ER11 0.8KW 65mm Round Air Cooled Spindle Motor Kit With VFD Kit for CNC Router Engraving Machine

 ER11 0.8KW Air Cooled CNC Spindle Motor Kit for CNC Router Engraving

The Zhong Hua Jiang ER11 0.8KW Air Cooled CNC Spindle Motor Kit is a complete spindle upgrade solution for CNC router engraving machines, desktop CNC routers and small workshop CNC milling projects. The kit includes a Φ65mm 0.8KW round air-cooled spindle motor, 1.5KW VFD inverter, Φ65mm clamp mount, ER11 collets, drill bits, aviation wire, power wire and wrenches.

This air-cooled CNC spindle motor kit is suitable for engraving, milling and light cutting on wood, acrylic, MDF, PVC, plastics, PCB boards and soft metals such as aluminum and brass. It is a practical choice for users who need higher power and better runout control than entry-level DC spindles, while keeping the cooling system simple and low maintenance.

 ER11 0.8KW Air Cooled Spindle Motor Kit Key Specifications

 Video of ER11 0.8KW Air Cooled CNC Spindle Motor Kit

 CATALOGUE OF ZHONG HUA JIANG (PDF Download)

  CNC Router Machine Catalogue 2025.pdf

 ER11 0.8KW Air Cooled Spindle Motor Kit for Sale

Are you searching for an efficient and reliable solution to power your CNC woodworking or DIY crafting projects? Look no further than our Zhong Hua Jiang Air Cooled Spindle Motor Kit.

This compact and robust air cooled spindle motor kit is designed to meet the needs of hobbyists, students, and small-scale creators. With its high-performance capabilities, our Zhong Hua Jiang Air Cooled Spindle Motor Kit is easy to integrate and can handle a variety of tasks, from engraving intricate patterns to cutting precise designs. Whether you're enhancing woodwork with detailed engravings, crafting complex patterns, or learning CNC as a student, this air cooled spindle motor kit delivers exceptional results with industry-standard CNC software compatibility.

Our Zhong Hua Jiang Air Cooled Spindle Motor Kits for sale are built to meet high-quality standards, constructed with durable materials to ensure long-lasting performance and precision. The air-cooling system ensures efficient heat dissipation, making it a low-maintenance addition to your CNC setup.

Investing in our Zhong Hua Jiang Air Cooled Spindle Motor Kit is a smart choice for anyone looking to enhance their CNC machine's capabilities and streamline their creative process.

 Original Technical Specifications and Package Details

 Applications and Use Cases for 0.8KW CNC Spindle Motor

Wood

Acrylic

Soft Metals

 Features of ER11 0.8KW Air Cooled CNC Spindle Motor

Zhong Hua Jiang ER11 0.8KW Air Cooled Spindle Motor Kit features an intelligent control system, designed for ease of operation, making it accessible for users of all skill levels.

The kit includes the ER11 65mm round air-cooled spindle motor (Φ65mm x 244mm, 2.6kg), a matched VFD (typically 0.75-1.5KW, 110V/220V compatible, 400Hz), Φ65mm clamp mount, ER11 collet set (1-7mm), aviation/power wires, wrenches, and often drill bits for immediate setup. Delivering 0.8KW power at speeds from 5,000-24,000 RPM with runout under 0.005mm, its four upgraded steel bearings extend lifespan up to 3x longer than standard models, while dynamic balance tech minimizes noise and vibration.

The air-cooled design provides efficient, low-maintenance heat dissipation without water pumps, making it perfect for compact CNC routers like 3018/3020 models and tasks on wood, acrylic, PVC, and soft metals. Pre-wired aviation connectors and intelligent VFD controls enable plug-and-play speed adjustment in minutes, simplifying upgrades for enhanced accuracy and reliability.

Key Features of Air Cooled CNC Spindle Motor

User-Friendly Control 

Zhong Hua Jiang ER11 0.8KW Air Cooled Spindle Motor Kit features an intelligent control system, designed for ease of operation, making it accessible for users of all skill levels.

High-Precision Collet System 

Equipped with an ER11 collet, ensuring secure tool holding, minimal runout, and precise machining for consistent results.

