Summary of Dyson V11 4000mAh Battery

This upgraded 4000mAh Dyson V11 replacement battery delivers higher energy density, extended runtime, and more than 500 charge cycles. Engineered for all Dyson V11 models, it offers effortless installation, strong compatibility, and long-lasting durability. Backed by Cestpower’s factory-direct quality and competitive pricing, it’s the ideal choice for restoring or upgrading your Dyson V11 performance.

25.2V 4000mAh Dyson V11 Cordless Vacuum Battery​ Parameters

Model: CPDSV1140

Battery Type: Rechargeable Li-ion Battery

Battery Cell: 21700 4000mAh

Nominal Capacity: 4000mAh

Nominal Voltage: 25.2V (7S1P)

Energy: 100.8Wh

Charge Cut-off Voltage: 29.4V

Discharge Cut-off Voltage: 19.25V

Standard Charge Current: 0.2C (800mA)

Max Charge Current: 1C (4000mA)

Cycle Life: More Than 500 Times

Dimensions: 80 × 80 × 180 mm

Weight: 695g

Charge Temperature Range: 0°C to 45°C

Discharge Temperature Range: -20°C to 65°C

Storage Temperature Range:

• -20℃~25℃: More than 12 months
• -20℃~45℃: Less than 3 months
• -20℃~60 ℃: Less than 1 month

Key Features – Dyson v11 Vacuum Battery​

⚡ Ultra-High Energy Density for Stronger Suction Performance

The Cestpower Dyson V11 4000mAh battery is built with high-energy-density lithium cells that deliver stable, efficient power output. This ensures your vacuum maintains strong suction even during heavy-duty cleaning tasks.

🔋 4000mAh Large Capacity — Longer Runtime Than the Original

Enjoy extended cleaning sessions thanks to the higher 4000mAh capacity, which surpasses standard Dyson V11 OEM batteries. With more available energy per charge, you can clean more area without interruption.

🔁 500+ Long Cycle Life for Maximized Value

Designed with premium-grade materials and smart protection circuits, this battery achieves over 500 charge cycles, ensuring lasting durability and lower long-term replacement costs.

🔧 Easy Installation — 100% Compatible With All Dyson V11 Models

This replacement battery is fully compatible with ALL Dyson V11 versions, including:
V11 Absolute / V11 Animal / V11 Torque Drive / V11 Outsize (original head) / V11 Complete / V11 Fluffy.
The plug-and-play design ensures hassle-free installation with no tools or technical skills required.

🏭 Factory-Direct Supply From Cestpower — Quality You Can Trust

As a top lithium battery manufacturer, Cestpower provides direct factory pricing, strict QC testing, and stable performance you can rely on. This means better value, consistent quality, and reliable after-sales support.

❓ FAQ – Frequently Asked Questions

Q1: Does the battery include protection circuits?

A: Yes, it is equipped with advanced safety protections for voltage, current, temperature, and short circuits.

Q2: How long does the dyson v11 battery last?

A: Dyson V11 battery typically lasts up to 60 minutes on Eco mode with a full charge. However, runtime decreases in higher suction modes because the motor draws significantly more power.

Q3: How to remove battery from dyson v11​?

A: To remove the Dyson V11 battery, simply unscrew the three Phillips screws—one at the handle and two at the base—then slide the battery downward. Make sure the vacuum is powered off before removal to ensure safety.

Q4: How long does dyson v11 battery take to charge​?

A: The Dyson V11 battery generally takes about 4.5 hours to fully charge from empty when using the official wall dock or charger. This charge time ensures the battery management system properly conditions the cells for optimal life and performance.

Q5: How to tell if a Dyson battery needs replacing?

A: You may need to replace your Dyson battery if the runtime drops sharply or the vacuum shuts off quickly even after a full charge. Frequent flashing red lights or charging issues are also strong indicators the battery is failing.

Cestpower Battery Replacement List for Dyson

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