# S&P IRT/4-400B Inline Rectangular Duct Fan

> Price comparison in United Kingdom (GBP). Lowest price right now: **£2,151.99** at eFans Direct, currently out of stock. 1 offer from 1 shop. Checked 2026-10-09T20:57:07Z.

## Product
- Brand: S&P
- Category: [Home appliances](https://pricuro.com/uk/home-appliances.md) > [Heating & cooling](https://pricuro.com/uk/home-appliances/heating-cooling.md)
- Manufacturer part number: 5132928000
- Page: https://pricuro.com/uk/p/s-p-irt-4-400b-inline-rectangular-duct-fan-16386580
- Image: https://pricuro.com/img/16386580/800/s-p-irt-4-400b-inline-rectangular-duct-fan.webp

## Offers (1, sorted by total price incl. delivery; used/refurbished last)

| # | Shop | Price | Delivery | Total | Availability | Condition | Buy |
|---|---|---|---|---|---|---|---|
| 1 | eFans Direct | £2,151.99 | see shop | – | out of stock | new | https://pricuro.com/go/43326612 |

## Price history (lowest price per day in United Kingdom, tracked since 2026-10-07, 3 days)

- Lowest price today: £2,151.99
- Last 30 days: lowest £2,151.99, highest £2,151.99, average £2,151.99
- All-time low on Pricuro: £2,151.99 (2026-10-07)
- Note: the history is still short, so it does not yet show whether today's price is a good one.

| Date | Lowest price |
|---|---|
| 2026-10-07 | £2,151.99 |
| 2026-10-08 | £2,151.99 |
| 2026-10-09 | £2,151.99 |

## Specifications


Description (from a shop): The S&P IRT/4-400B is a three-phase inline rectangular duct fan built for general ventilation where a fan must sit within a rectangular ducted system or where installation space is tight. It uses a high performance, dynamically balanced backward curved centrifugal impeller in a heavy gauge galvanised steel casing, delivering up to 9580 m³/h of free air. The external rotor motor carries Class F insulation with thermal protection and runs on a 230/400V-50Hz three-phase supply. Speed is controllable by transformer or frequency drive, and the hinged inspection door plus remote IP55 terminal box make cleaning, maintenance and control wiring straightforward. The fan can be mounted in any orientati…

## Other variants

- [S&P IRB/4 355 Inline Rectangular Duct Fan](https://pricuro.com/uk/p/s-p-irb-4-355-inline-rectangular-duct-fan-16386585.md) – from £1,643.99
- [S&P IRB/2-200B Inline Rectangular Duct Fan - 200mm](https://pricuro.com/uk/p/s-p-irb-2-200b-inline-rectangular-duct-fan-200mm-16386582.md) – from £573.99
- [S&P IRB/4-315B Inline Rectangular Duct Fan - 315mm](https://pricuro.com/uk/p/s-p-irb-4-315b-inline-rectangular-duct-fan-315mm-16386584.md) – from £1,293.99
- [S&P IRB/2-180 Inline Rectangular Duct Fan - 180mm](https://pricuro.com/uk/p/s-p-irb-2-180-inline-rectangular-duct-fan-180mm-16386583.md) – from £419.99
- [S&P IRB/2-200A Inline Rectangular Duct Fan - 200mm](https://pricuro.com/uk/p/s-p-irb-2-200a-inline-rectangular-duct-fan-200mm-16386581.md) – from £516.99

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Source: Pricuro (https://pricuro.com), an independent price comparison for United Kingdom. Canonical page: https://pricuro.com/uk/p/s-p-irt-4-400b-inline-rectangular-duct-fan-16386580
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