Batteries & Power Supplies
Our batteries and power supplies provide dependable, long-lasting energy for a wide range of household electronics, CCTV systems, tools, and industrial equipment. From rechargeable batteries that save on replacements to AC/DC power adapters for continuous operation, we stock solutions to keep your devices running efficiently.
At WME, you’ll find alkaline & rechargeable batteries, battery chargers, AC/DC power adapters, and specialist battery packs to suit any setup. Pair them with UPS backup systems for extra protection in case of power loss.
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Accurate Testing£ 3 46RRP: £3.72WME Pro Plan priceGet Pro Now£3.04 12% offFast delivery Tomorrow, 19 Jun
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Easy Read£ 2 69RRP: £2.89WME Pro Plan priceGet Pro Now£2.37 12% offFast delivery Tomorrow, 19 Jun
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Mercury: 650.755UK, 13.8V Switch Mode Power Supply, 3.6A, 49.68W, 240V, Indoor Use
Eco-Friendly£ 11 40RRP: £12.25WME Pro Plan priceGet Pro Now£10.03 12% offFast delivery Tomorrow, 19 Jun
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Mercury: 650.756UK, 13.8Vdc Switch Mode Power Supply, 5.4A, 74.52W, 240Vac Input, IP20
Easy Install£ 11 19RRP: £12.03WME Pro Plan priceGet Pro Now£9.85 12% offFast delivery Tomorrow, 19 Jun
Save £1.71
Mercury: 650.759UK, 13.8Vdc Switch Mode Power Supply, 15A, 207W, 240V
Stable Output£ 22 89RRP: £24.60WME Pro Plan priceGet Pro Now£20.14 12% offFast delivery Tomorrow, 19 Jun
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Mercury: 650.761UK, 13.8Vdc Switching Power Supply, 25A, 345W, Indoor Use, IP20
Stable Output£ 26 78RRP: £28.77WME Pro Plan priceGet Pro Now£23.57 12% offFast delivery Tomorrow, 19 Jun
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Mercury: 650.762UK, 13.8V DC Switch Mode Power Supply, 30A, 414W, IP20
Stable Output£ 29 94RRP: £32.16WME Pro Plan priceGet Pro Now£26.35 12% offFast delivery Tomorrow, 19 Jun
Save £3.66
Mercury: 650.764UK, 13.8Vdc Switch Mode Power Supply, 43.5A, 600.3W
Stable Output£ 49 25RRP: £52.91WME Pro Plan priceGet Pro Now£43.34 12% offFast delivery Tomorrow, 19 Jun
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Mercury: 651.001UK, Step-down Voltage Converter, 230V to 110V, 45W, Compact Design, BS1363 Compliant
Portable£ 7 45RRP: £8.01WME Pro Plan priceGet Pro Now£6.56 12% offFast delivery Tomorrow, 19 Jun
Save £1.70
Mercury: 651.004UK, Step-down Voltage Converter, 230V to 110V, 100W
Compact£ 22 77RRP: £24.47WME Pro Plan priceGet Pro Now£20.04 12% offFast delivery Tomorrow, 19 Jun
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Mercury: 651.031UK, Step-Down Voltage Converter, 240V to 120V, 300W, UK
Power Reliable£ 37 75RRP: £40.56WME Pro Plan priceGet Pro Now£33.22 12% offFast delivery Tomorrow, 19 Jun
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Over 85% Efficiency£ 21 18RRP: £22.75WME Pro Plan priceGet Pro Now£18.64 12% offFast delivery Tomorrow, 19 Jun
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Mercury: 652.004UK, Soft Start Modified Sine Wave Inverter, 12V, 600W, 2.1A USB, 230 Vac Output
600W Power£ 51 04RRP: £54.83WME Pro Plan priceGet Pro Now£44.92 12% offFast delivery Tomorrow, 19 Jun
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Mercury: 652.005UK, Soft Start Modified Sine Wave Inverter, 600W, 24Vdc, USB Output
Efficient£ 55 18RRP: £59.28WME Pro Plan priceGet Pro Now£48.56 12% off
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Mercury: 652.006UK, Soft Start Modified Sine Wave Inverter, 1000W, 12V DC, USB Socket
High Efficiency£ 93 80RRP: £100.78WME Pro Plan priceGet Pro Now£82.54 12% off
Save £9.16
High Efficiency£ 123 14RRP: £132.30WME Pro Plan priceGet Pro Now£108.36 12% offFast delivery Tomorrow, 19 Jun
Save £9.75
Mercury: 652.009UK, Soft Start Modified Sine Wave Inverter, 1500W, 24Vdc, 230V AC Output
Soft Start£ 131 04RRP: £140.79WME Pro Plan priceGet Pro Now£115.32 12% offFast delivery Tomorrow, 19 Jun
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High Efficiency£ 197 28RRP: £211.95WME Pro Plan priceGet Pro Now£173.61 12% offFast delivery Tomorrow, 19 Jun
