Pricing and availability

We compare 600+ stores and found this item at 1 store. Prices updated .

Average Price: $177

Budget/Beginner

$299

$1500+

Price Tier

Budget

Standard

High-end

Price History

Based on price data from 1 merchant for "the t.amp S-150 MK II". Prices shown reflect NEW condition. Tracking began Apr 25, 2026.

* Product prices and availability are updated by Equipboard every 24hrs and are subject to change. Equipboard may receive compensation for purchases made at participating retailers linked on this site. This compensation does not affect what products or prices are displayed, or the order of prices listed. For more information, please refer to our affiliate disclosure.

Description

Unlock the true potential of your live sound setup with the t.amp S-150 MK II power amplifier. Designed for musicians and audio professionals who demand reliability and performance, this amplifier delivers 2 x 150 W at 4 ohms, ensuring your sound is both powerful and crystal clear. Whether you're powering a pair of speakers or driving a complex sound system, the S-150 MK II offers the flexibility and control you need to create an immersive audio experience.

The S-150 MK II features balanced inputs with both XLR and jack connections, making it a versatile choice for a variety of setups. Its bridgeable design allows for even more power and customization options, while the absence of a fan due to convection cooling means no unwanted noise during those quiet, intimate moments on stage.

Engineered with all protection circuits, including Softstart, this amplifier ensures your equipment remains safe and operational even under demanding conditions. With switchable input sensitivity and multiple output options including Speaker Twist and binding posts, the S-150 MK II adapts to your specific sound reinforcement needs.

Key Features:

  • 2 x 150 W at 4 ohms
  • 2 x 85 W at 8 ohms
  • Balanced inputs with XLR and jack
  • Bridgeable design
  • Speaker Twist and binding post outputs
  • All protection circuits including Softstart
  • Switchable input sensitivity: 0.775 Vrms to 1.4 Vrms, or 26 dB Gain
  • Damping factor > 150
  • Convection cooled (no fan)
  • 19", 2U rack mountable design

Owner's manual

the t.amp S-150 MK II User Manual

Product specs

Available since January 2000
Power (4 Ohms) per Channel 150 W
Channels 2
Rack Units 2 U
Amp Class Class AB
2 Ohm stable No
DSP/Crossover No
Convection cooling Yes
Width in mm 483 mm
Depth in mm 320 mm
Height in mm 88 mm
Weight 11,5 kg
Bridged Mode 1
Input XLR 1
Jack Input 6,3 sym. 1
Parallel Input 1
Link Out No
Output Speaker Twist 1
Output Binding Post 1

FAQs

What is the power output of the t.amp S-150 MK II per channel?

The t.amp S-150 MK II provides 150 watts of power per channel at 4 ohms.

Is the t.amp S-150 MK II suitable for 2-ohm loads?

No, the t.amp S-150 MK II is not stable for 2-ohm loads.

What type of cooling does the t.amp S-150 MK II use?

The t.amp S-150 MK II uses convection cooling to manage its operating temperature.

Can the t.amp S-150 MK II be used in a rack setup?

Yes, the t.amp S-150 MK II is designed to fit in a 2U rack space.

Does the t.amp S-150 MK II have a built-in DSP or crossover?

No, the t.amp S-150 MK II does not include built-in DSP or crossover features.

What are the input options for the t.amp S-150 MK II?

The t.amp S-150 MK II features one XLR input, one 6.3 mm jack input, and one parallel input.

TourbillonCafe

TourbillonCafe

プロケーブル最強パワーアンプ「thomann S-150mk2」を2台購入!! 〜アンプの接続方法あれこれ〜 #BTL接続 #パラレル接続 #バイアンプ

Video thumbnail for プロケーブル最強パワーアンプ「thomann S-150mk2」を2台購入!! 〜アンプの接続方法あれこれ〜 #BTL接続 #パラレル接続 #バイアンプ by TourbillonCafe

プロケーブル最強パワーアンプ「thomann S-150mk2」を2台購入!! 〜アンプの接続方法あれこれ〜 #BTL接続 #パラレル接続 #バイアンプ

TourbillonCafe

TourbillonCafe

Video thumbnail for Thomann s-75 mk2  2台とAllen&Heath WZ3 16:2         Thomann s-150 mk2  1台よりも味が濃いぃし、音粒が飛び跳ねて斬れ味がいいですね。 by Ibizaかおる

Thomann s-75 mk2  2台とAllen&Heath WZ3 16:2     Thomann s-150 mk2 1台よりも味が濃いぃし、音粒が飛び跳ねて斬れ味がいいですね。

Ibizaかおる

Ibizaかおる

Reviews

PROS

  • Warm, musical sound with excellent midrange performance

  • High power output with substantial headroom

  • Clear sound even at high volumes, ideal for filling rooms

  • Passive cooling system ensures quiet operation

  • Adjustable level knobs for precise channel balancing

  • Protection relay functions effectively

  • Suitable for driving both HiFi and passive speakers

  • Competitive price for the quality offered

CONS

  • Very heavy, difficult to install without assistance

  • Automatic standby feature can be overly sensitive

  • Minor hum from the transformer when sound is off

  • Requires additional rack space for proper cooling

Owner Insights

We analyzed real musician discussions from forums and Reddit to find what players love, question, and tweak about the t.amp S-150 MK II.

Comparisons

  • The Behringer NX3000 is recommended over the t.amp S-150 MK II for more power, offering sufficient output for stereo use, unlike the S-150 MK II.

    Source

Use cases and applications

  • The t.amp S-150 MK II at 150w @ 4ohms may not provide enough headroom for a 200w @ 8ohms speaker setup, risking clipping.

    Source

Features and functionality

  • Using the t.amp S-150 MK II might necessitate additional gear, such as extra power and signal cables, and a new master-EQ for optimal functionality.

    Source

Value and pricing

  • Investing in powered speakers like Alto TS308 could be more cost-effective long-term than buying a separate power amp and accessories, potentially offering better sound quality.

    Source

3.0 out of 5

Based on 0 Reviews and 1 Rating

5 star
4 star
3 star
2 star
1 star

Genre Usage

Based on how artists on Equipboard use this gear, it is most commonly found in the following genres.

More Power Amplifiers

QSC GX5

$499.00 - $799.00

# 5

Rank

Buzz Osborne (aka King Buzzo) Adam Roethlisberger
2 artists using

Artist usage

Community setups

Similar

Gear Guides