Showing 1 - 347 of 347 Products
Why Indian CNC Manufacturers Choose TriQuench
Direct OEM precision engineering, verified ISO 1940 balancing certifications, and pan-India express dispatch.
1,200+ CNC Customers
Trusted by machine builders, furniture plants, and die-makers across India. Fully compatible with standard Biesse, Homag, SCM, Apex Precision, and Jyoti CNC platforms.
ISO & CE Certified
Every spindle is balanced to ISO 1940 Grade G0.4 with sub-3 micron runout accuracy. Manufactured under ISO 9001:2015 certified quality management systems.
24ā48h Fast Shipping
Express dispatch from our central facility in Ahmedabad. Shipped in reinforced heavy-duty wooden crates with vacuum barrier packaging for safe transit.
Spindle motor for CNC routers, engravers and milling machines
TriQuench India, based in Ahmedabad, is a CNC spindle motor manufacturer in India and supplier of spindle motors for CNC routers, engraving machines and milling centres. The range covers small 0.8 kW and 1.5 kW units, the popular 2.2 kW and 3.5 kW spindle motor sizes, and heavy 7.5 kW, 9 kW and 12 kW models. High speed spindle motor options reach 40,000 and 60,000 RPM for fine engraving. Every listing shows power, speed, voltage, cooling and collet so you can compare models before you ask for a quote.
Types of CNC router spindle motor
A CNC router spindle motor is chosen on two axes: how it is cooled and how the tool is changed. Air cooled spindles use a shaft fan or an independent fan and need no plumbing; water cooled spindles circulate coolant through the housing and run quieter and cooler in long shifts. Manual tool change (MTC) spindles hold cutters in ER collets; automatic tool change (ATC) spindles clamp ISO20, BT30 or BT40 tool holders with a pneumatic drawbar.
Body shape matters for mounting: square air cooled spindles bolt to a flat plate, round water cooled spindles sit in a clamp bracket sized to the body diameter.
CNC spindle motor price in India
The specification and price table further down this page gives indicative CNC spindle motor price ranges by size, from entry 1.5 kW air cooled models to 9 kW ATC spindles. The 2.2 kW spindle motor price is usually the lowest of the common router sizes, and the spindle motor for CNC router price in India rises with power, cooling type and tool change. Prices move with stock and quantity, so ask for a written quote for your exact model.
Buy online or visit our Ahmedabad office
You can buy a CNC spindle motor online from anywhere in India: send the model or the machine details through the quote form or WhatsApp and we confirm the price, VFD pairing and dispatch. As a CNC spindle motor supplier in Ahmedabad, we also welcome visits to our Rakhial office to see units and accessories before you order.
CNC Spindle Motor specifications
Ratings as listed on each product page. Open a model for full specifications or ask for a quote.
CNC Spindle Motor: frequently asked questions
How do I choose a CNC spindle motor?
Start with the material: wood, MDF and acrylic run well on 1.5 to 3.5 kW air cooled spindles at 18,000 to 24,000 RPM, while aluminium and long metal jobs need 4.5 kW or more, often water cooled. Then decide manual or automatic tool change, check the collet size, and buy a VFD rated at or above the spindle power.
Also confirm the body size fits your machine's mount and that your supply is 220V single-phase or 380V three-phase; the VFD converts single-phase to three-phase for 220V spindles.
Which size do I need: 2.2 kW, 3.5 kW or 7.5 kW CNC spindle motor?
A 2.2 kW spindle suits hobby and light sign work with ER20 cutters. A 3.5 kW spindle motor is the common production size for wood routers and takes ER25 tools. A 7.5 kW CNC spindle motor is for heavy panel nesting, large cutters and harder materials, and usually runs on 380V three-phase power with an ER32 or ER40 collet.
What is a high speed spindle motor used for?
High speed spindle motors running 40,000 to 60,000 RPM are used for fine engraving, PCB and jewellery work, and small-diameter cutters that need high surface speed. TriQuench lists 0.3 kW, 1.2 kW and 1.8 kW water cooled high speed spindles, plus 40,000 RPM ISO20 ATC spindles, for these jobs.
Can I buy a CNC spindle motor online in India?
Yes. Pick a model on this page, then request a quote or message us on WhatsApp with the model name. We confirm price, availability and the matching VFD, then ship across India from Ahmedabad. If you are unsure of the size, send your machine make and the material you cut and we will suggest a spindle.
Related products, guides and services
Get a quote for CNC Spindle Motor
Tell us the model, size or the machine it is for. Our Ahmedabad team replies with specifications, availability and price.
