12v 9ah sealed lead acid battery – 第 2 页

Electric Motorcycle • SLA Battery

12V 9Ah Sealed Lead-Acid Battery – Reliable Power for Home, Business & Industry

The 12V 9Ah sealed lead-acid battery is your all-in-one power solution—compact, safe, and built to perform. Perfect for UPS systems, security devices, mobility equipment, scooters, medical tools, and outdoor electronics, it delivers dependable energy wherever it’s needed. Designed with a maintenance-free sealed structure and long floating life, it offers stability, durability, and peace of mind for daily use. Businesses value its consistent performance and easy integration into OEM applications, while consumers appreciate the simple installation and reliable backup power. Whether for home or professional use, this battery ensures trusted energy and cost-effective performance every time.

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Parameter	Specification
Nominal Voltage (V)	12 (6 cells per unit)
Designed Floating Life (20°C)	5 Years
Nominal Capacity (25°C)	9 Ah @ 20HR-rate (to 1.80Vpc)
Dimension (mm)	L151 × W65 × H101
Approx. Weight	2.6 kg (5.7 lbs)
Terminal Type	Fasten Tab F2
Internal Resistance	Approx. 0.022 Ohm (fully charged @ 25°C)
Max. Charge Current	2.25 A
Max. Discharge Current (5S)	125 A
Short Circuit Current	600 A
Self Discharge	Approx. 2.5% per month @ 20°C
Ambient Temperature	Discharge: -25-65°C; Charge: -25 60°C; Storage: -25~60°C
Float Charge Voltage	13.5 V @ 25°C (-3mV/cell/°C)
Equalize & Cycle Use Charge Voltage	14.1–14.4 V @ 25°C
Container Material	ABS (UL94-V0 optional)

Brand	Model / Machine
APC	Back-UPS BE650G1
APC	Back-UPS BE750G
APC	Back-UPS BR700G
APC	Back-UPS BE850M2
APC	Back-UPS BN900M
CyberPower	CP825AVR-G
CyberPower	CP1500AVRLCD
Eaton	5E 900i
Vertiv / Liebert	PSI5-1100
Riello	Net Power NPW 800
Prolink (SEA)	PRO903-ERS
Prolink (SEA)	PRO901-ERS
FSP	Champ Tower 1K
Delta	Agilon VX-1500 (EMEA)
AEG	Protect A 700
Mustek	PowerMust 1500
Tripp Lite (Eaton)	SMART1500LCD
Tripp Lite (Eaton)	SMX1500LCD
Santak	Castle C1K UNI
Humminbird	ICE HELIX 5 CHIRP GPS G3

Charge Regularly, Don’t Wait for Empty
Try not to let your battery drain all the way down. Keeping it charged above 30–40% helps protect the plates inside and avoids deep discharge damage.
Use the Right Charger
Always match your battery with a good-quality charger (with overcharge protection). A charger designed for lead-acid batteries ensures safe and steady charging.
Avoid Overcharging
Leaving the battery on charge for too long can shorten its life. Follow the recommended float voltage (around 13.5V at 25°C) and cycle voltage (14.1–14.4V at 25°C).
Keep it Cool
Heat is the enemy of batteries! Store and operate your battery in a cool, ventilated space. High temperatures speed up self-discharge and reduce lifespan.
Store it Properly
If you’re not using the battery for a while, recharge it fully before storage and top it up every 2–3 months to avoid sulfation.
Check Connections
Loose or corroded terminals can waste energy and create overheating. Keep connections clean, tight, and protected from rust.
Don’t Overload It
Stick to the recommended max discharge current. Using the battery for devices that demand too much power can cause heat build-up and shorten its cycle life.
Gentle First Use
For a new battery, give it a few light cycles before pushing it to maximum load. This helps the battery “settle in” and perform better long-term.
Avoid Extreme Cold
While the battery can work in low temperatures, capacity drops in the cold. If possible, keep it insulated or warm during winter use.
Regular Health Checks
If your battery is in a UPS, scooter, or system you rely on, check it every 6–12 months. Replace it when capacity noticeably drops—don’t wait until it fails suddenly.

1. Safety First

Always wear protective gloves and safety glasses when handling the battery.
Avoid short-circuits by never connecting the positive and negative terminals directly.
Do not disassemble the battery.
Keep the battery away from open flames, sparks, or high temperatures.

2. Unpacking & Inspection

Inspect the battery for any visual damage and confirm terminals are intact.
Ensure the battery matches required specifications.

3. Pre-Installation Preparation

Power off the device before replacing or installing the battery.
If replacing an old battery: disconnect the negative terminal first, then the positive.
Place the battery securely in the compartment, ensuring correct orientation.

