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SigmasTek  |  SKU: BW-12578

Sonnenschein CR61.3 High Performance Replacement Battery

Sale price $5.92 USD Regular price $6.88
Shipping calculated at checkout.

➤ Meets or exceeds OEM Sonnenschein CR61.3 SLA battery specifications

➤ Maintenance-free AGM technology for reliable performance

➤ Spill-proof design ensures safe operation in any environment

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

➤ Backed by a 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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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

Sonnenschein CR61.3 Replacement Battery — Compatible with Sonnenschein CR61.3

Keep your emergency systems functioning with this Sonnenschein CR61.3 replacement battery. Engineered to meet OEM standards and deliver consistent power, this long-lasting battery is an ideal replacement for emergency lighting and a wide range of backup applications. Depend on it for performance and reliability when it matters most.

Key Specifications

  • Compatible Model: Sonnenschein CR61.3
  • Brand: SigmasTek (replacement)
  • Voltage: 6 Volts
  • Capacity: 1.2 Ah
  • Terminal Type: F1
  • 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

Benefits

  • Built to last: The AGM and maintenance-free construction provide enhanced durability and a long service life, making it a reliable long-lasting battery for standby applications.
  • Performance you can trust: This high-performance battery supplies stable power for emergency lighting, security alarms, and other critical systems during outages.
  • Certified safety and quality: U.L. and CE recognition ensures the replacement unit adheres to industry safety and reliability standards.
  • Wide-ranging applications: Ideal for emergency lighting, fire and security alarms, home & garden devices, consumer electronics, and medical equipment. Also suitable for UPS backup, emergency power roles, and compatible tool backup scenarios.
  • Leak-free design: Spill-proof construction allows safe installation and transport while reducing maintenance concerns.
  • Simple replacement: Standard 6V 1.2Ah size and F1 terminal make this replacement battery easy to install in compatible Sonnenschein units.

Ready to restore reliable power? Purchase this Sonnenschein CR61.3 replacement battery now and protect your critical systems with a brand new, high-performance battery backed by a 1 year warranty.


Payment & Security

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