Yuasa NPX-150B High Performance 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
12 Volts | 40 Ah
Terminal Type
Nut & Bolt
Yuasa NPX-150B Replacement Battery — Compatible with Yuasa NPX-150B
This replacement battery is engineered for direct compatibility with the Yuasa NPX-150B model, delivering reliable performance when you need it most. Built using Absorbent Glass Mat (AGM) technology and sealed lead acid (SLA) construction, this high-performance battery meets or exceeds OEM specifications for the Yuasa NPX-150B. Whether you are restoring backup power to UPS equipment, replacing a battery in emergency lighting, or refreshing power for industrial tools, this long-lasting battery offers maintenance-free operation and dependable energy delivery you can trust.
Key Specifications
- Compatible Model: Yuasa NPX-150B
- Type: Rechargeable Sealed Lead Acid (SLA)
- Technology: Absorbent Glass Mat (AGM)
- Voltage: 12 Volts
- Capacity: 40 Ah
- Terminal: Nut & Bolt
- Brand: SigmasTek (replacement for Yuasa NPX-150B)
- Condition: Brand New, Factory Fresh
- Certifications: U.L. Recognized and CE Certified
- Design: Maintenance-Free with Spill Proof Construction
- Warranty: 1 Year Warranty
- Meets/Exceeds: OEM SLA battery specifications
Benefits
Choose a replacement battery designed for longevity and consistent output. The AGM construction delivers a spill-proof, vibration-resistant design that enhances durability and extends service life compared to conventional flooded batteries. As a high-performance battery option, it supports deep discharge recovery and reliable charge acceptance, making it ideal for frequent cycling in critical systems. Because it is maintenance-free, there is no need for routine water topping or electrolyte checks, reducing upkeep time and expense.
This long-lasting battery is ideal for a wide range of typical applications: uninterruptible power supplies (UPS), emergency power systems, alarm and security panels, medical devices, telecom systems, solar energy storage, and portable or stationary tools. The nut & bolt terminals provide secure connections in installations where vibration or movement could loosen less robust terminals. U.L. and CE recognition ensures the product meets safety and performance standards across commercial and industrial environments.
If you require a dependable replacement battery that mirrors the original Yuasa NPX-150B specifications, this SigmasTek 12V 40Ah SLA battery provides a cost-effective, high-quality substitute. Enjoy peace of mind from reliable power delivery and a 1 year warranty.
Ready to upgrade your power system? Order this Yuasa NPX-150B replacement battery now and restore full performance with a trusted, high-performance battery solution.
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