Plug-In AC Adapters – Mouser United Kingdom

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Level VI Power Supplies

CUI Inc Level VI External AC-DC Power Adapters meet the more stringent average efficiency and no-load power requirements that fulfill Level VI efficiency standards. The Level VI power supplies feature a wide universal input range across 5W to 36W power range and offer a full suite of safety approvals.

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (GBP) Filter the results in the table by unit price based on your quantity.	Qty.	AC Plug included/required	Region	Mounting Style	Input Voltage	Number of Outputs	Output Power	Output Voltage-Channel 1	Output Current-Channel 1	Connector Type	DC Output Connector	Efficiency	Industry
Wall Mount AC Adapters AC blade for AU-black SMI6D and SMI6AD SMI-AU-9 CUI Inc. 1: £0.995 200In Stock New At Mouser	Mfr. Part No. SMI-AU-9 Mouser Part No 490-SMI-AU-9 New At Mouser	CUI Inc.	Wall Mount AC Adapters AC blade for AU-black SMI6D and SMI6AD	Datasheet	200In Stock	£0.995 £0.943 £0.925 £0.841 View £0.811 £0.78 £0.751 £0.724	Min.: 1 Mult.: 1		Australia	Wall Mount
Wall Mount AC Adapters UK AC blade for SMI series SMI-UK-3 CUI Inc. 1: £1.44 321In Stock	Mfr. Part No. SMI-UK-3 Mouser Part No 490-SMI-UK-3	CUI Inc.	Wall Mount AC Adapters UK AC blade for SMI series Learn More about CUI Inc. cui smi5 usb power supplies	Datasheet	321In Stock	£1.44 £1.38 £1.34 £1.22 View £1.18 £1.13 £1.08 £1.05	Min.: 1 Mult.: 1	Included	United Kingdom	Wall Mount								Level VI	Industrial
Wall Mount AC Adapters Large AC blade for UK - white SMI-UK-3L-W CUI Inc. 1: £1.53 215In Stock	Mfr. Part No. SMI-UK-3L-W Mouser Part No 490-SMI-UK-3L-W	CUI Inc.	Wall Mount AC Adapters Large AC blade for UK - white Learn More about CUI Inc. cui smi12 ac dc power adapters	Datasheet	215In Stock	£1.53 £1.46 £1.42 £1.29 View £1.25 £1.20 £1.14 £1.10	Min.: 1 Mult.: 1	Included	United Kingdom	Wall Mount								Level VI	Industrial
Wall Mount AC Adapters ac-dc, 12 Vdc, 1 A, SW, multi-blade, N/E/B/A, P5 center pos, level VI, black SMI12-12-4B-P5 CUI Inc. 1: £12.31 48In Stock 600Expected 02/11/2026	Mfr. Part No. SMI12-12-4B-P5 Mouser Part No 490-SMI12-12-4B-P5	CUI Inc.	Wall Mount AC Adapters ac-dc, 12 Vdc, 1 A, SW, multi-blade, N/E/B/A, P5 center pos, level VI, black Learn More about CUI Inc. cui smi12 ac dc power adapters	Datasheet	48In Stock 600Expected 02/11/2026	£12.31 £11.98 £11.31 £10.64 View £10.00 £9.65 £8.97 £8.61 £8.56	Min.: 1 Mult.: 1	Included	Australia, Europe, North America, United Kingdom	Wall Mount	90 VAC to 264 VAC	1 Output	12 W	12 VDC	1 A	Barrel Connector	2.1 mm Barrel Plug (2.1x5.5)	Level VI	Industrial
