Dyna-Ray S18186 High Performance Replacement Battery
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⚠️ 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 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
                      
                    
                  
                  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
⚠️ 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
Dyna-Ray S18186 Replacement Battery — Compatible with Dyna-Ray S18186
This replacement battery is engineered for direct compatibility with the Dyna-Ray S18186 emergency lighting system. Offering dependable performance and reliable standby power, this high-quality, high-performance battery is designed to meet or exceed OEM specifications. If you need a long-lasting battery that restores your emergency lighting to factory-level reliability, the Dyna-Ray S18186 replacement battery delivers consistent output and maintenance-free operation for peace of mind in critical situations.
Key Specifications
- Product Type: Rechargeable Sealed-Lead-Acid (SLA) Emergency Lighting Battery
 - Technology: Absorbent Glass Mat (AGM) Technology
 - Design: Maintenance-Free Design with Spill Proof Construction
 - Certifications: U.L. Recognized and CE Certified
 - Condition: Brand New, Factory Fresh
 - Warranty: 1 Year Warranty
 - Compatibility: Dyna-Ray S18186 (meets or exceeds OEM SLA battery specifications)
 - Listing Info: Dyna-Ray S18186 Battery (Replacement)*SigmasTek*6 Volts4.5 AHF1
 
Benefits
Built with AGM technology and a sealed, spill-proof design, this replacement battery is ideal for emergency lighting applications and other standby power needs. The maintenance-free construction reduces upkeep, making it simple to install and forget until needed. As a high-performance battery option, it provides stable output under load, delivering the power required during outages or critical events.
Durability is a primary advantage: the valve-regulated SLA design and factory-fresh condition help ensure a long-lasting battery life in typical emergency lighting service. The combination of AGM construction and certified quality (U.L. and CE) means dependable, safe operation in enclosed fixtures and emergency housings. Typical applications include emergency lighting systems, exit signs, UPS backup for small electronics, and other emergency power circuits that rely on immediate, dependable energy.
Whether you are replacing an old cell or stocking a maintenance closet, this replacement battery provides consistent charge acceptance and reliable standby capacity for emergency lighting fixtures. It is a smart choice when you need a long-lasting battery that performs under pressure and meets strict safety standards.
Ready to restore reliable emergency power? Order this Dyna-Ray S18186 replacement battery today to secure a high-performance battery that is maintenance-free, certified, and backed by a 1 Year Warranty. Purchase now for dependable emergency lighting performance.
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Payment & Security
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