles, making it ideal for medical monitoring equipment where steady power is critical.

Durability is a core advantage: the rugged plastic case and spill-proof construction protect internal components and prevent leakage, while U.L. recognition and CE certification confirm safety and manufacturing quality. The included one year warranty underlines the manufacturer’s confidence and gives you added assurance for everyday use.

This long-lasting battery is suitable for a wide range of applications beyond medical devices: it works well in UPS back-up systems, emergency power supplies, portable medical monitors, and light-duty tools that require compact, dependable power. Whether you need a direct replacement for a Lifeline E101 or a robust power source for backup applications, this SP6-1.2 offers a dependable solution.

Ready to replace your old Lifeline E101 battery? Order this SP6-1.2 high-performance replacement battery now to restore peak performance and enjoy long-lasting, maintenance-free power. Purchase today and get fast shipping and a 1 year warranty for worry-free operation.


Payment & Security

Payment methods

  • American Express
  • Apple Pay
  • Diners Club
  • Discover
  • Google Pay
  • Mastercard
  • PayPal
  • Shop Pay
  • Visa

Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.