NYMOLABS
4 AXIS USB CNC Offline Controller, Offline GRBL Control Module with 7inch IPS Touch Screen for grbl firmware CH340 chip 3018/3030/4030/4040/5040/6040/6050 CNC Router Machines
*Price sourced from Amazon.com. Last updated 2026-05-26. Price and availability subject to change.
Bottom line: The 4 AXIS USB CNC Offline Controller, Offline GRBL Control Module with 7inch IPS Touch Screen for grbl firmware CH340 chip 3018/3030/4030/4040/5040/6040/6050 CNC Router Machines is a solid pick with broad community endorsement in the expansion cards category, priced around $149.00, rated 4.2★ across 30 verified Amazon reviews. A solid choice — worth comparing against one or two close alternatives first.
SpecPicks Verdict
SpecPicks classifies 4 AXIS USB CNC Offline Controller, Offline GRBL Control Module with… as a solid pick with broad community endorsement in the expansion cards category, based on 30 verified Amazon reviews and our ranking model that weights rating × review-volume × price-fit. NYMOLABS's positioning sits within the broader category mid-tier. Use the Compare tool to put it side-by-side with two or three close alternatives before clicking through to Amazon.
Common buyer scenarios for expansion cards of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the Amazon listing before purchase. Prices, stock, and Prime eligibility update directly from Amazon's catalog and may have moved since this page was last verified.
Pros & Cons
Pros
- ✓ Solid 4.2★ customer rating
- ✓ Backed by NYMOLABS's warranty and support channels
- ✓ Ships via Amazon with Prime eligibility and the standard returns policy
Cons
- ✗ Limited review volume so far — fewer data points on long-term reliability
- ✗ Confirm socket / form-factor / power-rating compatibility against your build before ordering
- ✗ Price, stock, and Prime eligibility update from Amazon and may have changed since this page was last verified
Key Features
- Compatibility: Suitable for desktop CNC routers with GRBL firmware, CH340 communication chip, and a baud rate of 115200. Compatible with most desktop CNC routers machines, such as the 3018, 3030, 4030, 4040, 5040, 6040, and 6050 GRBL version CNC routers machines
- USB Communication: This offline controller communicates with the GRBL CNC control board via USB, instead of using an 8-pin or 10-pin cable, providing better compatibility and user experience
- 7-Inch Touch Screen: This offline controller features a 7-inch IPS touch screen with a resolution of 1024x600. The screen uses CTS, which responds faster than RTS. Compared to offline controllers with a 2.8-inch display, the display and operating area are increased by 150%, offering more responsive operation
- Advanced Features: Supports 4-axis control, tool path preview, custom macro buttons, parameter settings, tool path graph generation, spindle and probe parameter settings, manual data input, with options for controller storage and SD card storage. It covers nearly all the functions of computer CNC software, enabling offline control without the need for a computer
- Aluminum Shell and Accessories: The controller shell is made from CNC-machined aluminum alloy and includes a mounting bracket
- MicroSD card, SD card reader, Type-C cable, USB cable, installation tools, and accessories. The installation is convenient and user-friendly. Controller weight: 680 grams
Full Specifications
| Brand | NYMOLABS |
|---|---|
| Connectivity | USB |
| Batteries required | No |
| Package Dimensions | 9.69 x 6.89 x 3.98 inches |
| Aluminum Shell and Accessories | The controller shell is made from CNC-machined aluminum alloy and includes a mounting bracket |
Ready to buy?
4 AXIS USB CNC Offline Controller, Offline GRBL Control Module with 7inch IPS Touch Screen for grbl firmware CH340 chip 3018/3030/4030/4040/5040/6040/6050 CNC Router Machines is available on Amazon with Prime shipping and the full Amazon returns policy. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.
*Price sourced from Amazon.com. Last updated 2026-05-26. Price and availability subject to change.
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