Pricing and availability

We compare 600+ stores and found this item at 4 stores. Prices updated .

Amazon
4.2 (83)
$161.49 Used
Reverb
$183.21 New
$129.97 Used
B&H
3.0 (1)
$189.99
Thomann
4.5 (13)
$161.00 $160.00 $1.00 · All time low

Average Price: $165

Standard/Professional

$100

$301+

Price Tier

Budget

Standard

High-end

Price History

Based on price data from 2 merchants for "Fostex T40rp Mk3 Studio Headphones (Closed)". Prices shown reflect NEW condition. Tracking began Apr 22, 2026.

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Description

Discover the Fostex T40rp Mk3 Studio Headphones, the ultimate companion for musicians and audio professionals seeking precision and clarity. These orthodynamic headphones feature the proprietary Regular Phase (RP) technology, delivering an impeccable soundscape with accurate sonic reproduction, making them ideal for both studio and DJ applications. The closed-back, circumaural design ensures a focused listening experience while effectively isolating ambient noise, allowing you to immerse yourself completely in your music.

Engineered for enduring comfort and performance, the T40rp Mk3 boasts redesigned housing, head-pad, and ear-pads. This ensures not only a snug fit but also maximizes the potential of the RP driver, providing a more pronounced low-end response. The headphones come equipped with a detachable cable, ensuring flexibility and easy replacement, should you need it. Whether you're monitoring a track or mixing a live session, these headphones offer a frequency range of 20 Hz to 35 kHz and a maximum input level of 3000 mW, guaranteeing a full and rich audio experience.

Key Features:

  • Closed-back design for focused bass
  • Proprietary Regular Phase (RP) diaphragm driver
  • Frequency range: 20 - 35,000 Hz
  • Impedance: 50 Ohm
  • Sensitivity: 91 dB
  • Max input level: 3000 mW
  • Detachable cable with two options: 1.2 m with 3.5 mm jack, 3 m with 6.3 mm jack
  • Includes low-repulsion ear and head pads for added comfort

Owner's manual

Fostex T40rp Mk3 Studio Headphones (Closed) User Manual

Product specs

Available since October 2015
Design Over-Ear
System Closed Back
Impedance 50 Ohms
Frequency range 20 Hz – 35000 Hz
Adaptor No
Replaceable Cable Yes
Colour Black
Max. SPL 91 dB
Type Of Connector Jack
Weight 315 g

FAQs

Are the Fostex T40rp Mk3 headphones suitable for studio mixing?

Yes, the Fostex T40rp Mk3 headphones are designed for studio use, offering a closed-back design that provides accurate sound isolation and a wide frequency response ideal for detailed audio analysis during mixing.

Do the Fostex T40rp Mk3 headphones have a replaceable cable?

Yes, the Fostex T40rp Mk3 headphones feature a replaceable cable, allowing for easy maintenance and extended longevity of the headphones.

What is the impedance of the Fostex T40rp Mk3 headphones?

The impedance of the Fostex T40rp Mk3 headphones is 50 Ohms, making them suitable for use with a variety of audio interfaces and amplifiers without requiring excessive power.

How comfortable are the Fostex T40rp Mk3 headphones for long listening sessions?

The Fostex T40rp Mk3 headphones are designed with over-ear pads that provide comfort during extended use, although individual comfort can vary depending on personal preference.

What type of connector do the Fostex T40rp Mk3 headphones use?

The Fostex T40rp Mk3 headphones use a standard jack connector, ensuring compatibility with most audio devices and equipment.

Z Reviews

Z Reviews

Z Review - FOSTEX T50RP -- T40RP -- T20RP

Video thumbnail for Z Review - FOSTEX T50RP -- T40RP -- T20RP by Z Reviews

Z Review - FOSTEX T50RP -- T40RP -- T20RP

Z Reviews

Z Reviews

Video thumbnail for LLAT: Fostex T40RP Mk.3 First Impressions Review by lachlanlikesathing

LLAT: Fostex T40RP Mk.3 First Impressions Review

lachlanlikesathing

lachlanlikesathing

Reviews

PROS

  • Superior stereo imaging and open sound

  • Well-balanced frequency response, especially in mid-range

  • Durable construction at a reasonable price

  • Relatively lightweight and comfortable for various head sizes

  • Surprisingly high-quality materials for the price point

  • Good for both professional studio use and general listening

  • Unique sound dynamics not found in traditional headphones

CONS

  • Original ear pads are thin and may get uncomfortable

  • Short headphone cables limit mobility

  • Can get hot and uncomfortable over long periods

Owner Insights

We analyzed real musician discussions from forums and Reddit to find what players love, question, and tweak about Fostex T40rp Mk3 Studio Headphones (Closed).