Wall Mount AC Adapters 19.5W15V1.3A 2.1plug w/blade kit Level VI SMI18-15-V-P5 CUI Inc. 1: £22.25 50In Stock 540Expected 09/11/2026	Mfr. Part No. SMI18-15-V-P5 Mouser Part No 490-SMI18-15-V-P5	CUI Inc.	Wall Mount AC Adapters 19.5W15V1.3A 2.1plug w/blade kit Level VI Learn More about CUI Inc. cui smi18 power supplies	Datasheet	50In Stock 540Expected 09/11/2026	£22.25 £20.46 £19.74 £18.82 View £18.15 £17.41 £16.67 £16.45 Quote	Min.: 1 Mult.: 1	Included	Universal	Wall Mount	230 VAC	1 Output	20 W	15 VDC	1.3 A	Barrel Connector	2.1 mm Barrel Plug (2.1x5.5)	Level VI, CoC Tier 2	Industrial
Wall Mount AC Adapters 19.5W15V1.3A 2.1 rt w/blade kit Level VI SMI18-15-V-P5R CUI Inc. 1: £22.24 12In Stock	Mfr. Part No. SMI18-15-V-P5R Mouser Part No 490-SMI18-15-V-P5R	CUI Inc.	Wall Mount AC Adapters 19.5W15V1.3A 2.1 rt w/blade kit Level VI Learn More about CUI Inc. cui smi18 power supplies	Datasheet	12In Stock	£22.24 £20.46 £19.73 £18.81 View £18.15 £17.50 £16.68 £16.10	Min.: 1 Mult.: 1			Wall Mount						Barrel Connector	2.1 mm Barrel Plug, Right Angle (2.1x5.5)	Level VI, CoC Tier 2
Wall Mount AC Adapters 19.2W24V0.8A NoBlade 2.1 cent + Level VI SMI18-24-K-P5 CUI Inc. 1: £15.56 58In Stock Restricted Availability	Mfr. Part No. SMI18-24-K-P5 Mouser Part No 490-SMI18-24-K-P5	CUI Inc.	Wall Mount AC Adapters 19.2W24V0.8A NoBlade 2.1 cent + Level VI Learn More about CUI Inc. cui smi18 power supplies Product available only to OEM/EMS and design business customers. Product is not shipped to consumers in the EU or the UK	Datasheet	58In Stock	£15.56 £14.30 £13.80 £13.40 View £11.38 £11.24	Min.: 1 Mult.: 1 Restricted Availability	Included	Universal	Wall Mount	230 VAC	1 Output	19.2 W	24 VDC	800 mA	Barrel Connector	2.1 mm Barrel Plug (2.1x5.5)	Level VI, CoC Tier 2	Industrial
Wall Mount AC Adapters 15W 5V 3A EU 2.5 cent + Level VI SWI18-5-E-P6 CUI Inc. 1: £16.52 43In Stock Restricted Availability	Mfr. Part No. SWI18-5-E-P6 Mouser Part No 490-SWI18-5-E-P6	CUI Inc.	Wall Mount AC Adapters 15W 5V 3A EU 2.5 cent + Level VI Learn More about CUI Inc. cui swi18 plug adapters Product available only to OEM/EMS and design business customers. Product is not shipped to consumers in the EU or the UK	Datasheet	43In Stock	£16.52 £15.19 £14.66 £14.13 View £12.00 £11.94	Min.: 1 Mult.: 1 Restricted Availability	Included	Europe	Wall Mount	230 VAC	1 Output	15 W	5 VDC	3 A	Barrel Connector	2.5 mm Barrel Plug (2.5x5.5)	Level VI, CoC Tier 2	Industrial
Wall Mount AC Adapters AU Interchange Blade for SMI10-USB serie SMI-AU-3L CUI Inc. 1: £1.48 324In Stock	Mfr. Part No. SMI-AU-3L Mouser Part No 490-SMI-AU-3L	CUI Inc.	Wall Mount AC Adapters AU Interchange Blade for SMI10-USB serie Learn More about CUI Inc. cui smi10 power supplies	Datasheet	324In Stock	£1.48 £1.41 £1.37 £1.25 View £1.20 £1.16 £1.11 £1.07	Min.: 1 Mult.: 1	Included	Australia	Wall Mount								Level VI	Industrial
