LG

LG WH14NS40 14X Internal Blu-ray DVD CD Rewriter Drive SATA

LG's WH14NS40 internal Blu-ray rewriter delivers 14x BD-R write speeds with BDXL and M-DISC archival support.

$73.99*
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*Price sourced from Amazon.com. Last updated:Oct 07, 2026.Price and availability are subject to change — details.

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Overview

The LG WH14NS40 is a 5.25-inch internal Blu-ray Disc rewriter that combines fast write speeds with broad format compatibility. At its headline 14x BD-R single-layer write speed (12x for dual-layer), it handles Blu-ray burning efficiently, while support for BDXL media extends its capacity to 128GB discs for substantial backup and archival tasks. The inclusion of M-DISC writing capability sets it apart for users focused on long-term data preservation, as M-DISC media is engineered to resist degradation from light, temperature, and humidity far longer than conventional optical media.

As a Super-Multi drive, the WH14NS40 is not limited to Blu-ray — it reads and writes DVDs at up to 16x and CDs at up to 24x, consolidating all optical media needs into a single drive bay. It connects to the motherboard via a standard SATA interface and draws power from a standard SATA power connector, making installation straightforward in any desktop case with an available 5.25-inch bay. The 4MB buffer is modest by modern standards but adequate for optical writing tasks. Shipped as a bare OEM drive, users will need to source their own Blu-ray playback and authoring software separately.

Key Features

Drive Type: Super-Multi Internal SATA Blu-ray Disc Rewriter

BD-R SL/DL: 14X/12XDVD-R SL/DL: 16X/8XDVD plusR SL/DL: 16X/8X

CD-RW: 24X

Buffer Memory: 4MB

Operating System: Windows XP, Windows Vista, Windows 7

Specifications

Brand
LG
Model
WH14NS40
Drive Type
Super-Multi Internal SATA Blu-ray Disc Rewriter
BD-R Write Speed (SL/DL)
14x / 12x
DVD±R Write Speed (SL/DL)
16x / 8x
CD-RW Write Speed
24x
Buffer Memory
4MB
Interface
SATA 1.5 Gb/s
Format Support
BDXL, M-DISC
Supported OS
Windows XP, Windows Vista, Windows 7
Dimensions
5.7 x 1.6 x 6.5 inches
Weight
1.65 pounds
Color
Black

Frequently Asked Questions

Yes, the WH14NS40 supports BDXL media, allowing you to write to high-capacity Blu-ray discs up to 128GB for large backups and archival projects.
M-DISC is an archival disc format that engraves data into a rock-like layer designed to last over 1,000 years. The WH14NS40 supports M-DISC writing, making it suitable for long-term data preservation.
The WH14NS40 connects via a SATA 1.5 Gb/s interface, which is compatible with any standard SATA port on a desktop motherboard.
Yes, it is a Super-Multi drive that supports DVD-R/+R at 16x, DVD-R DL/+R DL at 8x, and CD-RW at 24x, in addition to its Blu-ray capabilities.
The WH14NS40 officially supports Windows XP, Windows Vista, and Windows 7, though it functions as a standard optical drive on later Windows versions as well.