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SigmasTek  |  SKU: BW-11505

Sonnenschein 6V/4AHSP High Performance Replacement Battery

Sale price $9.44 USD Regular price $10.97
Shipping calculated at checkout.

➤ 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

➤ Brand new and factory fresh for optimal battery life

➤ 1-year warranty guarantees peace of mind and durability


📦🚀 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 | 4.5 AH

Terminal Type

F1

Sonnenschein 6V/4AHSP Replacement Battery — Compatible with Sonnenschein 6V/4AHSP

This Sonnenschein 6V/4AHSP replacement battery delivers reliable compatibility, consistent performance, and proven reliability for emergency lighting and standby systems. Designed as a direct OEM-style swap, this high-performance battery is engineered to meet or exceed the original Sonnenschein 6V/4AHSP specifications. Whether you need a dependable emergency lighting cell or a long-lasting battery for critical standby applications, this unit offers maintenance-free operation and rugged, spill-proof construction for worry-free service life.

Key Specifications

  • Model: Sonnenschein 6V/4AHSP (Replacement)
  • Brand (OEM): Sonnenschein
  • Replacement Brand/Listing: SigmasTek
  • Battery Type: Rechargeable Sealed-Lead-Acid (SLA) Emergency Lighting Battery
  • Technology: Absorbent Glass Mat (AGM) Technology
  • Design: Maintenance-Free with Spill Proof Construction
  • Certification: U.L. Recognized and CE Certified
  • Condition: Brand New, Factory Fresh
  • Warranty: 1 Year Warranty
  • Compatibility Guarantee: 100% compatibility with Sonnenschein 6V/4AHSP
  • Alternate listing details (from product text): 6 Volts / 4.5 AH / F1 terminal (as shown in product string)
  • Best Price Guarantee: Seller guarantees best price

Benefits

  • Durability: AGM construction provides a robust, vibration-resistant internal structure that extends service life in frequent-use and high-vibration environments.
  • Long Life: Maintenance-free, sealed design prevents sulfation and electrolyte loss, delivering consistent capacity and a long-lasting battery for standby use.
  • High Performance: Engineered to meet or exceed OEM specifications, this replacement battery provides dependable recharge acceptance and steady output under load—ideal for emergency lighting systems.
  • Safety and Certification: U.L. recognition and CE certification ensure compliance with safety and performance standards for commercial and residential installations.
  • Maintenance-Free Design: AGM and sealed technology eliminate the need for periodic watering or maintenance, reducing downtime and service costs.
  • Spill-Proof Construction: Safe for indoor mounting in emergency fixtures, exit signs, UPS units, and other confined installations.
  • Typical Applications: Designed for emergency lighting, exit signs, fire and security systems, uninterruptible power supplies (UPS), alarm systems, medical equipment backup, and other standby power roles.
  • Easy Replacement: Direct-fit compatibility with Sonnenschein 6V/4AHSP models simplifies replacement and minimizes installation time.

Replace your worn battery today with this trusted Sonnenschein 6V/4AHSP replacement battery. If you need a high-performance battery that is a long-lasting battery for emergency lighting and standby applications, this unit offers the reliability and certifications you expect. Order now to secure fast delivery and the included 1 Year Warranty — upgrade to reliable power today.


Payment & Security

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