Wall Mount AC Adapters Large AC blade for Europe - white SMI-EU-3L-W CUI Inc. 1: £1.61 241In Stock	Mfr. Part No. SMI-EU-3L-W Mouser Part No 490-SMI-EU-3L-W	CUI Inc.	Wall Mount AC Adapters Large AC blade for Europe - white Learn More about CUI Inc. cui smi12 ac dc power adapters	Datasheet	241In Stock	£1.61 £1.52 £1.41 £1.37 View £1.32 £1.20 £0.908 £0.89	Min.: 1 Mult.: 1	Included	Europe	Wall Mount								Level VI	Industrial
Desktop AC Adapters 50W 24V 2.1A Lvl VI C8 2.1x5.5 plug SDI50-24-UD-P5 CUI Inc. 1: £24.32 6In Stock Restricted Availability 240Expected 09/11/2026	Mfr. Part No. SDI50-24-UD-P5 Mouser Part No 490-SDI50-24-UD-P5	CUI Inc.	Desktop AC Adapters 50W 24V 2.1A Lvl VI C8 2.1x5.5 plug Learn More about CUI Inc. cui sdi50 power supplies Product available only to OEM/EMS and design business customers. Product is not shipped to consumers in the EU or the UK	Datasheet	6In Stock 240Expected 09/11/2026	£24.32 £22.37 £21.58 £20.61 View £19.97 £18.80 £18.12 £18.03 Quote	Min.: 1 Mult.: 1 Restricted Availability	Required	Universal		230 VAC	1 Output	50 W	24 VDC	2.1 A	Barrel Connector	2.1 mm Barrel Plug (2.1x5.5)	Level VI, CoC Tier 2	Industrial
Wall Mount AC Adapters CN Interchange Blade for SMI10-USB series SMI-CN-3L CUI Inc. 1: £0.89 295In Stock	Mfr. Part No. SMI-CN-3L Mouser Part No 490-SMI-CN-3L	CUI Inc.	Wall Mount AC Adapters CN Interchange Blade for SMI10-USB series Learn More about CUI Inc. cui smi10 power supplies	Datasheet	295In Stock	£0.89 £0.826 £0.796 £0.759 View £0.738 £0.713 £0.675 £0.651	Min.: 1 Mult.: 1		China	Wall Mount								Level VI	Industrial
Wall Mount AC Adapters ac-dc, 9 Vdc, 0.66 A, SW, multi-blade, N/E/B/A blades, P5 center pos, level VI SMI6B-9-4-P5 CUI Inc. 1: £9.48 118In Stock	Mfr. Part No. SMI6B-9-4-P5 Mouser Part No 490-SMI6B-9-4-P5	CUI Inc.	Wall Mount AC Adapters ac-dc, 9 Vdc, 0.66 A, SW, multi-blade, N/E/B/A blades, P5 center pos, level VI Learn More about CUI Inc. cui smi6b acdc power supply	Datasheet	118In Stock	£9.48 £9.13 £8.62 £8.11 View £7.74 £7.46 £7.11 £6.86	Min.: 1 Mult.: 1	Included	Australia, Europe, North America, United Kingdom	Wall Mount	90 VAC to 264 VAC	1 Output	5.94 W	9 VDC	660 mA	Barrel Connector	2.1 mm Barrel Plug (2.1x5.5)	Level VI, CoC Tier 2	Industrial
Wall Mount AC Adapters 3W 5V 0.6A EU USB A SWI3-5-E-I38 CUI Inc. 1: £5.54 199In Stock	Mfr. Part No. SWI3-5-E-I38 Mouser Part No 490-SWI3-5-E-I38	CUI Inc.	Wall Mount AC Adapters 3W 5V 0.6A EU USB A Learn More about CUI Inc. cui swi3 wall plug adapters	Datasheet	199In Stock	£5.54 £5.27 £5.12 £4.85 View £4.57 £4.43 £4.16 £3.95	Min.: 1 Mult.: 1	Included	Europe	Wall Mount	90 VAC to 264 VAC	1 Output	3 W	5 VDC	600 mA	USB Connector	USB-A	Level VI, CoC Tier 2	Industrial
