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Showing Results For: Switching Power Supplies

Switching Power Supplies

Switching power supplies, also called switch-mode power supplies (SMPS), are high-efficiency electronic power converters that efficiently provide electrical power to a load. These power supplies use a switching regulator to convert electrical power efficiently by switching on and off at high frequencies. A switching power supply incorporates components like inductors, capacitors, and transformers to regulate and stabilise the output voltage. Unlike linear power supplies that reduce voltage by dissipating excess power as heat, switching power supplies use a switching mechanism to convert power in multiple stages. This allows them to be more efficient, especially when dealing with larger voltage differences.

Unmatched Advantages of Buying Switching Power Supplies

Switching power supplies are highly efficient, often exceeding 90%, and they generate less heat compared to linear power supplies. They are also compact and lightweight, which makes them ideal for space-constrained applications. Additionally, the versatility, adjustable output options, and reliability of SMPS make them a preferred choice for modern electronic devices and systems. Our range of SMPS includes varieties from leading brands, including Mean Well Power Supplies, among others. We carry enclosed, open-frame, U-bracket, encapsulated, and front-end packages with varied mounting types and efficiency levels.

Popular Variants of Switching Power Supplies

Switching power supplies come in various types, each designed for specific applications and environments. Some common types include:

  • AC-DC Converters: AC/DC converters are designed to convert AC input into a regulated DC output.
  • DC-DC Converters: These converters convert one DC voltage level to another, typically used in battery-powered devices.
  • Isolated and Non-Isolated Switching Power Supplies: Isolated switching power supplies use transformers to separate input and output, while non-isolated designs do not.

Typical Applications of Switching Power Supplies

Switching power supplies are a key component in modern electronics, enabling efficient and compact power delivery for multiple devices. Some typical applications of SMPS include:

  • Telecommunications & Data Centers
  • Consumer Electronics
  • Household Appliances
  • Networking & Medical Equipment
  • Industrial Applications
  • Automotive Applications 
  • Renewable Energy Systems
  • LED Lighting Systems
  • Battery Chargers and Portable Devices

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Enrgtech #
Manufacturer Part No
Name
Availability
Price
Rating
TDK-Lambda
Rohs Verified
HWS1500-12, TDK-Lambda
1 In Stock
Check Stock & Lead Times Packaging Options
1 +
£ 1206.07
5 +
£ 1169.88
10 +
£ 1133.71
Mean Well
Rohs Verified
EPS-120-48, Mean Well
4 In Stock
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1 +
£ 30.32
5 +
£ 28.80
10 +
£ 27.29
Rohs Verified
RAC04-12SC/277-E, Recom
Pre Order
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1 +
£ 209.55
5 +
£ 203.26
10 +
£ 196.97
TDK-Lambda
Rohs Verified
KWD15-1212, TDK-Lambda
42 In Stock
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£ 75.72
5 +
£ 73.45
10 +
£ 71.18
Rohs Verified
RAC20-12DK/277, Recom
Pre Order
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£ 194.81
5 +
£ 188.97
10 +
£ 183.12
Rohs Verified
RAC20NE-24SK/277/CC, Recom
Pre Order
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£ 146.24
Rohs Verified
RAC20-24SK/277/NE/W, Recom
Pre Order
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1 +
£ 182.34
TRACOPOWER
Rohs Verified
TXN 75-115, TRACOPOWER
2 In Stock
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1 +
£ 13.58
TRACOPOWER
Rohs Verified
TXO 300-112-J, TRACOPOWER
14 In Stock
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1 +
£ 69.28
TRACOPOWER
Rohs Verified
TXN 800-124, TRACOPOWER
25 In Stock
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1 +
£ 151.98
TRACOPOWER
Rohs Verified
TXO 300-124-J, TRACOPOWER
37 In Stock
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1 +
£ 69.28
TRACOPOWER
Rohs Verified
TXN 200-124, TRACOPOWER
11 In Stock
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1 +
£ 36.36
TRACOPOWER
Rohs Verified
TXN 35-112, TRACOPOWER
29 In Stock
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1 +
£ 9.92
TDK-Lambda
Rohs Verified
RWS1000B-15/S, TDK-Lambda
Pre Order
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£ 358.38
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£ 347.63
10 +
£ 336.87
TDK-Lambda
Rohs Verified
RWS1000B-24/S, TDK-Lambda
6 In Stock
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1 +
£ 244.90
Phoenix Contact
Rohs Verified
1168602, Phoenix Contact
1 In Stock
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1 +
£ 273.85
MEAN WELL
Rohs Verified
RSD-200C-12, MEAN WELL
1 In Stock
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£ 83.62
5 +
£ 81.11
10 +
£ 78.60
MEAN WELL
RSP-150-15, MEAN WELL
2 In Stock
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1 +
£ 25.79
TRACOPOWER
TXLN 035-105, TRACOPOWER
Pre Order
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£ 32.97
5 +
£ 31.98
10 +
£ 30.99
TRACOPOWER
TXLN 060-105, TRACOPOWER
4 In Stock
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£ 38.44
5 +
£ 37.28
10 +
£ 36.12
TRACOPOWER
TXLN 060-112, TRACOPOWER
16 In Stock
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£ 38.03
5 +
£ 36.89
10 +
£ 35.75
TRACOPOWER
TXLN 320-124, TRACOPOWER
18 In Stock
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£ 99.27
5 +
£ 96.29
10 +
£ 93.31
Rohs Verified
787-1021, WAGO
Pre Order
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£ 123.46
Rohs Verified
787-854, WAGO
Pre Order
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£ 675.15
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PCA1500F-12, Cosel
Pre Order
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£ 714.33
5 +
£ 692.91
10 +
£ 678.61
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New Items
New items
236-7917, RS PRO

