Hydor HIT125 Inline Centrifugal Duct Fan 125mm
Hydor HIT125 Inline Centrifugal Duct Fan 125mm
£139.99
SKU: HIT125

Hydor HIT125 Inline Centrifugal Duct Fan 125mm

Up to 212 m³/h
125mm connection
AC motor
Estimated delivery
In stock
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Delivery and Warranty

Standard UK Mainland Delivery
If you are not in a rush, then we offer standard delivery and your order should be with you between 2-3 working days. 
£6.95  

Next Working Day Delivery 
Place your order before 12pm Monday to Thursday and receive your order the next working day. Orders placed on Friday before 11am will be processed and delivered on Monday. (Excludes Sunday’s and Public Holidays) 
£15.95 

Nominated Day Delivery
We know sometimes you will need an order on a particular date in the future. Simply select this option at checkout and add what date you would like to receive the order. We will then contact you to confirm the date. If you need to change this order date then please contact us ASAP.
£15.95

Northern Ireland Delivery
We offer a flat fee rate for Northern Ireland orders, and all are 5-7 working day lead times.
£29.95 

Scottish Highlands & Islands Delivery
We only offer a flat fee rate for Scottish Highland & Islands orders, and all are 5-7 working day lead times.
£45.95

Channel Islands Delivery
We only offer a flat fee rate for Channel Islands orders, and all are 5-7 working day lead times.
£45.95 

Product Details

Specifications

Product specifications
Brand Hydor
Model HIT125
Type All-metal inline centrifugal duct fan
Duct connection 125 mm (25 mm spigots)
Airflow (max) 212 m³/h
Motor Three-speed AC external rotor (IP44)
Impeller Single-inlet backward-curved centrifugal with air guide vanes
Protection Thermal overload; IP54 terminal box
Casing Galvanised pressed sheet steel
Mounting Any angle; integral brackets included

Summary

The Hydor HIT125 is an all-metal inline centrifugal duct fan for 125 mm circular ducting, moving up to 212 m³/h. Built for high performance in low-airflow, medium-pressure systems, it's a popular choice for greenhouse and grow-room ventilation as well as general commercial extract, running quietly and efficiently.

It uses a three-speed IP44 external-rotor motor with a single-inlet backward-curved centrifugal impeller and air guide vanes, with thermal overload protection and an IP54 terminal box. The robust galvanised steel casing has 25 mm spigots and integral mounting brackets so it can be fitted at any angle, and it's fully speed controllable.

See more specification See less specification

The Hydor HIT125 is part of the HIT range of all-metal in-line centrifugal fans, providing the ideal solution for high-performance requirements in low-airflow, medium-pressure systems. Designed for greenhouse, grow-room and general commercial ventilation, it delivers up to 212 m³/h through 125 mm ducting with high performance and quiet operation.

  • Airflow up to 212 m³/h; 125 mm connection
  • Three-speed IP44 external-rotor motor; fully speed controllable
  • Single-inlet backward-curved centrifugal impeller with air guide vanes
  • Thermal overload protection; IP54-rated terminal box
  • Robust galvanised pressed-steel casing; 25 mm spigots for rigid or flexible duct
  • Integral mounting brackets for horizontal or vertical mounting at any angle

Suitable for

  • Greenhouse and grow-room ventilation; general commercial extract
  • Low-airflow, medium-pressure duct systems; ceiling-void mounting

Installation

Connects to rigid or flexible circular ducting via 25 mm spigots, fixed at any angle with the integral brackets. Should be installed on a suitable circuit by a qualified electrician.

Specifications

Brand Hydor
Model HIT125
Type All-metal inline centrifugal duct fan
Duct connection 125 mm (25 mm spigots)
Airflow (max) 212 m³/h
Motor Three-speed AC external rotor (IP44)
Impeller Single-inlet backward-curved centrifugal with air guide vanes
Protection Thermal overload; IP54 terminal box
Casing Galvanised pressed sheet steel
Mounting Any angle; integral brackets included

Manuals & Guides
Hydor HIT125 Datasheet
Hydor HIT125 Installation Guide

Product Description

The Hydor HIT125 is part of the HIT range of all-metal in-line centrifugal fans, providing the ideal solution for high-performance requirements in low-airflow, medium-pressure systems. Designed for greenhouse, grow-room and general commercial ventilation, it delivers up to 212 m³/h through 125 mm ducting with high performance and quiet operation.

  • Airflow up to 212 m³/h; 125 mm connection
  • Three-speed IP44 external-rotor motor; fully speed controllable
  • Single-inlet backward-curved centrifugal impeller with air guide vanes
  • Thermal overload protection; IP54-rated terminal box
  • Robust galvanised pressed-steel casing; 25 mm spigots for rigid or flexible duct
  • Integral mounting brackets for horizontal or vertical mounting at any angle

Suitable for

  • Greenhouse and grow-room ventilation; general commercial extract
  • Low-airflow, medium-pressure duct systems; ceiling-void mounting

Installation

Connects to rigid or flexible circular ducting via 25 mm spigots, fixed at any angle with the integral brackets. Should be installed on a suitable circuit by a qualified electrician.

Specifications

Brand Hydor
Model HIT125
Type All-metal inline centrifugal duct fan
Duct connection 125 mm (25 mm spigots)
Airflow (max) 212 m³/h
Motor Three-speed AC external rotor (IP44)
Impeller Single-inlet backward-curved centrifugal with air guide vanes
Protection Thermal overload; IP54 terminal box
Casing Galvanised pressed sheet steel
Mounting Any angle; integral brackets included

Manuals & Guides
Hydor HIT125 Datasheet
Hydor HIT125 Installation Guide

Delivery & Returns

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What is the Hydor HIT125 for?

It's an all-metal inline centrifugal duct fan for high-performance extraction in low-airflow, medium-pressure systems, popular for greenhouse and grow-room ventilation and general commercial extract.

How much air and what duct size?

Up to 212 m³/h through 125 mm circular ducting.

How is the speed controlled?

It has a three-speed motor and is fully speed controllable, so you can tune airflow to the room and duct run.

Can it be mounted in any position?

Yes, its integral galvanised-steel brackets allow horizontal or vertical mounting at any angle, and the compact casing suits ceiling voids.

Is it robust and protected?

Yes, a galvanised pressed-steel casing, IP44 external-rotor motor with thermal overload protection, and an IP54-rated terminal box.

Who should install it?

As a mains fan it should be installed on a suitable circuit by a qualified electrician, connected to rigid or flexible duct via the 25 mm spigots.

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