Advanced GRBL Compatibility 

Integrated with program logic controller (PLC) compatibility, allowing easy adjustments for speed (10000-24000 RPM) and other parameters to suit various project needs.

Reliable Electrical Components 

All electrical components, supporting 110V/220V and 6A current, are branded for stability and reliability, ensuring long-lasting performance.

Accurate Speed Regulation 

Features precise speed control with a range of 10000-24000 RPM, enabling smooth and accurate operation for diverse CNC applications.

Optimized Air-Cooling Design 

The specially-designed air cooling system (Ф65mm*244mm, 2.4KG) ensures efficient heat dissipation, enhancing durability and performance for extended CNC operations.

 Advantages of Air Cooled CNC Spindle Motor

Advanced Dynamic Balance Design 

Innovative & advanced dynamic balancing technology

Effectively reduce the noise

Increase stability in the working process

Extended Working Life 

Authentic 4pcs upgraded

Superior durability steel bearings

All copper lengthening coil of rotor

Working life can reach 2 years for 8 hours / day

Our Spindle Motor	Other Spindle Motor
Runout of less than 0.005mm	Runout of 0.05mm

High Accuracy & Concentricity 

Further processing for spindle motor

Runout of of the spindle motor is less than 0.005mm

10 times precision beyond normal spindle motor

 10 TIMES PRECISION RUNOUT OFF 

Easy and Fast Installation 

Equipped with pre-soldered aviation wire and power wire for quick installation

 THE VFD HAS BEEN PROGRAMMED 

 Package of ER11 0.8KW Air Cooled Spindle Motor Kit

Whether you're a hobbyist or a professional CNC workshop, we have the ideal Zhong Hua Jiang Air Cooled Spindle Motor Kit solution for you. Our Air Cooled Spindle Motor Kits support a wide range of projects, from intricate engravings to heavy-duty cuts, suitable for various skill levels. If the standard configuration doesn't meet your needs, please feel free to contact our professional sales team to customize the perfect Air Cooled Spindle Motor Kit solution for your projects.

 Recommended Air Cooled Spindle Motor Kits

Besides the Zhong Hua Jiang 0.8KW ER11 air cooled spindle motor kit, we offer a variety of other air cooled spindle motor models to suit diverse CNC project needs. Our lineup includes the 0.5KW air cooled spindle motor kit for high-performance engraving and cutting on wood, acrylic, and soft metals, the 1.5KW/2KW/3KW/4KW air cooled spindle motor kit for professional projects, and specialized air-cooled spindle options for enhanced versatility.

 ROUND 

ER11 0.5KW Air Cooled Spindle Motor Kit

ER11 1.5KW Air Cooled Spindle Motor Kit

ER16 1.5KW Air Cooled Spindle Motor Kit

ER20 2.2KW Air Cooled Spindle Motor Kit

ER20 3KW Air Cooled Spindle Motor Kit

 Square 

ER11 1.5KW Air Cooled Spindle Motor Kit

ER16 1.5KW Air Cooled Spindle Motor Kit

ER20 2.2KW Air Cooled Spindle Motor Kit

ER20 3KW Air Cooled Spindle Motor Kit

ER25 4KW Air Cooled Spindle Motor Kit

 Company Profile: Zhong Hua Jiang CNC Spindle Motor Manufacturer

 CNC SPINDLE MOTOR MANUFACTURER 

 Why Choose Zhong Hua Jiang Air Cooled Spindle Motors

Quality Assurance Superior quality performance Strict quality control	Patents and Certifications Several patents for air-cooled spindle motors	Additional Brand Value Brand value highly recognized by the market
Reasonable Price Direct factory sales Highly cost performance	Full Time Service Professional technical support Close and quick customer service	Fast and Reliable Delivery Fast and efficient delivery Real-time tracking and updates

 LEADING CNC MACHINE/CNC SPINDLE MOTOR 

 MANUFACTURER SINCE 2000 

 Zhong Hua Jiang CNC Product Range

CNC Router Machines 

Our state-of-the-art Zhong Hua Jiang CNC router machines, including models like the 3018, 3020, 3040, and 6090, guarantee precision, efficiency, and reliability, essential for high-quality engraving and cutting projects.

