CNC Motion Controllers: NK105 and RichAuto DSP

A CNC controller reads G-code and sends step or pulse signals to the axis drives and speed commands to the spindle VFD. For CNC routers, standalone DSP controllers such as the NK105 G2/G3 and RichAuto A11E run jobs from a USB drive without a PC. TriQuench India supplies these controllers, their handhelds and cards.

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Why Indian CNC Manufacturers Choose TriQuench

Direct OEM precision engineering, verified ISO 1940 balancing certifications, and pan-India express dispatch.

1,200+ CNC Customers

⭐ 4.9/5 Rating (250+ Verified Reviews)

Trusted by machine builders, furniture plants, and die-makers across India. Fully compatible with standard Biesse, Homag, SCM, Apex Precision, and Jyoti CNC platforms.

Biesse CompatibleHomag Specs250+ Reviews

ISO & CE Certified

Grade G0.4 Dynamic Balancing

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.

ISO 9001:2015ISO 1940 G0.4CE CompliantMake in India

24–48h Fast Shipping

100% Insured Transit

Express dispatch from our central facility in Ahmedabad. Shipped in reinforced heavy-duty wooden crates with vacuum barrier packaging for safe transit.

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Choosing a CNC motion controller for a router

A CNC motion controller is the brain of the machine. The NK105 G2 controller is a standalone 3-axis DSP system with a separate control card; the G3 adds an updated handheld. The RichAuto DSP controller A11E is a compact handheld 3-axis controller popular on Indian woodworking routers; the larger RichAuto A18 adds more axes and I/O for multi-spindle and ATC machines. CNC controller price in India depends on axes, I/O, ATC support and whether the card and cables are included.

NK105 vs RichAuto controller comparison

NK105 vs RichAuto controller comparison
FactorNK105 G2 / G3RichAuto A11E
TypeStandalone DSP, handheld + control cardStandalone DSP handheld
Typical machine3-axis routers, engravers3-axis woodworking routers
File inputG-code from USBG-code from USB
What we supplyController, G3 handheld, G2 remote handheld, NK105 G2 cardA11E DSP controller

CNC Motion Controller: frequently asked questions

What is a DSP controller for CNC router?

A DSP controller is a standalone CNC controller built around a digital signal processor. It reads G-code from a USB stick, controls the axis drives and spindle, and has its own handheld screen and keys, so the router runs without a computer. NK105 and RichAuto controllers are common DSP controllers for CNC routers.

NK105 vs Richauto: which controller is better?

Both are reliable standalone DSP controllers for 3-axis routers. NK105 uses a handheld plus separate control card, which some find easier to service and wire; RichAuto A11E is a compact handheld widely known by router operators. Choose the one your machine is wired for, or the one your operators already know, since retraining costs time.

Get a quote for CNC Motion Controller

Tell us the model, size or the machine it is for. Our Ahmedabad team replies with specifications, availability and price.

TriQuench India Pvt. Ltd. is an engineering-driven industrial automation partner based in Ahmedabad, Gujarat, specializing in the design and distribution of high-reliability mechanical motion components. Our manufacturing protocols focus on achieving strict dynamic balancing thresholds and minimizing axis runout tolerances to support heavy-duty fabrication job shops and manufacturing plants.

By providing components built to resist high thermal expansion and withstand continuous load requirements, we help machinery builders achieve exceptional surface finish quality and geometric accuracy. We distribute our precision spindle assemblies, variable frequency drives, and optoelectronic laser spares across global engineering centers, ensuring robust machinery performance and long operational lifetimes.