Pan-India 24ā48h express dispatch ā¢ P4 ceramic bearings ā¢ ISO 1940 Grade G0.4 dynamic balancing
CNC Spindle Motors Technical Specification & Price Comparison Matrix
Comprehensive technical parameters, spindle speeds, tool-holding tapers, and approximate price ranges in India across genuine TriQuench models.
| Model / Configuration | Power (kW / HP) | Rated Speed (RPM) | Cooling Method | Collet / Taper | Voltage Rating | Price Range (India) |
|---|---|---|---|---|---|---|
| TQ-AC-1.5 (Air Cooled MTC) | 1.5 kW (2.0 HP) | 18,000 ā 24,000 RPM | Forced Air (Integral Fan) | ER16 / ER20 Collet | 220V 1-Ph / 3-Ph | ā¹14,500 ā ā¹18,000 |
| TQ-AC-2.2 (Air Cooled MTC) | 2.2 kW (3.0 HP) | 18,000 ā 24,000 RPM | Forced Air (Integral Fan) | ER20 / ER25 Collet | 220V / 380V 3-Ph | ā¹18,500 ā ā¹24,000 |
| TQ-AC-3.5 (Air Cooled MTC) | 3.5 kW (4.7 HP) | 18,000 ā 24,000 RPM | Electric Blower Fan | ER25 Collet | 220V / 380V 3-Ph | ā¹26,000 ā ā¹34,000 |
| TQ-AC-4.5 (Air Cooled MTC) | 4.5 kW (6.0 HP) | 18,000 ā 24,000 RPM | Electric Blower Fan | ER32 Collet | 380V 3-Phase | ā¹38,000 ā ā¹48,000 |
| TQ-WC-2.2 (Water Cooled MTC) | 2.2 kW (3.0 HP) | 24,000 RPM | Water Circulation Loop | ER20 Collet | 220V 3-Phase | ā¹16,500 ā ā¹22,000 |
| TQ-WC-3.2 (Water Cooled MTC) | 3.2 kW (4.3 HP) | 24,000 RPM | Water Circulation Loop | ER20 / ER25 Collet | 220V / 380V 3-Ph | ā¹24,000 ā ā¹31,000 |
| TQ-WC-5.5 (Water Cooled MTC) | 5.5 kW (7.5 HP) | 18,000 ā 24,000 RPM | Chiller-Assisted Liquid | ER25 / ER32 Collet | 380V 3-Phase | ā¹42,000 ā ā¹55,000 |
| TQ-ATC-9.0 (Pneumatic ATC) | 9.0 kW (12.0 HP) | 12,000 ā 24,000 RPM | Dual Air / Liquid Jacket | ISO30 / BT30 Taper | 380V 3-Phase | ā¹1,45,000 ā ā¹2,20,000 |
How to Choose the Right CNC Spindle Motors: 5-Step Engineering Guide
Step-by-step sizing and technical selection criteria recommended by machine design engineers for optimal cutting speed, rigidity, and lifespan.
Assess Machining Material & Torque Requirements
Determine if cutting density requires high RPM with moderate torque (MDF, acrylic, sign foam at 24,000 RPM) or heavy low-end torque for aluminum, brass, or steel milling (12,000ā18,000 RPM).
Select Cooling Architecture (Air vs Water)
Opt for air-cooled spindles in dusty woodworking environments to eliminate coolant maintenance, or choose water-cooled spindles for continuous 24/7 metal milling requiring thermal stability.
Determine Tool Changing Mode (MTC vs ATC)
Select Manual Tool Change (MTC) with ER collets for single-cutter production jobs, or Automatic Tool Change (ATC) with ISO30/BT30 tool holders for automated multi-step operations.
Match Compatible VFD Drive Inverter kW & Frequency
Ensure your VFD provides 20% to 25% power headroom above spindle rating and supports 400 Hz to 1,000 Hz output with Sensorless Vector Control (SVC) for constant torque across speed bands.
Verify Bearing Precision Class & Dynamic Balancing
Confirm the spindle incorporates genuine P4 or P2 angular contact ceramic bearings and dynamic balancing to ISO 1940 Grade G0.4 to guarantee dynamic runout under 0.003 mm.
Air Cooled vs. Water Cooled CNC Spindle Motors: Technical & Operational Comparison
Evaluate heat rejection methods, acoustic limits, maintenance burdens, and workshop duty cycles before finalizing machine installation.