Desktop AC Adapters 19.2W 12V 1.6A C14 2.1rt cnt + Level VI SDI18-12-U-P5R CUI Inc. 1: £15.89 504In Stock	Mfr. Part No. SDI18-12-U-P5R Mouser Part No 490-SDI18-12-U-P5R	CUI Inc.	Desktop AC Adapters 19.2W 12V 1.6A C14 2.1rt cnt + Level VI Learn More about CUI Inc. cui sdi18 power supplies	Datasheet	504In Stock	£15.89 £14.61 £14.09 £13.44 View £12.96 £12.49 £11.91 £11.36 Quote	Min.: 1 Mult.: 1	Required	Universal		90 VAC to 264 VAC	1 Output	19.2 W	12 VDC	1.6 A	Barrel Connector	2.1 mm Barrel Plug, Right Angle (2.1x5.5)	Level VI, CoC Tier 2	Industrial
Desktop AC Adapters ac-dc, 56 Vdc, 5.36 A, SW, C14 desk-top, P219 center pos, no cord, level VI SDI300G-56-U-P219 CUI Inc. 1: £199.48 19In Stock Restricted Availability	Mfr. Part No. SDI300G-56-U-P219 Mouser Part No 490-SDI300G56U-P219	CUI Inc.	Desktop AC Adapters ac-dc, 56 Vdc, 5.36 A, SW, C14 desk-top, P219 center pos, no cord, level VI Learn More about CUI Inc. cui inc sdi300g gan adapters Product available only to OEM/EMS and design business customers. Product is not shipped to consumers in the EU or the UK	Datasheet	19In Stock	£199.48 £188.79 £171.90 £169.79 View £168.76 Quote	Min.: 1 Mult.: 1 Restricted Availability	Included	Universal		85 VAC to 265 VAC	1 Output	300.16 W	56 VDC	5.36 A	Rectangular Connector	6 Pin Rectangular	Level VI	Industrial
Desktop AC Adapters 30W 9V 3.34A C14 no cable 2.1x5.5 SDI36-9-U-P5 CUI Inc. 1: £22.57 227In Stock Restricted Availability	Mfr. Part No. SDI36-9-U-P5 Mouser Part No 490-SDI36-9-U-P5	CUI Inc.	Desktop AC Adapters 30W 9V 3.34A C14 no cable 2.1x5.5 Learn More about CUI Inc. cui sdi24 sdi36 power supplies Product available only to OEM/EMS and design business customers. Product is not shipped to consumers in the EU or the UK	Datasheet	227In Stock	£22.57 £20.75 £20.02 £19.08 View £18.41 £17.01 £16.56 £16.27	Min.: 1 Mult.: 1 Restricted Availability	Required	Universal		90 VAC to 264 VAC	1 Output	30 W	9 V	3.34 A	Barrel Connector	2.1 mm Barrel Plug (2.1x5.5)	Level VI	Industrial
Wall Mount AC Adapters ac-dc, 12 Vdc, 0.5 A, SW, multi-blade, N/E/B/A blades, P6 rt center pos, level VI SMI6B-12-4-P6R CUI Inc. 1: £8.39 188In Stock Restricted Availability	Mfr. Part No. SMI6B-12-4-P6R Mouser Part No 490-SMI6B-12-4-P6R	CUI Inc.	Wall Mount AC Adapters ac-dc, 12 Vdc, 0.5 A, SW, multi-blade, N/E/B/A blades, P6 rt center pos, level VI Learn More about CUI Inc. cui smi6b acdc power supply Product available only to OEM/EMS and design business customers. Product is not shipped to consumers in the EU or the UK	Datasheet	188In Stock	£8.39 £7.94 £7.50 £7.10 View £6.84 £6.60 £6.53	Min.: 1 Mult.: 1 Restricted Availability	Included	Australia, Europe, North America, United Kingdom	Wall Mount	90 VAC to 264 VAC	1 Output	6 W	12 VDC	500 mA	Barrel Connector	2.5 mm Barrel Plug, Right Angle (2.5x5.5)	Level VI, CoC Tier 2	Industrial
