Enersys NP8.5-6 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.
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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 | 8.5 Ah
Terminal Type
F1
Enersys NP8.5-6 Replacement Battery — Compatible with Enersys NP8.5-6
Replace your depleted Enersys NP8.5-6 with a reliable, OEM-compatible unit that restores power and performance. This replacement battery is crafted to meet or exceed Enersys NP8.5-6 SLA specifications, providing consistent voltage and dependable operation for demanding standby and portable applications. If you need a high-performance battery that offers durability and compatibility, the Enersys NP8.5-6 replacement delivers the reliability your systems require.
Key Specifications
- Compatible Model: Enersys NP8.5-6
- Replacement Brand: SigmasTek
- Battery Type: Rechargeable Sealed Lead Acid (SLA)
- Technology: Absorbent Glass Mat (AGM)
- Voltage: 6 Volts
- Capacity: 8.5 Ah
- Terminal Type: F1
- Maintenance: Maintenance-Free Design with Spill Proof Construction
- Certifications: U.L. Recognized and CE Certified
- Condition: Brand New, Factory Fresh
- Warranty: 1 Year Warranty
Benefits
The Enersys NP8.5-6 replacement battery offers robust construction and consistent electrical performance, making it an ideal long-lasting battery option for backup power and portable equipment. AGM technology provides efficient charge acceptance and low internal resistance, supporting reliable starts and steady power delivery. As a maintenance-free, spill-proof unit, it minimizes upkeep while increasing safety in enclosed or mobile installations.
This high-performance battery is certified by U.L. and CE, ensuring industry-standard safety and quality compliance for a variety of uses. It performs well in UPS and emergency power systems where uninterrupted operation is critical, and it is equally suitable for security systems, medical monitoring devices, and portable tools that demand stable SLA power. The combination of brand-new condition and a 1 Year Warranty gives you confidence in purchase and ongoing performance.
Installation is straightforward thanks to the standard form factor and F1 terminal compatibility, enabling a quick swap to restore functionality. Choosing this Enersys NP8.5-6 replacement battery gives you the advantages of a cost-effective, certified solution without compromising runtime or reliability.
Don’t wait — replace your NP8.5-6 today with this dependable, high-performance battery and secure continued operation for your critical systems. Order now and take advantage of our competitive pricing and 1 Year Warranty.
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