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SigmasTek  |  SKU: BW-13526

National C01A Reliable Replacement Battery

Sale price $16.99 USD Regular price $24.71
Shipping calculated at checkout.

➤ Compact size: 3.78 inches length for easy fit

➤ Reliable 12-volt power output

➤ Lightweight design at 1.65 lbs for portability

➤ Durable 0.8 Ah capacity ensures steady performance

➤ Brand replacement for National Battery C01A models


📦🚀 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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Snap a photo or video of your battery and send it to us. We'll identify the exact replacement—fast and hassle-free. Our team has helped thousands of customers find the right battery quickly and easily.
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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

12 Volts | 0.8 Ah

Terminal Type

Special Connector

National Battery C01A Replacement Battery — Compatible with SigmasTek

The National Battery C01A replacement battery is a compact 12 Volt solution designed to serve SigmasTek-compatible systems that require steady, dependable power. This replacement battery offers a practical combination of size and reliability for small backup power setups and portable devices. If you need a trustworthy, long-lasting battery that integrates easily into existing equipment, the C01A provides the dependable performance expected in maintenance and emergency scenarios.

Key Specifications

  • Manufacturer: SigmasTek
  • Length (in.): 3.78
  • Brand Replacement: National Battery
  • Width (in.): 0.98
  • Voltage: 12 Volts
  • Height (in.): 2.44
  • Amp Hours: 0.8 Ah
  • Weight (lb.): 1.65
  • Model: C01A

Benefits

The C01A is engineered to be a long-lasting battery suited for applications such as small UPS units, emergency lighting, alarm and access control systems, and handheld tools that demand reliable 12 Volt power. Its sealed, maintenance-free design reduces upkeep and provides robust performance across standard standby and light cycle uses. When consistent output and longevity are priorities, the C01A offers dependable reserve capacity to handle short outages and critical shutdown sequences.

As a high-performance battery replacement, the C01A maintains stable voltage under typical loads, helping connected electronics perform predictably during power disturbances. The compact dimensions (3.78 x 0.98 x 2.44 inches) and lightweight construction (1.65 lb.) allow for flexible installation in constrained spaces without sacrificing performance. The 0.8 Ah capacity provides enough reserve for short-term backup and routine maintenance cycles.

Facilities and field technicians will find the C01A straightforward to install as a direct replacement in SigmasTek-compatible devices, simplifying inventory management and reducing equipment downtime. Common deployment areas include telecom backup modules, small UPS systems, medical monitoring and alarm panels, and portable testing equipment.

Ensure your systems remain protected with the National Battery C01A replacement battery — add it to your cart today for a dependable, high-performance, long-lasting battery solution you can trust.


Payment & Security

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