Wall Mount AC Adapters ac-dc, 9 Vdc, 0.66 A, SW, multi-blade, N/E/B/A blades, P6 center pos, level VI SMI6B-9-4-P6 CUI Inc. 1: £9.49 253In Stock Restricted Availability	Mfr. Part No. SMI6B-9-4-P6 Mouser Part No 490-SMI6B-9-4-P6	CUI Inc.	Wall Mount AC Adapters ac-dc, 9 Vdc, 0.66 A, SW, multi-blade, N/E/B/A blades, P6 center pos, level VI Learn More about CUI Inc. cui smi6b acdc power supply Product available only to OEM/EMS and design business customers. Product is not shipped to consumers in the EU or the UK	Datasheet	253In Stock	£9.49 £9.14 £8.63 £8.12 View £7.75 £6.86 £6.70 £6.57	Min.: 1 Mult.: 1 Restricted Availability	Included	Australia, Europe, North America, United Kingdom	Wall Mount	90 VAC to 264 VAC	1 Output	5.94 W	9 VDC	660 mA	Barrel Connector	2.5 mm Barrel Plug (2.5x5.5)	Level VI, CoC Tier 2	Industrial
Wall Mount AC Adapters ac-dc, 5 Vdc, 1.2 A, SW, wall-plug, UK, P5 center pos plug, level VI, white SWI5-5B-BW-P5 CUI Inc. 1: £6.95 349In Stock Restricted Availability	Mfr. Part No. SWI5-5B-BW-P5 Mouser Part No 490-SWI5-5B-BW-P5	CUI Inc.	Wall Mount AC Adapters ac-dc, 5 Vdc, 1.2 A, SW, wall-plug, UK, P5 center pos plug, level VI, white Learn More about CUI Inc. cui swi 5w power adapters Product available only to OEM/EMS and design business customers. Product is not shipped to consumers in the EU or the UK	Datasheet	349In Stock	£6.95 £6.62 £6.44 £6.09 View £5.74 £5.57 £5.22 £4.73 £4.68	Min.: 1 Mult.: 1 Restricted Availability	Included	United Kingdom	Wall Mount	90 VAC to 264 VAC	1 Output	6 W	5 VDC	1.2 A	Barrel Connector	2.1 mm Barrel Plug (2.1x5.5)	Level VI	Industrial
Desktop AC Adapters ac-dc, 18 Vdc, 11.1 A, SW, C14 desk-top, P51 4-pin power DIN, no cord, level VI SDI200G-18-U-P51 CUI Inc. 1: £171.03 7In Stock	Mfr. Part No. SDI200G-18-U-P51 Mouser Part No 490-SDI200G-18-UP51	CUI Inc.	Desktop AC Adapters ac-dc, 18 Vdc, 11.1 A, SW, C14 desk-top, P51 4-pin power DIN, no cord, level VI Learn More about CUI Inc. cui sdi200g adapters	Datasheet	7In Stock	£171.03 £160.36 £147.66 £146.12 View £146.04 Quote	Min.: 1 Mult.: 1	Required	Universal		90 VAC to 264 VAC	1 Output	200 W	18 V	11.1 A	DIN Connector	4 Pin DIN Plug	Level VI	Industrial
