# Sienci LongMill MK2 (48x30): specs and price

**Price (US):** $1799 at sienci.com (MSRP for the 48x30in work-area configuration on sienci.com; the smaller 30x30in variant lists lower (~$1,499) and the 12x30in entry kit lower still.), as of 2026-08-09. A sourced, dated price of record — other retailers (incl. Amazon) may be lower. Among the 11 desktop cnc machines we track it is #4 cheapest of 11; category median $1800.
**Brand:** Sienci Labs
**Released:** 2022-02-01
**Deskmark:** Gold Deskmark — pay-blind category standing 62/100, #2 of 8 in class (independent, computed from sourced data, never for sale).

## Specifications

| Spec | Value |
| --- | --- |
| Price (US) | $1799 |
| Brand | Sienci Labs |
| Released | 2022-02-01 |
| Work area x (mm) | 1219 |
| Work area y (mm) | 762 |
| Work area z (mm) | — |
| Spindle power (W) | 710 |
| Spindle speed (rpm) | 10,000-30,000 |
| Frame material | Extruded aluminum rails with UHMW/HDPE wheels, lead screw drive on all axes |
| Controller firmware | Sienci controller box (GRBL-based), gSender sender software |
| Max feed rate mm min | — |
| Repeatability (mm) | — |

## Where it stands

At $1799, the Sienci LongMill MK2 (48x30) is #4 cheapest of the 11 desktop cnc machines we track, where the median is $1800. On the spec sheet, its work area x of 1219 mm is the highest of the 12, its work area y of 762 mm is above the median of the 12, and its spindle power of 710 W is above the median of the 8. By release date, it is among the newer of the 8 we date.

## Frequently asked questions

**How much does the Sienci LongMill MK2 (48x30) cost?**

The Sienci LongMill MK2 (48x30) has a US price of $1799 (MSRP for the 48x30in work-area configuration on sienci.com; the smaller 30x30in variant lists lower (~$1,499) and the 12x30in entry kit lower still.), as of 2026-08-09.

**How does the Sienci LongMill MK2 (48x30) compare on price?**

At $1799, the Sienci LongMill MK2 (48x30) is #4 cheapest of the 11 desktop cnc machines we track, where the median is $1800.

**When was the Sienci LongMill MK2 (48x30) released?**

The Sienci LongMill MK2 (48x30) was released 2022-02-01.

**What are the Sienci LongMill MK2 (48x30)'s key specs?**

Sienci LongMill MK2 (48x30) (Sienci Labs): work area x mm 1219, work area y mm 762, spindle power w 710, spindle speed rpm 10,000-30,000, frame material Extruded aluminum rails with UHMW/HDPE wheels, lead screw drive on all axes. Full sourced spec sheet verified 2026-08-09.

Source: https://sienci.com/2022/02/24/everything-you-need-to-know-about-the-longmill-mk2-48x30-and-extension-kits/ (sienci.com, accessed 2026-08-09)
Canonical: https://frontdeskreview.com/product/desktop-cnc-machines/sienci-longmill-mk2-48x30/
Cite: Per The Front Desk Review, the Sienci LongMill MK2 (48x30) price of record was $1799 as of 2026-08-09 — https://frontdeskreview.com/product/desktop-cnc-machines/sienci-longmill-mk2-48x30/
License: CC BY 4.0. Price history: https://frontdeskreview.com/data/price-history.jsonl