ER16 1.5KW 80mm 110V/220V/380V Air Cooled Spindle Motor Kit With VFD Kit for CNC Router Engraving Machine

ER16 1.5kW 80mm Round Air-Cooled Spindle Motor Kit with VFD

The Zhong Hua Jiang ER16 1.5kW 80mm round air-cooled spindle motor kit with VFD provides a matched motor-and-drive solution for CNC routers, engraving equipment and compatible machine upgrades. The package includes the ER16 spindle, a 1.5kW variable frequency drive, an 80mm clamp mount, tool-holding accessories and connection cables.

Published spindle data includes 1.5kW power, a 10,000–24,000 RPM speed range, 8A rated current, Ø80 × 269mm spindle dimensions and approximately 4.3kg spindle weight. The product is offered in 110V, 220V and 380V configurations; confirm the exact motor and VFD electrical ratings before ordering.

This package is intended for CNC equipment distributors, workshop buyers, resellers and OEM machine builders sourcing a complete ER16 spindle configuration, rather than a bare replacement motor.

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Video: ER16 1.5kW Air-Cooled CNC Spindle Motor Kit

Zhong Hua Jiang CNC Router and Spindle Catalogue PDF

Download CNC Router Machine Catalogue 2025 (PDF)

ER16 1.5kW Air-Cooled Spindle VFD Kit Overview

A 80mm round spindle body and included clamp mount allow installation on compatible CNC Z-axis structures after checking the available mounting space, clearance and machine load capacity. The ER16 collet interface holds appropriately sized engraving tools, small end mills and drill bits.

Compared with a spindle-only purchase, the listed kit also contains the variable frequency drive and basic electrical and tool-changing accessories. This is useful when specifying a new CNC router or replacing an existing spindle-and-controller combination.

The integral air-cooling arrangement does not require a water pump, coolant tubing or water reservoir. Keep ventilation openings clear and select cutting parameters suitable for the cutter, material and CNC machine.

Ask for the Complete 1.5kW ER16 VFD Kit Configuration

Technical Specifications and ER16 Spindle Dimensions

The product specifications give a spindle weight of approximately 4.3kg. Dimensions and mechanical fit should be checked against the current technical drawing before designing a new CNC machine mounting plate.

Standard Kit Components and Packing List

The kit component quantities are listed below. Confirm the exact ER16 collet increments, VFD input specification and cable lengths on the order quotation.

The listed package contains 1 × 1.5kW Ø80mm spindle motor, 1 × 1.5kW VFD, 1 × Ø80mm clamp mount, 13 × ER16 collets (1–10mm), 10 × drill bits (0.8–3mm, 1/8-inch shank), 1 × aviation wire, 1 × power wire and 2 × wrenches. The kit information also lists Ø80 × 269mm motor dimensions and a 4.3kg spindle weight.

Confirm Included Accessories and VFD Input Voltage

CNC Routing, Engraving and Light Milling Applications

The ER16 spindle kit is used for CNC engraving and routing operations with suitable tool diameters and cutting parameters. The examples below show representative workpiece materials rather than a guarantee of cutting depth or cycle time.

Wood Engraving, MDF and Woodworking

Suitable for detailed wood engraving, MDF machining, lettering and decorative routing when tool geometry, dust collection, feed rate and spindle speed are correctly selected.

Acrylic, Plexiglass and Plastic Machining

Acrylic and selected plastics can be machined with sharp cutters, correct workholding and settings chosen to manage chip evacuation and heat generation.

Aluminum, Brass and Other Soft Metals

Light milling of aluminum and brass may be possible when the CNC router is sufficiently rigid and the selected tooling, lubrication method and process settings are appropriate. Confirm the allowable cutting load for the machine and spindle before production use.

ER16 1.5kW Air-Cooled CNC Spindle Kit Features

ER16 Collet System for Small CNC Tools

The ER16 collet interface provides a compact tool-holding arrangement for engraving bits and small-diameter milling cutters. The kit packing list specifies 13 ER16 collets covering 1–10mm; select each collet by the tool shank diameter, not by cutter diameter alone.

VFD Speed Control from 10,000 to 24,000 RPM

The included VFD provides variable-frequency motor operation after the correct motor parameters are configured. Set the inverter according to the motor nameplate, VFD documentation and intended machine-control method; do not connect a high-frequency spindle directly to a conventional AC mains supply.

110V and 220V Electrical Configurations

The product lists 110V, 220V and 380V versions and 8A spindle current. Specify the correct supply, motor rating and inverter input/output configuration for the installation location. The listed voltage options do not imply that every supplied VFD has universal input.

CNC Controller and GRBL Interface Considerations

Some CNC motion controllers, including certain GRBL-based systems, can provide spindle-speed or start/stop control through a suitably configured VFD interface. Compatibility depends on the controller’s available outputs, the inverter input type and correct wiring; check both manuals before integration.

