National Power Corporation GS056S2 High-Performance Compatible Replacement Battery
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    🔹 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 | 36 Ah
Terminal Type
F2
National Power Corporation GS056S2 Replacement Battery — Compatible with GS056S2
This replacement battery is specifically engineered for the National Power Corporation GS056S2 model, delivering reliable compatibility, consistent performance, and dependable uptime for your emergency lighting and backup systems. Built with Absorbent Glass Mat (AGM) technology and offered brand new from SigmasTek, this replacement battery provides the peace of mind you need for critical systems. Whether you need a long-lasting battery for emergency lighting, a high-performance battery for security equipment, or a dependable replacement battery to keep medical and consumer electronics running, the GS056S2 is designed to meet or exceed OEM SLA specifications.
Key Specifications
- Compatible Model: National Power Corporation GS056S2
 - Brand: SigmasTek
 - Battery Type: SLA (Sealed Lead Acid) with Absorbent Glass Mat (AGM) Technology
 - Voltage: 6 Volts
 - Capacity: 36 Ah
 - Terminal Type: F2
 - Design: Maintenance-Free, Spill Proof Construction
 - Certifications: U.L. Recognized and CE Certified
 - Condition: Brand New, Factory Fresh
 - Warranty: 1 Year Warranty
 
Benefits
- Durability & Reliability — Constructed with AGM technology and spill-proof design, this replacement battery resists vibration and offers stable performance under frequent charge/discharge cycles, making it a long-lasting battery choice for mission-critical systems.
 - High Performance — Engineered to meet or exceed OEM SLA specifications, the GS056S2 replacement provides consistent output and rapid recharge characteristics, delivering the dependable power you expect from a high-performance battery.
 - Low Maintenance — The maintenance-free design eliminates the need for water topping or frequent checks, reducing upkeep for facility managers and homeowners alike.
 - Certifications & Safety — U.L. Recognition and CE certification mean the battery adheres to established safety and quality standards for use in regulated environments.
 - Versatile Applications — Ideal as an emergency lighting replacement battery and perfect for security alarms, fire alarms, home & garden equipment, consumer electronics, and medical equipment. It also serves well in UPS systems, emergency power setups, portable tools, and other backup applications requiring a dependable SLA solution.
 - Ready-to-Install — Delivered factory fresh and ready for immediate installation with standard F2 terminals for straightforward replacement.
 
Ready to upgrade to a long-lasting battery that delivers reliable emergency power? Order this National Power Corporation GS056S2 replacement battery today and enjoy a cost-effective, high-performance battery solution backed by a 1 year warranty. Click to purchase now and secure dependable backup power for your equipment.
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