| Technical Comparison Factor | Air Cooled Configuration | Water / Liquid Cooled Configuration |
|---|---|---|
| Cooling Medium | Integrated fan or independent electric fan blowing across cooling fins | Closed-loop liquid circulation powered by submersible pump or active chiller |
| Ambient Temperature Handling | Directly affected by workshop temperature; best below 38Ā°C | Maintains fixed 20Ā°Cā25Ā°C coolant temperature regardless of ambient heat |
| Operating Noise Level | 72 dB ā 82 dB (fan turbulence noticeable at 24,000 RPM) | Whisper quiet (< 62 dB); ideal for noise-sensitive production floors |
| Duty Cycle Capability | Intermittent to moderate continuous duty (8ā12 hours) | Continuous 24/7 industrial duty cycle with zero thermal throttling |
| Maintenance & Plumbing | Zero plumbing; periodic compressed air cleaning of cooling fins | Requires coolant hoses, water reservoir, anti-algae treatment, and chiller monitoring |
| Best Machining Applications | Woodworking, nested MDF furniture, plastics, acrylic, and sign routing | Aluminum extrusions, stone carving, mold cavity milling, and non-ferrous alloys |
Frequently Asked Questions ā CNC Spindle Motors
Answers to real user queries on prices in India, field diagnostics, repair procedures, VFD compatibility, and bearing maintenance.
What is the price of a CNC spindle motor in India?
In India, CNC spindle motor prices range from ā¹14,500 to ā¹22,000 for standard 1.5 kW to 2.2 kW MTC air or water-cooled units; ā¹26,000 to ā¹48,000 for heavy-duty 3.5 kW to 4.5 kW production models; and ā¹1,45,000 to ā¹2,50,000+ for automated 7.5 kW to 12 kW ATC spindles (ISO30/BT30) with pneumatic drawbars.
How to repair a vibrating, noisy, or overheating CNC spindle motor?
CNC spindle repair involves cleanroom disassembly, ultrasonic cleaning, inspecting shaft runout with micron dial indicators, replacing worn bearings with matched P4 ceramic hybrid angular contact pairs, resetting axial spring preloads, testing drawbar clamping force, and dynamic balancing on an ISO 1940 G0.4 balancing rig.
Which VFD drive inverter should I pair with my CNC spindle motor?
Select a high-frequency VFD rated 20% to 25% higher kW capacity than your spindle motor that supports 400 Hz to 1,000 Hz output frequency. For example, a 3.2 kW 24,000 RPM (400 Hz) spindle should be paired with a 3.7 kW or 5.5 kW Delta MS300 or TriQuench VFD with Sensorless Vector Control.
What is the difference between ATC and MTC spindle motors?
MTC (Manual Tool Change) spindles require manual wrench tightening of ER collet nuts during bit changes. ATC (Automatic Tool Change) spindles use internal pneumatic drawbars that clamp and release standardized tool holders (BT30, ISO30, HSK) automatically in 3-5 seconds via CNC G-code commands.
When and how should CNC spindle ceramic bearings be replaced?
Replace spindle bearings every 4,000 to 8,000 operating hours or immediately if radial runout exceeds 0.008 mm, audible chatter occurs, or housing temperatures exceed 55Ā°C. Replacement must use paired angular contact ceramic bearings (e.g., 7005C P4 or 7002C P4) installed with calibrated axial preloads.
Can I operate a 3-phase 220V spindle motor on single-phase 220V household power?
Yes. Using a single-phase 220V input to three-phase 220V output VFD inverter, you can operate a 3-phase spindle motor from standard domestic single-phase power without needing an expensive industrial 3-phase utility connection.
What dynamic runout accuracy is acceptable for precision CNC machining?
For industrial precision, spindle taper runout must be under 0.003 mm (3 microns) and tool tip runout under 0.005 mm. Excess runout causes rapid tool bit breakage, chatter marks on workpieces, and premature bearing wear.
Why is dynamic balancing to ISO 1940 Grade G0.4 critical for high-speed spindles?
At 24,000 to 60,000 RPM, microscopic rotor mass imbalances create extreme centrifugal forces that destroy bearings within hours. Balancing to ISO 1940 G0.4 reduces residual unbalance to negligible levels, ensuring mirror-smooth finishes and years of bearing life.
Related Machinery, Technical Guides & Overhaul Services
Explore interconnected motion control pillars, high-speed product variants, diagnostic white papers, and precision repair services across India.
Pillar Category Hubs
Featured Products
Engineering Guides
Why Indian CNC Manufacturers Choose TriQuench
Direct OEM precision engineering, verified ISO 1940 balancing certifications, and pan-India express dispatch.
1,200+ CNC Customers
Trusted by machine builders, furniture plants, and die-makers across India. Fully compatible with standard Biesse, Homag, SCM, Apex Precision, and Jyoti CNC platforms.
ISO & CE Certified
Every spindle is balanced to ISO 1940 Grade G0.4 with sub-3 micron runout accuracy. Manufactured under ISO 9001:2015 certified quality management systems.
24ā48h Fast Shipping
Express dispatch from our central facility in Ahmedabad. Shipped in reinforced heavy-duty wooden crates with vacuum barrier packaging for safe transit.