Switch-Mode Power Supplies
We have around 3,000 standard models of power supplies and mains adapters widely used in IT, automation, communications, CCTV, medical, moving sign, and office automation fields. These include a vast range of power supplies from Meanwell Electronics of Taiwan and other manufacturers of power supplies and mains adaptors in China. This range includes the following types:
Din Rail PSU’s, on board AC/DC converters, energy saving green range of PSU’s, Energy star power supply, external desk top and plug top adaptors, external linear adapters, switch mode adaptors, medical power supplies, PCB open frame PSU’s, universal mains adaptors, enclosed switching power adapters and Energy star power supply units.
If you need a unit not listed on the website, or if you would like information on a specific part number, please call our sales helpline on 0118 931 1199 to speak with one of our experienced sales and technical team.
Our desktop switching adaptors cover the full range from sub 10 watts up to 250 watts with standard output voltages from 3.3Vdc up to 48Vdc available. All our desktop Power Supplies listed here operate within a universal AC input range ensuring our units are suitable for worldwide use. They also come with international safety approvals and a minimum 12 months warranty. Listed here first are our extremely popular Stontronics brand power supplies; these units are competitively priced but quality guaranteed with an estimated MTBF of 50,000 hours. We also stock and distribute Meanwell and Sinpro Desktop Power Supplies. These units come with a 2 year warranty and have a rated MTBF of 100,000 or more. These are top end units suitable for when extra longevity is required and top quality components are a necessity. If you need help choosing a suitable unit please contact Stontronics, we are happy to help and work out which unit is most suitable for your application.
Our Plug Top Switching Adaptors cover the full range from 3 watts upto 30 watts, with standard output voltages from 3.3vdc upto 48vdc. They all have the relavant international safety approvals and a minimum 12 months warranty (Some have 2 year warranties)
Our World Traveller adapters include a UK,Euro and Usa AC Head (Australian heads also available). They cover the range from 6 watts to 30 watts with standard output voltages from 5vdc to 24vdc.They all have full international safety standards, and come with a minimum 12 month warramty. These units offer a quick " time to international market" for our customers.
Our Installation Power Supplies cover from 12 watt upto 42 watts and are available with standard output voltages from 3.3v upto 48v. They are all approved to the relevant international safety standards and come with a 1 year warranty.
Features of the Entire Range:
• Universal Mains Input 85~264Vac
• All use 105oC long life electrolytic capacitors
• 100% full load burn-in test
• Compact Case with Screw Terminal Blocks
• Protections: Short Circuit/OLP/OVP
• Compliance to EN 61000-3-2 (PFC)
• 3 Years Warranty
Highly efficient and highly reliable Power Supplies for industrial equipment that work in extreme environments and temperatures from -20oC to +70oC. Complete range from 15W to 200W available as 'External Adaptors' or 'Open Frame' models. These units are fully approved to international safety standards and come with a 1 to 3 year warranty - see data sheets for more information.
If you cant see the model you require listed in this section please call our sales team to discuss your requirement.
Open Frame Power Supplies
Our U Bracket Type power supplies cover the range from 60 watts upto 500 watts and are available with standard output voltages from 3.3v upto 48v in single,dual,triple or quad output versions. They are approved to the relavant international safety standards and come with a minimum 2 year warranty (Some have a 3 year warranty)
Stontronics has a new range of compact and cost effective Power over Ethernet (PoE) Splitters and Injectors for remote powering of Wireless LAN (WLAN) access points. All our PoE units are CE, FCC and RoHS compliant.
Some typical devices and applications for PoE include:
• IP Security Cameras
• Network routers
• A mini network switch installed in distant rooms, to support a small cluster of ports from one uplink cable. (These ports on the mini-switch do not themselves provide PoE.) (In most modern VoIP phones a one-port switch is embedded to which a local workstation can be installed using another VLAN that the voice-VLAN used by the phone itself)
• Network webcams
• Network Intercom / Paging / Public address systems and hallway speaker amplifiers
• VoIP phones
• Wall clocks in rooms and hallways, with time set using Network Time Protocol
• Wireless access points
• Outdoor roof mounted radios with integrated antennas, 802.11 or 802.16 based wireless CPEs (customer premises equipment) used by wireless ISPs.
• Industrial devices (sensors, controllers, meters etc.)
• Access control and Help-points (intercoms, entry cards, keyless entry, etc.)
• Lighting controllers
• Remote Point of Sale (POS) kiosks