4. Connecting the Battery

Connect the positive (+) terminal first, then the negative (–).
Make sure terminals are clean and connections are tight.
Remove any corrosion and ensure contacts are secure.

5. Initial Charging

Fully charge the battery before the first use.
For standby use: charge at 13.6–13.8 V (≤2.7 A).
For cycle use: charge at 14.5–14.9 V (≤2.7 A).

6. Charging Guidelines

Use a two-stage constant voltage charger: bulk charge, then float charge.
Recommended charging range: 12.9–14.4 V total.
Charging current: 0.9–2.7 A (10–30% of capacity).

7. Maintenance & Use Tips

Inspect for cracks, leaks, or swelling regularly.
Clean terminals and keep surroundings dry.
Operate within 20–25 °C for best performance.
Avoid deep discharges—recharge soon after use.

8. Troubleshooting Quick Guide

Won’t charge? Check charger voltage, connections, or battery condition.
Short runtime or low capacity? Battery may be aging or overloaded.
Overheating or swelling? Disconnect immediately and replace.

9. Storage & Long-Term Care

Fully charge the battery before storage.
Store in a cool, dry place.
Recharge every 3–6 months during storage.

10. Recycling & Disposal

Dispose or recycle the battery according to local regulations.
Many suppliers offer take-back or recycling programs.

Certifications

CE / RoHS compliance
ISO 9001 quality management
Transport: UN 2800 packaging guidance

Warranty

12‑month limited warranty against manufacturing defects. Technical support available for installation and charging best practices.

Why Choose Our 12V 9Ah Lead-Acid Battery?

12V 9Ah Power Pack – Reliable Energy for UPS, Mobility, and Everyday Machines

Premium No. 1 Refined Lead

Made with ultra-pure lead (purity >99.994%), our battery delivers superior performance in capacity, charging efficiency, and discharge capability, ensuring a reliable power source for your electric vehicle.

High-Strength ABS Plastic Shell

The robust ABS casing offers exceptional impact and vibration resistance, protecting the battery from damage and ensuring long-term durability even in demanding conditions.

Optimized Internal Design

Our innovative internal layout extends battery lifespan and enhances safety, minimizing risks and maximizing reliability for worry-free operation.

High-Quality Active Materials

Premium active materials provide higher energy density and better utilization rates, resulting in stronger performance and longer-lasting power.

Multi-Microporous AGM Separator

The advanced AGM separator improves sealing efficiency, prevents active material shedding from the positive plate, and boosts battery capacity and lifespan.

Golden Acid Ratio

Our precisely formulated acid composition enhances performance, delivering stronger power output and enabling longer rides with extended durability.

Graphene Patent Technology

Incorporating cutting-edge graphene technology, our battery offers improved conductivity and efficiency, setting it apart from conventional lead-acid batteries.

Advanced Formula & Computerized Assembly

Our state-of-the-art manufacturing process, combined with high-purity refined lead, ensures heat and cold resistance, delivering a longer-lasting and more reliable battery.

Certifications & Warranty

Product Certifications

CE • UN38.3 • RoHS
Shipping documents: MSDS, Test Report

Factory Certifications

ISO 9001 • ISO 14001
End-of-line testing with traceability

Warranty

One year from the date of shipment

Purchase & Support

Ordering

MOQ: 500 units (customizable for pilot)
Lead time: 7–15 days (stock) / 25–35 days (OEM)
Trade terms: EXW / FOB / CIF / DDP

Packaging

Anti-shock foam and insulated terminals
UN-certified cartons for air/sea transport
Palletized for bulk shipments

Downloads

Datasheet (PDF)
MSDS
Test Report

Frequently Asked Questions (FAQ)

How long does this battery typically last?

Most sealed lead-acid batteries live for about 3–5 years, depending on how often you discharge and recharge them and how well you care for them.

Does the battery come fully charged?

Nope—it usually arrives at about 80–90% charge. We recommend charging it fully for around 24 hours before first use.

What can I use this battery for?

It’s incredibly versatile—perfect for UPS backup, alarm systems, mobility devices, emergency lighting, telecom gear, solar setups, and more.

Is it maintenance-free?

Yes! It’s a sealed, valve-regulated design (AGM/VRLA), so you don’t need to top it up with water or perform any maintenance.

Can I replace a 12V 4Ah battery with this 9Ah one?

Generally, yes—as long as the voltage, size, and terminal type match your device. Many people do this for longer runtime.

What voltage should I charge it at?

For float (standby) charging: about 2.30 V per cell (~13.8 V total); for fast or cycle charging: up to 2.45 V per cell (~14.7 V)—using a proper voltage-regulated charger.