Air Cooling without a Water Circulation System

Built-in air cooling avoids the need for a separate pump, radiator or water tank. Maintain airflow around the spindle and prevent dust accumulation in its cooling path.

Four-Bearing Design and Mechanical Construction

The product description identifies four upgraded steel bearings and a copper-winding design. The bearing configuration and operating service life should be assessed in relation to load, cooling, working environment and maintenance rather than an unconditional lifespan guarantee.

Request Detailed Motor and VFD Specifications

ER16 CNC Spindle Performance and Installation Details

Dynamic Balance and Operating Stability

The motor design incorporates dynamic-balancing features intended to limit vibration during high-speed routing. Actual performance depends on the selected cutting tool, proper collet installation, spindle mounting, tool condition and speed.

Bearing Service Life and Daily Maintenance

The product description identifies a four-bearing structure, and gives an illustrative operating-life example based on eight hours of use per day. Actual service life varies with cutting load, cooling, contamination, maintenance and operating conditions; ask the supplier for application-specific guidance.

Spindle Runout and Concentricity Comparison

The manufacturer’s product comparison shows runout below 0.005mm for its illustrated spindle, compared with a 0.05mm reference figure. For contractual accuracy requirements, obtain the inspection method, measuring location and accepted tolerance for the ordered spindle. Buyers requiring a strict tolerance should request test conditions and batch-specific inspection evidence.

Illustrated Zhong Hua Jiang Spindle	Illustrated Comparison Spindle
Illustrated runout: runout below 0.005mm	Illustrated runout: runout 0.05mm

Installation with the 80mm Clamp Mount and Aviation Cable

The kit includes a Ø80mm clamp and wiring accessories. Mount the spindle securely, provide adequate ventilation, ground the installation correctly and configure the VFD before enabling spindle rotation. Electrical installation should be performed by competent personnel.

The manufacturer’s product information describes the inverter as pre-programmed. Regardless of initial settings, verify motor nameplate values, maximum speed, rotation direction, acceleration and deceleration parameters before the first machining operation.

Ask for Installation Guidance and Runout Test Details

Spindle Kit Packaging and Shipping

Spindle, VFD and accessory configurations should be checked against the written packing list. For reseller and OEM orders, provide the target market, local electrical supply, machine model and expected quantity to discuss packaging and documentation.

A packaging photograph is illustrative and does not replace a confirmed list of included parts. Buyers should also confirm the motor-only weight versus the complete kit shipping weight.

Request Distributor Pricing or OEM Kit Packaging

Related Round and Square Air-Cooled Spindle Kits

Compare collet sizes, spindle housing shape, power rating and compatible VFD specifications when selecting the right machine configuration. An ER16 80mm round spindle is not mechanically interchangeable with every ER11, ER20 or square-body model.

Round Air-Cooled Spindle Kits

ER11 0.5KW Air Cooled Spindle Motor Kit

ER11 0.8KW Air Cooled Spindle Motor Kit

ER11 1.5KW Air Cooled Spindle Motor Kit

ER20 2.2KW Air Cooled Spindle Motor Kit

ER20 3KW Air Cooled Spindle Motor Kit

Square Air-Cooled Spindle Kits

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

Zhong Hua Jiang CNC Spindle Motor Manufacturer

Spindle Motor Manufacturing and Brand Background

Huajiang states that its CNC engraving spindle motor production began in 2000, with later expansion into variable frequency drives and CNC engraving machinery. The Zhong Hua Jiang brand was established in 2018 for international market development.

The company information lists an air-cooled spindle patent under number 200730184245.5 in its company information and describes export experience with overseas CNC equipment buyers. Model-specific technical documents and intellectual-property records can be requested when needed for supplier qualification.

Why Source CNC Spindle VFD Kits from Zhong Hua Jiang?

Quality Control Discuss incoming inspection, spindle testing and shipment checks.	Patent and Product Documents Request relevant patent details and applicable model documents.	Established Product Range CNC spindle motors, inverters, accessories and machines.
Factory-Direct Enquiries Request prices for trial, wholesale and repeat orders.	Technical Assistance Discuss inverter matching, installation and troubleshooting.	Export Coordination Confirm packing, production and logistics by order.

For supplier assessment, ask for the exact specification sheet, quality-test information, warranty terms, shipping schedule and final packing list for the chosen spindle and VFD combination.

Discuss Bulk Orders and OEM Spindle Supply

Other CNC Products from Zhong Hua Jiang

CNC Router Machines

CNC router machine options include compact models such as 3018, 3020 and 3040, plus larger 6090-series equipment. Confirm spindle mounts and electrical interfaces when selecting a compatible machine.

CNC Spindle Motors and Variable Frequency Drives

Round and square air-cooled and water-cooled spindle motors and suitable variable frequency drives are available for different machine specifications.

CNC Accessories, Shielded Cables and Stepper Motors

Associated products include Z probes, limit switches, emergency-stop components, shielded machine wiring and stepper motors for CNC motion systems.

