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SigmasTek  |  SKU: BW-12536

Chloride NMF251Q2 Compatible Replacement Battery

Sale price $22.11 USD Regular price $25.71
Shipping calculated at checkout.

➤ Compatible replacement for Chloride NMF251Q2 emergency lighting battery

➤ Uses advanced Absorbent Glass Mat (AGM) technology for reliable performance

➤ Maintenance-free and spill-proof design for safety and convenience

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

➤ Includes 1-year warranty and brand new, 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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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 | 12 Ah

Terminal Type

F1

Chloride NMF251Q2 Battery Replacement — Compatible with Chloride NMF251Q2

Designed to meet or exceed OEM specifications, this replacement battery for the Chloride NMF251Q2 provides reliable compatibility, strong performance, and proven durability for emergency lighting systems. If you’re searching for a dependable replacement battery that offers maintenance-free operation and safety certifications, the Chloride NMF251Q2 high-performance battery is a cost-effective solution engineered for emergency readiness and long-term reliability.

Key Specifications

  • Model: Chloride NMF251Q2 (Replacement)
  • Type: Rechargeable Sealed-Lead-Acid (SLA) Emergency Lighting Battery
  • Technology: Absorbent Glass Mat (AGM) Technology
  • Design: Maintenance-Free with Spill Proof Construction
  • Voltage: 6 Volts
  • Capacity: 12 Ah
  • Terminal: F1
  • Brand/Source: SigmasTek (brand new)
  • Certifications: U.L. Recognized and CE Certified
  • Condition: Brand New, Factory Fresh
  • Warranty: 1 Year Warranty

Benefits

With AGM construction and a sealed, maintenance-free design, this replacement battery delivers consistent, reliable power across repeated discharge and recharge cycles. It functions as a long-lasting battery for emergency lighting and other standby applications, reducing downtime and maintenance needs. The spill-proof casing makes it safe for enclosed fixtures and indoor use, while the U.L. and CE recognitions confirm adherence to established safety and performance criteria.

As a high-performance battery built for standby service, the Chloride NMF251Q2 replacement is suitable for a wide range of applications: emergency and exit lighting, small UPS units, alarm and security systems, and other low-voltage backup duties where dependable power is required. Its F1 terminal and 6V/12Ah specification make it a direct fit when replacing original Chloride modules that require the same form factor and electrical characteristics.

Purchasing this replacement battery ensures you receive a factory-fresh unit backed by a one-year warranty, offering both peace of mind and immediate installation readiness. The combination of certified safety, maintenance-free operation, and strong performance makes it a practical, cost-effective choice for facility managers, electricians, and maintenance teams.

Don’t wait until a failure compromises safety—buy the Chloride NMF251Q2 replacement battery now to secure a reliable, high-performance battery that keeps your emergency systems ready when needed.


Payment & Security

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