Features and functionality

  • The T40rp Mk3 headphones have a gap between the pads and the baffle, making them less isolating than typical closed-back headphones.

    Source

Use cases and applications

  • Owners find the isolation suitable for public use if the environment isn't excessively noisy.

    Source
  • The Fostex T40RP Mk3, despite its sound quality not surpassing certain competitors, was considered aesthetically pleasing and suitable for users prioritizing comfort over audio fidelity.

    Source

Mods and upgrades

  • Upgraded pads are recommended to improve comfort and isolation, though the impact on isolation is limited.

    Source
  • Owners suggest aftermarket pads to improve the sound quality and comfort of the Fostex T40RP Mk3, with specific praise for enhancing user experience.

    Source

User experience

  • Users report needing a separate amplifier due to the headphones' power requirements, unless using a powerful digital audio player (DAP).

    Source
  • The T40RP Mk3 headphones were noted for fitting larger head sizes comfortably, with a band that expands more than most other models tested.

    Source

Build quality

  • The Fostex T40RP Mk3 features an 80s futuristic design with subtle orange accents and a robust, twist-lock cable system that limits replacement options but ensures a secure connection.

    Source

Comparisons

  • In side-by-side testing, the T40RP Mk3 was found to have slightly inferior sound quality compared to the Sennheiser HD 280 PRO but was more comfortable for larger heads.

    Source

Critic Reviews

Fostex T40RP Mk3 Headphones Review | by Alex Rowe | Medium

medium.com

The Fostex T40RP Mk3 headphones sport a timeless build with a rich legacy in audio production, thanks to their pioneering planar magnetic drivers. However, the comfort is questionable, and the sound signature is somewhat bland, making them less versatile for multi-purpose listening compared to other studio headphones. While the price point is competitive for planar headphones, the overall experience feels lacking in both comfort and sonic excitement. A solid choice for those valuing heritage and build quality, but listeners seeking comfort and dynamic audio might want to explore other options.

Comparison Review: Fostex T50/T40/T20rp MK3 - Sound Perfection Reviews

soundperfectionreviews.com

The Fostex T40RP Mk3 Studio Headphones impressively combine durability with a balanced sound profile, making them a solid choice for studio use. While their build quality is top-notch, featuring metal components and quality plastics, the comfort might not satisfy everyone due to thin headband padding and earpads. These headphones shine with a detailed and coherent sound, though they require a powerful amplifier for optimal performance. The T40s offer good isolation thanks to their closed-back design, but the thinner sound signature might not be for everyone. Overall, these headphones are a great buy at their price, especially for those interested in modding possibilities to tweak to personal tastes.

positive

Fostex T40RP MK3 Review - HiFi Oasis

hifioasis.com

The Fostex T40RP Mk3 headphones offer a mixed bag of high customization potential and sound quality with limitations. They shine in durability and modding capability, appealing to audiophiles who enjoy personalizing their gear. However, out-of-the-box comfort is lacking, necessitating aftermarket ear pads and an amp for optimal performance. The stock sound profile is unremarkable, requiring EQ adjustments to reach its full auditory potential. While they excel in detail and clarity, especially for studio and gaming use, their bulkiness and poor cable quality detract from convenience. Overall, a choice for those keen on customization and planar magnetic sound.

3.0 out of 5

Based on 0 Reviews and 1 Rating

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Artist usage

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See how Dagames uses Fostex T40rp Mk3 Studio Headphones (Closed)

Dagames

Singer, Guitarist

...
Verified via YouTube

In the YouTube video titled "WHATS CHANGING, WILL?," DAGames is shown using the Fostex T40rp Mk3 Studio Headphones.

Genre Usage

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