Manufacturer Documents and Customer Feedback

The image above shows manufacturer-supplied documentation. Request the specific certificate, issuing organization, scope and applicable model number if compliance documentation is required for your purchase.

Customer feedback and reference images are provided for general supplier background. Technical acceptance criteria should be documented separately on the purchase specification.

Frequently Asked Questions: ER16 1.5kW Air-Cooled Spindle VFD Kit

What is included in the ER16 1.5kW air-cooled spindle motor kit?

The listed package contains one Ø80mm 1.5kW round spindle motor, one 1.5kW VFD inverter, one Ø80mm clamp mount, 13 ER16 collets (1–10mm), 10 drill bits (0.8–3mm, 1/8-inch shank), one aviation wire, one power wire and two wrenches. Confirm cable lengths and the inverter model before ordering.

Is the VFD included, or is this a spindle motor only?

This product is advertised as a spindle-and-VFD kit, and the kit packing list explicitly includes one 1.5kW VFD inverter. Check the voltage variant and exact VFD model on your quotation.

What is the motor power and operating speed range?

The published power is 1.5kW, with an indicated spindle speed range of 10,000–24,000 RPM. Set speed and acceleration appropriately for the motor, cutting tool and machine.

What size is the ER16 spindle motor?

The published spindle dimensions are Ø80 × 269mm, with a motor weight of approximately 4.3kg. Allow additional installation space for cable routing and cooling airflow.

Does the kit support 110V, 220V and 380V electrical systems?

The product lists 110V, 220V and 380V configurations. Specify your location and electrical supply so the correct inverter input and spindle voltage version can be selected; these options do not mean one kit can be wired directly to any of the three voltages.

Which CNC tools fit the ER16 collet system?

The ER16 interface accepts appropriately sized tool shanks using the corresponding collet. The kit lists a 13-piece collet set covering 1–10mm. Verify the exact included sizes and tool clearance.

What is the difference between an ER16 and an ER11 spindle?

ER11 is generally used with smaller tool shanks, while the ER16 interface supports larger compatible tool shanks, depending on the collets supplied. The spindle bodies, mounting dimensions and accessories may also differ.

Can the spindle machine wood, MDF and plywood?

Wood, MDF and related materials are common CNC routing applications. Tool selection, dust extraction, programmed speed and feed rate determine the appropriate process.

Can the spindle engrave acrylic, PVC and plastics?

Yes, with compatible cutters and properly selected cutting conditions. Consider chip removal and heat buildup to prevent melting and poor surface finish.

Can it mill aluminum or brass?

Light machining of aluminum and brass can be considered when the CNC machine is sufficiently rigid and suitable tooling, feed rates and workholding are used. It is not a blanket recommendation for heavy metal removal.

Is the spindle suitable for PCB engraving?

PCB isolation milling and small-hole drilling are possible applications with appropriately sized bits, stable spindle mounting, good runout control and careful depth settings.

Can a GRBL CNC controller operate the VFD?

Certain GRBL controller boards can interface with a suitably configured VFD through their spindle control outputs. Confirm the controller signal type, VFD terminals and wiring documentation; direct compatibility is not universal.

Does the air-cooled spindle need a water pump?

No. This is an air-cooled model and does not require the water-circulation equipment used by water-cooled spindle systems. The cooling air path must remain unobstructed.

How should the 80mm clamp mount be installed?

Use the included Ø80mm clamp on a compatible, adequately rigid Z-axis assembly. Check fastening, body clearance, wire routing and cooling airflow before running the machine.

What runout accuracy is specified?

The manufacturer illustrates spindle runout below 0.005mm in its comparison image. Buyers with a mandatory tolerance should request model-specific measurement evidence and agreed inspection conditions so that the acceptance tolerance is defined in writing.

Can I order this ER16 spindle and VFD kit in bulk?

Yes. The product is offered to distributors, resellers, OEM buyers and machine builders. Share the target model, electrical version, quantity and destination to request a wholesale quotation.

Can Zhong Hua Jiang customize the spindle kit for OEM buyers?

The supplier describes OEM/ODM support for branding, packaging and selected product configurations. Feasibility and minimum order quantities depend on the requested specification.

What is the minimum order quantity (MOQ)?

The product information describes small trial orders for standard kits and describes OEM or customized quantities as negotiable. Request the applicable MOQ for your selected configuration.

What lead time and warranty does the supplier offer?

The published terms mention a typical 3–7 working days after payment for standard kits and approximately 10–20 days for larger or customized production orders, plus a 12-month warranty. Confirm current availability, delivery schedule, covered items and warranty terms in writing before purchasing.

Is installation and after-sales technical support available?

The product information describes technical assistance for installation, VFD parameter setup and troubleshooting, including ongoing support channels. Discuss your machine controller, inverter model and support requirements when placing the order.

Request ER16 1.5kW VFD Kit Price and Technical Details