5-year compressor warranty on every unitWilliams range held in UK stock+44 7426 370650

RELIABLEWILLIAMS

The full range

Every Williams unit we hold, from a 9,000 BTU bedroom split to a 28 kW commercial VRF. Tell us your room and we'll quote the right unit — supplied, or fully installed.

36 products

Williams Aurora 12,000 BTU

Ioniser3D airflow

Aurora

Williams Aurora 12,000 BTU

WSAM-12HRFN8 / WOB30-12HFN8

A++A+++Wi-Fi

22–35 m²

(142)

Williams AE Pro 12,000 BTU

AE Pro

Williams AE Pro 12,000 BTU

WSSP-12NR3 / WSOP-12NRX

A+++A+++Wi-Fi

22–35 m²

(76)

Williams Forest 12,000 BTU

A+++ heatingLeak detection

Forest

Williams Forest 12,000 BTU

WSAB-12HRDN8 / WOX133-12HFN8

A++A+++Wi-Fi

22–35 m²

(67)

Williams Sense 12,000 BTU

A+++180° deflector

Sense

Williams Sense 12,000 BTU

WSXT-12HRFN8 / WSOU-12HFN8

A+++A+++Wi-Fi

22–35 m²

(44)

Williams Cassette 24,000 BTU

4-wayCommercial

Cassette

Williams Cassette 24,000 BTU

WCD-24HRFNX / WOX430U-24HFN8

A++A+++Wi-Fi

45–70 m²

(14)

Williams Ducted 18,000 BTU

ConcealedA+++ heating

Ducted

Williams Ducted 18,000 BTU

WDA-18HWFNX / WOX330U-18HFN8

A++A+++Wi-Fi

32–50 m²

(14)

Williams Aurora 9,000 BTU

Ioniser3D airflow

Aurora

Williams Aurora 9,000 BTU

WSAM-09HRDN8 / WOB30-09HFN8

A++A+++Wi-Fi

15–25 m²

(88)

Williams Forest 9,000 BTU

A+++ heatingLeak detection

Forest

Williams Forest 9,000 BTU

WSAB-09HRDN8 / WOX133-09HFN8

A++A+++Wi-Fi

15–25 m²

(54)

Williams AE Pro 9,000 BTU

AE Pro

Williams AE Pro 9,000 BTU

WSSP-09NR3 / WSOP-09NRX

A+++A+++Wi-Fi

15–25 m²

(41)

Williams Aurora 18,000 BTU

Ioniser3D airflow

Aurora

Williams Aurora 18,000 BTU

WSAM-18HRFN8 / WOB30-18HFN8

A++A+++Wi-Fi

32–50 m²

(37)

Williams Sense 9,000 BTU

A+++180° deflector

Sense

Williams Sense 9,000 BTU

WSXT-09HRFN8 / WSOU-09HFN8

A+++A+++Wi-Fi

15–25 m²

(26)

Williams AE Pro 18,000 BTU

AE Pro

Williams AE Pro 18,000 BTU

WSSP-18NR3 / WSOP-18NRX

A+++A+++Wi-Fi

32–50 m²

(23)

Williams Forest 18,000 BTU

A+++ heatingLeak detection

Forest

Williams Forest 18,000 BTU

WSAB-18HRFNX / WOB32-18HFN8

A++A+++Wi-Fi

32–50 m²

(21)

Williams Aurora 24,000 BTU

Ioniser3D airflow

Aurora

Williams Aurora 24,000 BTU

WSAM-24HRFN8 / WOC30-24HFN8

A++A+Wi-Fi

45–70 m²

(19)

Williams Sense 18,000 BTU

A+++180° deflector

Sense

Williams Sense 18,000 BTU

WSXT-18HRFN8 / WSOU-18HFN8

A+++A+++Wi-Fi

32–50 m²

(17)

Williams Forest 24,000 BTU

A+++ heatingLeak detection

Forest

Williams Forest 24,000 BTU

WSAB-24HRFNX / WOC32-24HFN8

A++A+++Wi-Fi

45–70 m²

(15)

Williams Cassette 18,000 BTU

4-wayCommercial

Cassette

Williams Cassette 18,000 BTU

WSCD-18HRFNX / WOX330U-18HFN8

A++A+++Wi-Fi

32–50 m²

(14)

Williams Cassette 30,000 BTU

4-wayCommercial

Cassette

Williams Cassette 30,000 BTU

WCD-30HRFNX / WOD30U-30HFN8

A++A+++Wi-Fi

55–85 m²

(14)