CNC Spindle Motors 

Power your CNC projects with our advanced spindle motors, including air-cooled and water-cooled options, designed to meet rigorous performance standards for diverse materials.

CNC Accessories 

Enhance your CNC operations with our precision accessories, such as limit switches, Z probes, and emergency stop buttons, perfect for ensuring safety and accuracy.

Electrical Wires 

Ensure reliable and safe connections with our double-shielded cables and shielded chain cables, designed to minimize signal interference and enhance durability.

Stepper Motors 

Drive your CNC machine with our high-performance stepper motors, offering precise control and robust operation for consistent project outcomes.

 Product Certification

 Customer Feedback for CNC Spindle Motors

 How to Choose an ER11 0.8KW Air Cooled CNC Spindle Motor Kit

Choose this ER11 0.8KW spindle kit if your CNC router supports a 65mm spindle mount and your projects need stable VFD speed control, lower runout and stronger cutting capability than small DC spindle motors. The ER11 collet system is suitable for common engraving bits, while the air-cooled structure avoids the need for water pumps, tanks or coolant tubing.

• For wood and MDF: suitable for engraving, lettering, signs, relief work and decorative cutting.

• For acrylic and plastic: suitable for clean engraving, templates, display parts and light cutting.

• For PCB and soft metals: use suitable bits, shallow passes and proper feed rates for better accuracy and tool life.

 ER11 0.8KW Air Cooled CNC Spindle Motor Kit FAQ

1. What materials can the 0.8KW Air Cooled CNC Spindle Motor work with?

It excels in engraving and milling wood, acrylic, MDF, plastics, PCB boards, PVC, plexiglass, and soft metals such as aluminum or brass thanks to its high-speed ER11 collet system (compatible with bits 1-7mm), 4-bearing design, and efficient air-cooling for stable, precise performance. 

2. What specifications does the spindle motor offer?

The kit includes an 0.8KW (800W) air-cooled spindle motor with speeds from 5,000-24,000 RPM frequency of 400Hz, current of 6A, runout less than 0.005mm, diameter of Ф65mm, and voltage options of 110V/220V, It features an ER11 collet (6mm standard, compatible 1-7mm) and 4 upgraded steel bearings for extended durability.

3. Can I purchase the 0.8KW Air Cooled CNC Spindle Motor in bulk or as a distributor?

Yes, absolutely. Zhong Hua Jiang has over 20 years of R&D and manufacturing experience, and we welcome global distributors, resellers, and wholesalers. We offer competitive factory-direct pricing, stable supply, and professional export support to help your business grow.

4. Do you offer OEM or customization services?

Yes, we provide flexible OEM and ODM services. Your logo, packaging, voltage specifications (110V/220V), collet types, or bearing configurations can be customized according to your requirements. We understand that every customer has unique production goals, and our engineering team will tailor the ER11 65mm 0.8KW Air Cooled CNC Spindle Motor to meet them.

5. What is your minimum order quantity (MOQ)?

We are flexible with order quantities. For standard kits like the ER11 65mm 0.8KW Air Cooled CNC Spindle Motor, we accept small trial orders before bulk purchases. For OEM or customized kits, the MOQ can be discussed based on project details.

6. How long is your production and delivery time?

For standard kits, our typical lead time is 3–7 working days after payment. For large or customized orders, production usually takes 10–20 days. We work closely with international shipping partners to ensure safe and timely delivery to your country.

7. What kind of warranty do you provide for the 0.8KW Air Cooled CNC Spindle Motor?

All our spindle motors, power converters, and accessories are covered by a 12-month warranty. Each kit is strictly inspected before shipping. During the warranty period, we provide free technical support and replacement for any quality-related parts.

8. Do you provide after-sales technical support?

Yes. Zhong Hua Jiang offers lifetime technical support via email, video call, or online chat. Our engineers can assist with installation, parameter setup, and troubleshooting. For large distributors, we also provide training and documentation for your local service teams.