Dark mode
only subwoofersin all categories
only subwoofers
United Kingdom
Catalog   /   Sound & Hi-Fi   /   Hi-Fi & Hi-End Components   /   Subwoofers   /   Triangle

Triangle THETIS 300

Photos - Subwoofer Triangle THETIS 300
Photos 17
from £549.00 up to £650.00 
add to listmy lists
Triangle THETIS 300
2023remote control
Type:active
Mount:floor
Registration:bass-reflex
Power:150 W
Frequency range:32 – 120 Hz
The subwoofer works on the principle of a phase inverter, expanding the bandwidth even at low volumes. Thanks to the laminar port, airflow noise is significantly reduced compared to a classic tubular port.
All specifications
Specifications THETIS 300
Main
Mount typefloor
Typeactive
Acoustic designbass-reflex type
Phase inverter locationbottom
Featureshome
Specs
Power150 W
Frequency range32 – 120 Hz
Speaker size8"
Functions
Phase adjustment
Level adjustment
Adjustable crossover
Crossover frequency30 – 120 Hz
Passive speaker connection
Connectors
InputsRCA (LFE)
RCA (line)
high level (terminals)
Outputshigh level (terminals)
General information
Remote control
MaterialMDF
Dimensions (HxWxD)340x300x300 mm
Weight10.6 kg
Official Websitetrianglehifi.com
Added to E-Catalogmay 2023
The information in the model description is for reference purposes.
Always clarify the specifications and configuration of the product with the online store manager before purchasing.
Catalog Triangle 2025 - new arrivals, bestsellers, and the most relevant models Triangle.

Buy Triangle THETIS 300

When you make a purchase through links on our site, we may receive a affiliate commission.

Triangle Thetis 300 Subwoofer Black TR-THETIS300/B210225

The Triangle Thetis 300 Subwoofer is a compact but versatile player and a great addition to any home cinema. Taking up no more than a 300 x 300 mm wide and deep footprint it can still provide a surprisingly impactful performance. Perfect for considerably deepening the bass where smaller speakers might struggle and compatible with a wide range of am... moreplifiers featuring LFE RCA and speaker level inputs the Thetis 300 extends your soundstage as low as 32Hz for more impactful bass.
AV.com
Delivery: in United Kingdom
Report
£549.00
Buy in shop

Triangle Thetis 300 Subwoofer Black Ash TR-THETIS300/BA210225

The Triangle Thetis 300 Subwoofer is a compact but versatile player and a great addition to any home cinema. Taking up no more than a 300 x 300 mm wide and deep footprint it can still provide a surprisingly impactful performance. Perfect for considerably deepening the bass where smaller speakers might struggle and compatible with a wide range of am... moreplifiers featuring LFE RCA and speaker level inputs the Thetis 300 extends your soundstage as low as 32Hz for more impactful bass.
AV.com
Delivery: in United Kingdom
Report
£650.00
Buy in shop

Triangle Thetis 300 Subwoofer White TR-THETIS300/W210225

The Triangle Thetis 300 Subwoofer is a compact but versatile player and a great addition to any home cinema. Taking up no more than a 300 x 300 mm wide and deep footprint it can still provide a surprisingly impactful performance. Perfect for considerably deepening the bass where smaller speakers might struggle and compatible with a wide range of am... moreplifiers featuring LFE RCA and speaker level inputs the Thetis 300 extends your soundstage as low as 32Hz for more impactful bass.
AV.com
Delivery: in United Kingdom
Report
£549.00
Buy in shop
We recommendCompare using chart →
Turbosound iQ15B
from £589.00 
floor, active, bass-reflex, 3000 W, 50 – 130 Hz
JBL Stage 220P
from £599.00 
floor, active, bass-reflex, 250 W, 26 – 150 Hz
Klipsch R-120SW
from £559.52 
floor, active, bass-reflex, 200 W, 29 – 120 Hz
Turbosound M15B
from £559.00 
floor, active, bass-reflex, 2200 W, 45 – 100 Hz
Yamaha HS8S
from £250.00 
floor, active, bass-reflex, 150 W, 22 – 160 Hz
KRK S12.4
from £529.00 
floor, active, bass-reflex, 220 W, 26 – 97 Hz, 92 dB
Polk Audio Signature Elite ES10
from £549.00 
floor, active, bass-reflex, 200 W, 28 – 250 Hz
Quadral Qube 10 Activ
from £619.85 
floor, active, bass-reflex, 200 W, 22 – 200 Hz
Adam Sub8
from £519.00 
floor, active, bass-reflex, 160 W, 28 – 150 Hz, remote control
Turbosound M18B
from £639.00 
floor, active, bass-reflex, 2200 W, 40 – 100 Hz
dB Technologies Sub 615
from £522.00 
floor, active, bass-reflex, 600 W, 42 – 124 Hz
Dali Sub E-12 F
from £649.00 
floor, active, bass-reflex, 170 W, 28 – 190 Hz
Filters
Models
Catalog
  /  
Subwoofers
  /  
Triangle
  /  
Subwoofer Triangle THETIS 300
E-Catalog — catalog of descriptions and prices for household and computer equipment, electronics, goods for home and office. We know where to find buy subwoofers Triangle THETIS 300 at the best price in online stores. Reprinting of any materials is only permitted with the written consent of the editorial office.
About us
Other countries
Did you find an error on this page? Highlight it and click Ctrl+Enter.
Or use the "Report an error in the description" feature under the table with the specifications of the specific model.
Your Region
  • United Kingdom, en
  • United Kingdom
ID
© E-Catalog, 2001—2025
Dark mode