Williams Cassette 36,000 BTU

4-wayCommercial

Cassette

Williams Cassette 36,000 BTU

WCD-36HRFN8 / WOD30U-36HFN8

A++A+++Wi-Fi

65–100 m²

(14)

Williams Cassette 42,000 BTU

4-wayCommercial

Cassette

Williams Cassette 42,000 BTU

WCD-42HRFNX / WOD30U-42HFN8

A++A+++Wi-Fi

80–115 m²

(14)

Williams Cassette 48,000 BTU

4-wayCommercial

Cassette

Williams Cassette 48,000 BTU

WCD-48HRFNX / WOE30U-48HFT8 (3 ph)

A++A+++Wi-Fi

90–135 m²

(14)

Williams Cassette 55,000 BTU

4-wayCommercial

Cassette

Williams Cassette 55,000 BTU

WCD-55HRFNX / WOE30U-55HFT8 (3 ph)

A++A+++Wi-Fi

110–160 m²

(14)

Williams Ducted 9,000 BTU

ConcealedA+++ heating

Ducted

Williams Ducted 9,000 BTU

WDA-09HWFNX / WOX230-09HFN8

A++A+++Wi-Fi

15–25 m²

(14)

Williams Ducted 12,000 BTU

ConcealedA+++ heating

Ducted

Williams Ducted 12,000 BTU

WDA-12HWFNX / WOX230-12HFN8

A++A+++Wi-Fi

22–35 m²

(14)

Williams Ducted 24,000 BTU

ConcealedA+++ heating

Ducted

Williams Ducted 24,000 BTU

WDA-24HWFNX / WOX430U-24HFN8

A++A+++Wi-Fi

45–70 m²

(14)

Williams Ducted 30,000 BTU

ConcealedA+++ heating

Ducted

Williams Ducted 30,000 BTU

WDA-30HWFNX / WOD30U-30HFN8

A++A+++Wi-Fi

55–85 m²

(14)

Williams Ducted 36,000 BTU

ConcealedA+++ heating

Ducted

Williams Ducted 36,000 BTU

WDA-36HWFNX / WOD30U-36HFN8

A++A+++Wi-Fi

65–100 m²

(14)

Williams Ducted 42,000 BTU

ConcealedA+++ heating

Ducted

Williams Ducted 42,000 BTU

WDA-42HWFNX / WOD30U-42HFN8

A++A+++Wi-Fi

80–115 m²

(14)

Williams Ducted 48,000 BTU

ConcealedA+++ heating

Ducted

Williams Ducted 48,000 BTU

WDA-48HWFNX / WOX630U-48HFN8

A++A+++Wi-Fi

90–135 m²

(14)

Williams Ducted 55,000 BTU

ConcealedA+++ heating

Ducted

Williams Ducted 55,000 BTU

WDA-55HWFNX / WOX630U-55HFT8 (3 ph)

A++A+++Wi-Fi

110–160 m²

(14)

Williams AE Pro 24,000 BTU

AE Pro

Williams AE Pro 24,000 BTU

WSSP-24NR3 / WSOP-24NRX

A+++A+++Wi-Fi

45–70 m²

(12)

Williams Infini 12,000 BTU

A+++Fire resistant

Infini

Williams Infini 12,000 BTU

WSSI-12NR3 / WSOI-12NRX

A+++A+++Wi-Fi

22–35 m²

(11)

Williams Console 12,000 BTU

Low levelHEPA filter

Console

Williams Console 12,000 BTU

WSAC-12NR32 / WOU230-12NR32

A++A+Wi-Fi

22–35 m²

(9)

Williams WSM-24 Floor Standing 24,000 BTU

Floor standingCommercial

WSM Tower

Williams WSM-24 Floor Standing 24,000 BTU

WSM-24HRFN8 / WOE30-24HFN8

A++A+

45–70 m²

(8)

Williams Console 18,000 BTU

Low levelHEPA filter

Console

Williams Console 18,000 BTU

WSAC-18NR32 / WOU330-18NR32

A++A+Wi-Fi

32–50 m²

(7)

Williams WSM-48 Floor Standing 48,000 BTU

Floor standingThree-phase

WSM Tower

Williams WSM-48 Floor Standing 48,000 BTU

WSM-48HRFN8 / WOE30-48HFN8

A++A+

90–135 m²

(5)