--- product_id: 454718595 title: "CNCTOPBAOS NMRV030 Worm Gear Reducer Gearbox 40:1 for Nema23 Stepper Motor" brand: "cnctopbaos" price: "€ 190.49" currency: EUR in_stock: true reviews_count: 1 category: "Cnctopbaos" url: https://www.desertcart.hr/products/454718595-cnctopbaos-nmrv030-worm-gear-reducer-gearbox-40-1-for-nema23 store_origin: HR region: Croatia --- # low noise & smooth operation 40:1 precision speed ratio Nema23 standardized mounting CNCTOPBAOS NMRV030 Worm Gear Reducer Gearbox 40:1 for Nema23 Stepper Motor **Brand:** cnctopbaos **Price:** € 190.49 **Availability:** ✅ In Stock ## Summary > ⚙️ Elevate your motion control game with precision and silence! ## Quick Answers - **What is this?** CNCTOPBAOS NMRV030 Worm Gear Reducer Gearbox 40:1 for Nema23 Stepper Motor by cnctopbaos - **How much does it cost?** € 190.49 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.hr](https://www.desertcart.hr/products/454718595-cnctopbaos-nmrv030-worm-gear-reducer-gearbox-40-1-for-nema23) ## Best For - cnctopbaos enthusiasts ## Why This Product - Trusted cnctopbaos brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Plug-and-Play Ready:** Pre-lubricated and factory-tested for immediate use in CNC, robotics, 3D printing, and automation projects. - • **Precision 40:1 Speed Ratio:** Maximize torque and control with exact speed reduction tailored for Nema23 stepper motors. - • **Durable Aluminum Alloy Housing:** Robust die-cast aluminum ensures superior heat dissipation, corrosion resistance, and long-lasting performance. - • **Universal Nema23 Compatibility:** Seamless integration with industry-standard 60x60mm flange and motor mounting holes for hassle-free setup. - • **Whisper-Quiet & Smooth Transmission:** Engineered with high-precision worm gears and premium bearings for minimal backlash and ultra-low noise operation. ## Overview The CNCTOPBAOS NMRV030 Worm Gear Reducer Gearbox offers a precise 40:1 speed ratio optimized for Nema23 stepper motors, featuring a standardized mounting design and durable aluminum alloy housing. Engineered for smooth, low-noise operation with high load capacity, it’s ideal for CNC machines, robotics, and automation setups. Pre-lubricated and factory-tested, it ensures immediate, reliable performance in professional and DIY applications. ## Description Product Description Review: Good quality low price. - This was a good quality gearbox and the price was very good. Being used in a prototype to determine life. ## Features - Precision 40:1 Speed Ratio Worm Gear Reducer: Model NMRV030-40 worm gearbox with 40:1 speed ratio, engineered for accurate speed regulation and torque amplification, perfectly matched with Nema23 stepper motors for CNC equipment, industrial automation lines and precision motion control scenarios - Standardized Mounting & Shaft Specifications: Features a 60mm x 60mm (2.36 inch x 2.36 inch) standard Nema23 flange with 47mm x 47mm (1.85 inch x 1.85 inch) motor mounting hole spacing, matched with an 11 mm (0.43 inch) input bore diameter and 14 mm (0.55 inch) output shaft diameter, ensuring seamless installation and full compatibility with most mainstream Nema23 stepper motors/servo motors on the market - High-Strength Aluminum Alloy Enclosure: Made of die-cast aluminum alloy housing, delivers excellent thermal dissipation performance, high rigidity and corrosion resistance; compact structure adapts to limited installation space while effectively extending the service life of the gearbox - Smooth Transmission & Low Noise Operation: Adopts high-precision worm gear and high-quality bearing structure, provides stable transmission with large load-bearing capacity, minimal backlash and low operating noise, suitable for long-term continuous operation in industrial and precision projects - Wide Compatibility: It adapts to most automation scenarios, whether it is a CNC router, small engraving machine, 3D printers, DIY robotic arm, automatic feeding device or student project. It is pre-lubricated and debugged before leaving the factory, and can be used directly without additional maintenance ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B09HGS2SSG | | Best Sellers Rank | #50,219 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #13 in Gearboxes, Gearheads & Speed Reducers | | Brand | CNCTOPBAOS | | Brand Name | CNCTOPBAOS | | Customer Reviews | 5.0 out of 5 stars 8 Reviews | | Horsepower | 40 Watts | | Item Weight | 1.27 Kilograms | | Manufacturer | CNCTOPBAOS | | Material | Aluminium | | Material Type | Aluminium | | Model Number | 6 | | Number of Items | 1 | | Part Number | 6 | ## Product Details - **Brand:** CNCTOPBAOS - **Horsepower:** 40 Watts - **Item Weight:** 1.27 Kilograms - **Manufacturer:** CNCTOPBAOS - **Material:** Aluminium ## Images ![CNCTOPBAOS NMRV030 Worm Gear Reducer Gearbox 40:1 for Nema23 Stepper Motor - Image 1](https://m.media-amazon.com/images/I/71ZvjwFF35L.jpg) ![CNCTOPBAOS NMRV030 Worm Gear Reducer Gearbox 40:1 for Nema23 Stepper Motor - Image 2](https://m.media-amazon.com/images/I/71a0w23HiJL.jpg) ![CNCTOPBAOS NMRV030 Worm Gear Reducer Gearbox 40:1 for Nema23 Stepper Motor - Image 3](https://m.media-amazon.com/images/I/71WCC4RJMiL.jpg) ![CNCTOPBAOS NMRV030 Worm Gear Reducer Gearbox 40:1 for Nema23 Stepper Motor - Image 4](https://m.media-amazon.com/images/I/61ZBIqgpaGL.jpg) ![CNCTOPBAOS NMRV030 Worm Gear Reducer Gearbox 40:1 for Nema23 Stepper Motor - Image 5](https://m.media-amazon.com/images/I/71VjDU+FldL.jpg) ## Available Options This product comes in different **Style** options. ## Questions & Answers **Q: Whats max power from the motor this gearbox can hold?** A: The chart with specifications provides the power recommendations. Maximum is different depending on gear ratio **Q: What is the backlash specification on this unit?** A: Have used 5 of these. Can not detect any backlash. Gearboxes are very well made and different motor mountings are available. We use these on CNC drives with100 or so cycles daily and have not had any problems. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Good quality low price. *by T***S on 24 April 2025* This was a good quality gearbox and the price was very good. Being used in a prototype to determine life. ## Frequently Bought Together - CNCTOPBAOS NMRV030 Worm Gear Reducer Speed Ratio 40:1 RV30 NMRV-030 Worm Gearbox Speed Reducer Square NMRV30 Output 14mm Shaft for Nema23 Servo Motor, Nema24 Stepper Motor - CNCTOPBAOS Output Single Shaft Diameter 14mm 0.55" Output Shaft fit for Worm Reducer Gearbox NMRV030 RV030 Nema23 Stepper Motor Length 100mm with Gaskets S Ring Corner pin - Shaft Sleeve 8mm Shaft Motor to 11mm Bore Adapter for RV030 Worm Gear Speed Reduce --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.hr/products/454718595-cnctopbaos-nmrv030-worm-gear-reducer-gearbox-40-1-for-nema23](https://www.desertcart.hr/products/454718595-cnctopbaos-nmrv030-worm-gear-reducer-gearbox-40-1-for-nema23) --- *Product available on Desertcart Croatia* *Store origin: HR* *Last updated: 2026-08-18*