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SigmasTek  |  SKU: BW-11869

Emergi-Lite ILSM36 Reliable Replacement Battery

Sale price $61.99 USD Regular price $95.59
Shipping calculated at checkout.

➤ Absorbent Glass Mat (AGM) technology for superior performance

➤ Maintenance-free, spill-proof design ensures safety and reliability

➤ U.L. Recognized and CE Certified for quality assurance

➤ Compatible replacement for Emergi-Lite ILSM36 emergency lighting

➤ Includes 1-year warranty and factory-fresh condition


📦🚀 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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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.
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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

6 Volts | 20 Ah

Terminal Type

Nut & Bolt

Emergi-Lite ILSM36 Replacement Battery — Compatible with Emergi-Lite ILSM36

The Emergi-Lite ILSM36 replacement battery is a premium, drop-in replacement engineered for compatibility, performance, and reliability. This replacement battery meets or exceeds OEM SLA battery specifications and is built with AGM technology for steady, dependable power in emergency lighting and life-safety systems. Its maintenance-free, spill-proof design ensures safe, hassle-free installation and long-term operation.

Key Specifications

  • Compatible Model: Emergi-Lite ILSM36
  • Voltage: 6 Volts
  • Capacity: 20 Ah (Amp-hours)
  • Technology: Absorbent Glass Mat (AGM)
  • Design: Maintenance-Free
  • Construction: Spill Proof
  • Certifications: U.L. Recognized and CE Certified
  • Condition: Brand New, Factory Fresh
  • Warranty: 1 Year Warranty
  • Brand: SigmasTek
  • Terminal Type: Nut & Bolt
  • Compatibility Note: Meets or exceeds OEM SLA battery specifications

Benefits

  • Tough and Reliable: The AGM construction and sealed design protect the battery against spills and vibration, delivering a durable solution for commercial and residential safety systems.
  • Long Lifespan: As a long-lasting battery, it supports consistent backup power over many cycles, reducing the need for frequent replacements and lowering total cost of ownership.
  • High-Performance Output: Built as a high-performance battery, it supplies steady voltage and dependable current for emergency lighting, alarms, and sensitive electronic equipment.
  • Maintenance-Free Simplicity: The sealed, maintenance-free format eliminates regular servicing tasks, making it easy to install and manage across multiple units or facilities.
  • Multi-Purpose Use: In addition to emergency lighting and alarm systems, this replacement battery is well-suited for UPS systems, emergency power configurations, and power tools that rely on stable backup energy.
  • Certified Safe: U.L. recognition and CE certification confirm the battery meets recognized safety standards for peace of mind.

Don’t risk losing critical power—purchase your Emergi-Lite ILSM36 replacement battery today. Order the factory-fresh SigmasTek 6V 20Ah unit now and get dependable, long-lasting backup power backed by a 1 Year Warranty.


Payment & Security

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