--- product_id: 548650636 title: "CNCTOPBAOS NMRV030 Worm Gear Reducer Speed Ratio 40:1 RV30 NMRV-030 Worm Gearbox Speed Reducer Square Type for Nema23 Stepper Motor/Servo Motor NMRV30 Output Bore/Hole 14mm Shaft" brand: "cnctopbaos" price: "¥21412" currency: JPY in_stock: true category: "Cnctopbaos" url: https://www.desertcart.jp/products/548650636-cnctopbaos-nmrv030-worm-gear-reducer-speed-ratio-40-1-rv30 store_origin: JP region: Japan --- # 14mm robust output shaft 40:1 precision speed ratio high-grade aluminum alloy casing CNCTOPBAOS NMRV030 Worm Gear Reducer Speed Ratio 40:1 RV30 NMRV-030 Worm Gearbox Speed Reducer Square Type for Nema23 Stepper Motor/Servo Motor NMRV30 Output Bore/Hole 14mm Shaft **Brand:** cnctopbaos **Price:** ¥21412 **Availability:** ✅ In Stock ## Summary > ⚙️ Unlock precision power with CNCTOPBAOS – where durability meets seamless control! ## Quick Answers - **What is this?** CNCTOPBAOS NMRV030 Worm Gear Reducer Speed Ratio 40:1 RV30 NMRV-030 Worm Gearbox Speed Reducer Square Type for Nema23 Stepper Motor/Servo Motor NMRV30 Output Bore/Hole 14mm Shaft by cnctopbaos - **How much does it cost?** ¥21412 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/548650636-cnctopbaos-nmrv030-worm-gear-reducer-speed-ratio-40-1-rv30) ## 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 - • **Built to Endure:** Crafted from premium aluminum alloy, this gearbox offers superior thermal performance and heavy-duty load capacity. - • **Plug & Play Ready:** Factory sealed and fully lubricated for maintenance-free operation right out of the box—no hassle, just performance. - • **Versatile Mounting:** Multi-faceted installation options ensure effortless integration into your automation setup, maximizing workflow efficiency. - • **Precision Powerhouse:** Experience ultra-smooth, backlash-free transmission with a 40:1 speed reduction ratio designed for exacting control. - • **Seamless Compatibility:** Optimized for NEMA23 stepper and servo motors with a perfectly matched 11mm input bore and 14mm output shaft. ## Overview The CNCTOPBAOS NMRV030 Worm Gear Reducer delivers a high-precision 40:1 speed reduction ratio, engineered for NEMA23 stepper and servo motors. Featuring a robust 14mm output shaft and a durable aluminum alloy enclosure, it ensures smooth, low-noise operation with excellent thermal management. Factory sealed and pre-lubricated, this gearbox is built for heavy-duty industrial applications requiring reliable, maintenance-free performance. ## Description CNCTOPBAOS NMRV030 Worm Gear Reducer Speed Ratio 40:1 RV30 NMRV-030 Worm Gearbox Speed Reducer Square Type for Nema23 Stepper Motor/Servo Motor NMRV30 Output Bore/Hole 14mm Shaft : desertcart.co.uk: Business, Industry & Science ## Features - Model:NMRV030-40 - Speed Ratio:40:1 - Input Bore Size:11mm, 0.43" ; Output Bore Size:14mm, 0.55" - Input Flange Model:Nema23 ; Application:Matched with Nema23 Servo/Stepper Motor - Smooth transmission, low noise; The multi-faceted installation;High-quality aluminum alloy enclosure, thermal performance, large carrying capacity. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B09HGS2SSG | | Best Sellers Rank | 383,840 in Business, Industry & Science ( See Top 100 in Business, Industry & Science ) 261 in Gearboxes, Gearheads & Speed Reducers | | Brand | CNCTOPBAOS | | Customer Reviews | 4.4 4.4 out of 5 stars (33) | | Horsepower | 40 Watts | | Item Weight | 1.27 Kilograms | | Manufacturer | CNCTOPBAOS | | Manufacturer Part Number | 6 | | Material | Aluminium | | Model Number | 6 | | Number of Items | 8 | ## Product Details - **Brand:** CNCTOPBAOS - **Horsepower:** 40 Watts - **Item weight:** 1.27 Kilograms - **Material:** Aluminium - **Number of items:** 8 ## Images ![CNCTOPBAOS NMRV030 Worm Gear Reducer Speed Ratio 40:1 RV30 NMRV-030 Worm Gearbox Speed Reducer Square Type for Nema23 Stepper Motor/Servo Motor NMRV30 Output Bore/Hole 14mm Shaft - Image 1](https://m.media-amazon.com/images/I/41U+ZYIFZKL.jpg) ![CNCTOPBAOS NMRV030 Worm Gear Reducer Speed Ratio 40:1 RV30 NMRV-030 Worm Gearbox Speed Reducer Square Type for Nema23 Stepper Motor/Servo Motor NMRV30 Output Bore/Hole 14mm Shaft - Image 2](https://m.media-amazon.com/images/I/41uXu2lQVGL.jpg) ![CNCTOPBAOS NMRV030 Worm Gear Reducer Speed Ratio 40:1 RV30 NMRV-030 Worm Gearbox Speed Reducer Square Type for Nema23 Stepper Motor/Servo Motor NMRV30 Output Bore/Hole 14mm Shaft - Image 3](https://m.media-amazon.com/images/I/51uu-xPBNhL.jpg) ![CNCTOPBAOS NMRV030 Worm Gear Reducer Speed Ratio 40:1 RV30 NMRV-030 Worm Gearbox Speed Reducer Square Type for Nema23 Stepper Motor/Servo Motor NMRV30 Output Bore/Hole 14mm Shaft - Image 4](https://m.media-amazon.com/images/I/51whRV9PE0L.jpg) ![CNCTOPBAOS NMRV030 Worm Gear Reducer Speed Ratio 40:1 RV30 NMRV-030 Worm Gearbox Speed Reducer Square Type for Nema23 Stepper Motor/Servo Motor NMRV30 Output Bore/Hole 14mm Shaft - Image 5](https://m.media-amazon.com/images/I/512piX9yzsL.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. ## 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.jp/products/548650636-cnctopbaos-nmrv030-worm-gear-reducer-speed-ratio-40-1-rv30](https://www.desertcart.jp/products/548650636-cnctopbaos-nmrv030-worm-gear-reducer-speed-ratio-40-1-rv30) --- *Product available on Desertcart Japan* *Store origin: JP* *Last updated: 2026-10-19*