Power Adapters & Supplies
WME's power adapters and supplies deliver regulated DC power for CCTV, access control, LED and low-voltage systems — boxed and DIN-rail PSUs, plug-in adapters, and power splitters from Haydon. From a single camera supply to a rack-mounted unit feeding a whole system, the range covers AC-to-DC conversion at every scale.
Shop by type: AC/DC power adapters, plug-in power supplies, DC power supplies and power supply accessories.
Supplies are from Haydon, built for reliable regulated output. See the wider power supplies & batteries range, or our Help & Support guides.
Save £2.22
Mercury: 650.762UK, 13.8V DC Switch Mode Power Supply, 30A, 414W, IP20
Stable Output£ 29 94RRP: £32.16Fast delivery Tomorrow, 15 Jul
Save £3.66
Mercury: 650.764UK, 13.8Vdc Switch Mode Power Supply, 43.5A, 600.3W
Stable Output£ 49 25RRP: £52.91Fast delivery Tomorrow, 15 Jul
Save £0.56
Mercury: 651.001UK, Step-down Voltage Converter, 230V to 110V, 45W, Compact Design, BS1363 Compliant
Portable£ 7 45RRP: £8.01Fast delivery Tomorrow, 15 Jul
Save £1.57
Over 85% Efficiency£ 21 18RRP: £22.75
Save £3.79
Mercury: 652.004UK, Soft Start Modified Sine Wave Inverter, 12V, 600W, 2.1A USB, 230 Vac Output
600W Power£ 51 04RRP: £54.83Fast delivery Tomorrow, 15 Jul
Save £4.10
Mercury: 652.005UK, Soft Start Modified Sine Wave Inverter, 600W, 24Vdc, USB Output
Efficient£ 55 18RRP: £59.28
Save £6.98
Mercury: 652.006UK, Soft Start Modified Sine Wave Inverter, 1000W, 12V DC, USB Socket
High Efficiency£ 93 80RRP: £100.78
Save £9.75
Mercury: 652.009UK, Soft Start Modified Sine Wave Inverter, 1500W, 24Vdc, 230V AC Output
Soft Start£ 131 04RRP: £140.79Fast delivery Tomorrow, 15 Jul
Save £14.67
High Efficiency£ 197 28RRP: £211.95Fast delivery Tomorrow, 15 Jul
Save £14.41
High Efficiency£ 193 77RRP: £208.18
Save £4.17
Mercury: 652.100UK, Soft Start Pure Sine Wave Inverter, 300W, 12Vdc, 230V Mains Output, USB Socket
Pure Sine Wave£ 56 02RRP: £60.19Fast delivery Tomorrow, 15 Jul
Save £6.70
Mercury: 652.102UK, Soft Start Pure Sine Wave Inverter, 12V, 600W, 230Vac Output
High Efficiency£ 90 02RRP: £96.72
Save £12.82
High Efficiency£ 172 43RRP: £185.25
Save £0.71
Mercury: 660.446UK, Switch-Mode Power Supply, 1000mA, 12W, 100-240V AC, 8 Adaptors Included
Compact Design£ 9 52RRP: £10.23Fast delivery Tomorrow, 15 Jul
Save £0.30
Compact Design£ 4 03RRP: £4.33
Save £0.55
Mercury: 661.400UK, Energy Efficient Switch-mode Universal Power Supply, 600mA, 3V-12V, 7.2W
Energy Efficient£ 7 38RRP: £7.93Fast delivery Tomorrow, 15 Jul
Save £0.71
Mercury: 661.401UK, Energy Efficient Switch-mode Power Supply, 1000mA, 12W, 3V-12V Output
Eco-Friendly£ 9 66RRP: £10.37Fast delivery Tomorrow, 15 Jul
Save £0.95
Eco-Friendly£ 12 69RRP: £13.64Fast delivery Tomorrow, 15 Jul
Save £1.13
Eco-Friendly£ 15 17RRP: £16.30Fast delivery Tomorrow, 15 Jul
Save £0.09
Mercury: 776.248UK, IEC Plug Adaptor, C14 to C7, 250Vac, 10A
£ 1 17RRP: £1.26Fast delivery Tomorrow, 15 Jul
Save £1.02
RG-POE-AF15 Passive PoE Injector — 52 V DC, 15.6 W, 1-Port Gigabit
1-Port Power£ 13 62RRP: £14.64Fast delivery Tomorrow, 15 Jul
Save £3.28
RGL 1202SM-1 13.8V 2A Switch-Mode Power Supply with Battery Backup
Regulated Output£ 44 07RRP: £47.35
Save £2.29
Ruijie RG-POE-50-60W-MG Single‑Port PoE Injector, 56 V 60 W, 2.5G
60W Power£ 30 86RRP: £33.15Fast delivery Tomorrow, 15 Jul
Save £1.49
Ruijie RG-POE-AT30 1‑Port Gigabit PoE Injector, 52V 31.2W, INSUFFICIENT DATA
30W Power£ 19 96RRP: £21.45Fast delivery Tomorrow, 15 Jul
Save £1.30
Ubiquiti POE-24-12W-G Gigabit PoE Injector, 24 V DC 0.5 A (12 W), IEC C6
Compact Design£ 17 42RRP: £18.72Fast delivery Tomorrow, 15 Jul
Save £3.21
Veracity VPSU-57V-800 57 V DC 0.8 A (40 W) External PSU