Desktop AC Adapters 22.5W 9V 2.5A C14 no cable 2.1x5.5 SDI24-9-U-P5 CUI Inc. 1: £17.58 236In Stock Restricted Availability	Mfr. Part No. SDI24-9-U-P5 Mouser Part No 490-SDI24-9-U-P5	CUI Inc.	Desktop AC Adapters 22.5W 9V 2.5A C14 no cable 2.1x5.5 Learn More about CUI Inc. cui sdi24 sdi36 power supplies Product available only to OEM/EMS and design business customers. Product is not shipped to consumers in the EU or the UK	Datasheet	236In Stock	£17.58 £16.17 £15.60 £14.88 View £13.64 £13.22 £12.95 £12.62	Min.: 1 Mult.: 1 Restricted Availability	Required	Universal		90 VAC to 264 VAC	1 Output	22.5 W	9 V	2.5 A	Barrel Connector	2.1 mm Barrel Plug (2.1x5.5)	Level VI	Industrial
Desktop AC Adapters ac-dc, 24 Vdc, 12.5 A, SW, C18 desk-top, P219 center pos, no cord, level VI SDI300G-24-UR-P219 CUI Inc. 1: £202.22 23In Stock Restricted Availability	Mfr. Part No. SDI300G-24-UR-P219 Mouser Part No 490-SDI300G24UR-P219	CUI Inc.	Desktop AC Adapters ac-dc, 24 Vdc, 12.5 A, SW, C18 desk-top, P219 center pos, no cord, level VI Learn More about CUI Inc. cui inc sdi300g gan adapters Product available only to OEM/EMS and design business customers. Product is not shipped to consumers in the EU or the UK	Datasheet	23In Stock	£202.22 £191.39 £174.26 £172.12 View £171.06 Quote	Min.: 1 Mult.: 1 Restricted Availability	Included	Universal		85 VAC to 265 VAC	1 Output	300 W	24 VDC	12.5 A	Rectangular Connector	6 Pin Rectangular	Level VI	Industrial
Wall Mount AC Adapters ac-dc, 5 Vdc, 1.2 A, SW, wall-plug, UK, P5 center pos plug, level VI SWI5-5B-B-P5 CUI Inc. 1: £6.38 428In Stock Restricted Availability	Mfr. Part No. SWI5-5B-B-P5 Mouser Part No 490-SWI5-5B-B-P5	CUI Inc.	Wall Mount AC Adapters ac-dc, 5 Vdc, 1.2 A, SW, wall-plug, UK, P5 center pos plug, level VI Learn More about CUI Inc. cui swi 5w power adapters Product available only to OEM/EMS and design business customers. Product is not shipped to consumers in the EU or the UK	Datasheet	428In Stock	£6.38 £6.07 £5.91 £5.60 View £5.27 £5.12 £4.36 £4.30 £4.26	Min.: 1 Mult.: 1 Restricted Availability	Included	United Kingdom	Wall Mount	90 VAC to 264 VAC	1 Output	6 W	5 VDC	1.2 A	Barrel Connector	2.1 mm Barrel Plug (2.1x5.5)	Level VI	Industrial
Desktop AC Adapters 20W 5V 4A C8 no cable 2.5x5.5 SDI24-5-UD-P6 CUI Inc. 1: £17.24 181In Stock Restricted Availability	Mfr. Part No. SDI24-5-UD-P6 Mouser Part No 490-SDI24-5-UD-P6	CUI Inc.	Desktop AC Adapters 20W 5V 4A C8 no cable 2.5x5.5 Learn More about CUI Inc. cui sdi24 sdi36 power supplies Product available only to OEM/EMS and design business customers. Product is not shipped to consumers in the EU or the UK	Datasheet	181In Stock	£17.24 £15.86 £15.30 £14.59 View £13.38 £12.96 £12.68 £12.37	Min.: 1 Mult.: 1 Restricted Availability	Required	Universal		90 VAC to 264 VAC	1 Output	20 W	5 VDC	4 A	Barrel Connector	2.5 mm Barrel Plug (2.5x5.5)	Level VI	Industrial