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High Efficiency£ 193 77RRP: £208.18WME Pro Plan priceGet Pro Now£170.52 12% offFast delivery Tomorrow, 19 Jun
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Mercury: 652.100UK, Soft Start Pure Sine Wave Inverter, 300W, 12Vdc, 230V Mains Output, USB Socket
Pure Sine Wave£ 56 02RRP: £60.19WME Pro Plan priceGet Pro Now£49.30 12% offFast delivery Tomorrow, 19 Jun
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Mercury: 652.101UK, 24V 300W Soft Start Pure Sine Wave Inverter, 230V Output, 90% Efficiency
High Efficiency£ 58 42RRP: £62.76WME Pro Plan priceGet Pro Now£51.41 12% offFast delivery Tomorrow, 19 Jun
Save £6.70
Mercury: 652.102UK, Soft Start Pure Sine Wave Inverter, 12V, 600W, 230Vac Output
High Efficiency£ 90 02RRP: £96.72WME Pro Plan priceGet Pro Now£79.22 12% offFast delivery Tomorrow, 19 Jun
Save £12.82
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Mercury: 660.446UK, Switch-Mode Power Supply, 1000mA, 12W, 100-240V AC, 8 Adaptors Included
Compact Design£ 9 52RRP: £10.23WME Pro Plan priceGet Pro Now£8.38 12% offFast delivery Tomorrow, 19 Jun
Save £0.30
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Mercury: 661.400UK, Energy Efficient Switch-mode Universal Power Supply, 600mA, 3V-12V, 7.2W
Energy Efficient£ 7 38RRP: £7.93WME Pro Plan priceGet Pro Now£6.49 12% offFast delivery Tomorrow, 19 Jun
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Save £0.26
Accurate Testing£ 3 46RRP: £3.72Fast delivery Tomorrow, 19 Jun
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Save £0.20
Easy Read£ 2 69RRP: £2.89Fast delivery Tomorrow, 19 Jun
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Save £0.85
Mercury: 650.755UK, 13.8V Switch Mode Power Supply, 3.6A, 49.68W, 240V, Indoor Use
Eco-Friendly£ 11 40RRP: £12.25Fast delivery Tomorrow, 19 Jun -
Save £0.84
Mercury: 650.756UK, 13.8Vdc Switch Mode Power Supply, 5.4A, 74.52W, 240Vac Input, IP20
Easy Install£ 11 19RRP: £12.03Fast delivery Tomorrow, 19 Jun -
Save £1.71
Mercury: 650.759UK, 13.8Vdc Switch Mode Power Supply, 15A, 207W, 240V
Stable Output£ 22 89RRP: £24.60Fast delivery Tomorrow, 19 Jun -
Save £1.99
Mercury: 650.761UK, 13.8Vdc Switching Power Supply, 25A, 345W, Indoor Use, IP20
Stable Output£ 26 78RRP: £28.77Fast delivery Tomorrow, 19 Jun -
Save £2.22
Mercury: 650.762UK, 13.8V DC Switch Mode Power Supply, 30A, 414W, IP20
Stable Output£ 29 94RRP: £32.16Fast delivery Tomorrow, 19 Jun -
Save £3.66
Mercury: 650.764UK, 13.8Vdc Switch Mode Power Supply, 43.5A, 600.3W
Stable Output£ 49 25RRP: £52.91Fast delivery Tomorrow, 19 Jun -
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, 19 Jun -
Save £1.70
Mercury: 651.004UK, Step-down Voltage Converter, 230V to 110V, 100W
Compact£ 22 77RRP: £24.47Fast delivery Tomorrow, 19 Jun -
Save £2.81
Mercury: 651.031UK, Step-Down Voltage Converter, 240V to 120V, 300W, UK
Power Reliable£ 37 75RRP: £40.56Fast delivery Tomorrow, 19 Jun -
Save £1.57
Over 85% Efficiency£ 21 18RRP: £22.75Fast delivery Tomorrow, 19 Jun
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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, 19 Jun -
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 £9.16
High Efficiency£ 123 14RRP: £132.30Fast delivery Tomorrow, 19 Jun
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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, 19 Jun -
Save £14.67
High Efficiency£ 197 28RRP: £211.95Fast delivery Tomorrow, 19 Jun
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Save £14.41
High Efficiency£ 193 77RRP: £208.18Fast delivery Tomorrow, 19 Jun
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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, 19 Jun -
Save £4.34
Mercury: 652.101UK, 24V 300W Soft Start Pure Sine Wave Inverter, 230V Output, 90% Efficiency
High Efficiency£ 58 42RRP: £62.76Fast delivery Tomorrow, 19 Jun -
Save £6.70
Mercury: 652.102UK, Soft Start Pure Sine Wave Inverter, 12V, 600W, 230Vac Output
High Efficiency£ 90 02RRP: £96.72Fast delivery Tomorrow, 19 Jun -
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, 19 Jun -
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, 19 Jun