High Efficiency£ 43 11RRP: £46.32Fast delivery Tomorrow, 15 Jul
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Save £2.22
Mercury: 650.762UK, 13.8V DC Switch Mode Power Supply, 30A, 414W, IP20
Stable Output£ 29 94RRP: £32.16Fast delivery Tomorrow, 15 Jul -
Save £3.66
Mercury: 650.764UK, 13.8Vdc Switch Mode Power Supply, 43.5A, 600.3W
Stable Output£ 49 25RRP: £52.91Fast delivery Tomorrow, 15 Jul -
Save £0.56
Mercury: 651.001UK, Step-down Voltage Converter, 230V to 110V, 45W, Compact Design, BS1363 Compliant
Portable£ 7 45RRP: £8.01Fast delivery Tomorrow, 15 Jul -
Save £1.57
Over 85% Efficiency£ 21 18RRP: £22.75
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Save £3.79
Mercury: 652.004UK, Soft Start Modified Sine Wave Inverter, 12V, 600W, 2.1A USB, 230 Vac Output
600W Power£ 51 04RRP: £54.83Fast delivery Tomorrow, 15 Jul -
Save £4.10
Mercury: 652.005UK, Soft Start Modified Sine Wave Inverter, 600W, 24Vdc, USB Output
Efficient£ 55 18RRP: £59.28 -
Save £6.98
Mercury: 652.006UK, Soft Start Modified Sine Wave Inverter, 1000W, 12V DC, USB Socket
High Efficiency£ 93 80RRP: £100.78 -
Save £9.75
Mercury: 652.009UK, Soft Start Modified Sine Wave Inverter, 1500W, 24Vdc, 230V AC Output
Soft Start£ 131 04RRP: £140.79Fast delivery Tomorrow, 15 Jul -
Save £14.67
High Efficiency£ 197 28RRP: £211.95Fast delivery Tomorrow, 15 Jul
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Save £14.41
High Efficiency£ 193 77RRP: £208.18
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Save £4.17
Mercury: 652.100UK, Soft Start Pure Sine Wave Inverter, 300W, 12Vdc, 230V Mains Output, USB Socket
Pure Sine Wave£ 56 02RRP: £60.19Fast delivery Tomorrow, 15 Jul -
Save £6.70
Mercury: 652.102UK, Soft Start Pure Sine Wave Inverter, 12V, 600W, 230Vac Output
High Efficiency£ 90 02RRP: £96.72 -
Save £12.82
High Efficiency£ 172 43RRP: £185.25
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Save £0.71
Mercury: 660.446UK, Switch-Mode Power Supply, 1000mA, 12W, 100-240V AC, 8 Adaptors Included
Compact Design£ 9 52RRP: £10.23Fast delivery Tomorrow, 15 Jul -
Save £0.30
Compact Design£ 4 03RRP: £4.33
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Save £0.55
Mercury: 661.400UK, Energy Efficient Switch-mode Universal Power Supply, 600mA, 3V-12V, 7.2W
Energy Efficient£ 7 38RRP: £7.93Fast delivery Tomorrow, 15 Jul -
Save £0.71
Mercury: 661.401UK, Energy Efficient Switch-mode Power Supply, 1000mA, 12W, 3V-12V Output
Eco-Friendly£ 9 66RRP: £10.37Fast delivery Tomorrow, 15 Jul -
Save £0.95
Eco-Friendly£ 12 69RRP: £13.64Fast delivery Tomorrow, 15 Jul
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Save £1.13
Eco-Friendly£ 15 17RRP: £16.30Fast delivery Tomorrow, 15 Jul
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Save £0.09
Mercury: 776.248UK, IEC Plug Adaptor, C14 to C7, 250Vac, 10A
£ 1 17RRP: £1.26Fast delivery Tomorrow, 15 Jul -
Save £1.02
RG-POE-AF15 Passive PoE Injector — 52 V DC, 15.6 W, 1-Port Gigabit
1-Port Power£ 13 62RRP: £14.64Fast delivery Tomorrow, 15 Jul -
Save £3.28
RGL 1202SM-1 13.8V 2A Switch-Mode Power Supply with Battery Backup
Regulated Output£ 44 07RRP: £47.35 -
Save £2.29
Ruijie RG-POE-50-60W-MG Single‑Port PoE Injector, 56 V 60 W, 2.5G
60W Power£ 30 86RRP: £33.15Fast delivery Tomorrow, 15 Jul -
Save £1.49
Ruijie RG-POE-AT30 1‑Port Gigabit PoE Injector, 52V 31.2W, INSUFFICIENT DATA
30W Power£ 19 96RRP: £21.45Fast delivery Tomorrow, 15 Jul -
Save £1.30
Ubiquiti POE-24-12W-G Gigabit PoE Injector, 24 V DC 0.5 A (12 W), IEC C6
Compact Design£ 17 42RRP: £18.72Fast delivery Tomorrow, 15 Jul -
Save £3.21
Veracity VPSU-57V-800 57 V DC 0.8 A (40 W) External PSU
High Efficiency£ 43 11RRP: £46.32Fast delivery Tomorrow, 15 Jul