236-7917, RS PRO

RS PRO Embedded Switch Mode Power Supplies Features and Benefits: This RS PRO Embedded Switch Mode Power Supply unit is an efficient and reliable power source for a wide range of applications and electronic systems Thanks to the universal AC/DC mains input voltage, it’s quick and easy to install, saving time on installation and resource It offers high efficiency and performance, along with low levels of heat dissipation, which allows the SMPS to be a compact and a space-saving power supply solution The unit has a regulated output, low ripple and noise, as well as an output short circuit, over-current and over-voltage protection The open frame casing allows the power unit to be offer proper air circulation for cooling, while still performing at its optimum Applications: Computers and IT equipment Medical equipment and treatments Security systems Industrial and civil applications Mobile phone chargers Why RS PRO?
New items
IRM-03-12, Mean Well

IRM-03-12, Mean Well

Mean Well IRM-03 Series 3 W Single Output Encapsulated AC-DC Power Supply From Mean Well, the IRM-03 Series of encapsulated AC-DC power supplies are constructed from a phenolic case and fully potted silicone. The construction meets anti-vibration demand up to 5G and provides resistance to dust and moisture while enhancing heat dissipation. The IRM-03 series is a 3 W miniature solution and is ready to solder straight onto PCB boards. Featuring a universal input voltage range of 85 V ac to 305 V ac, these AC-DC module power supplies are highly versatile. Featuring low no-load power consumption below 0.075 W and high efficiency up to 80%, these switching power supplies meet worldwide regulations for power consumption. IRM-03 power supplies are a Class II design and feature built-in EMI filtering components and excellent EMC filtering components that prevent electromagnetic interference. Features and Benefits: High efficiency up to 80% (depending on model) Isolation Class II Compact size Overvoltage, overload and short circuit protection Cooled by free air convection Universal AC input with full range Available with either PCB or SMD mounting Complies with EN55022 Class B without the need for any additional components Product Applications Suitable applications include hand held electronic devices, factory automation equipment, mechanical equipment and industrial electrical equipment. Standards Safety standards: UL60950-1, TUV EN60950, TUV EN60335-1 approved, Meet IEC60601-1, EN61558-1/-2-16 EMC emission: Compliance to EN55022 (CISPR22) Class B, EN61000-3-2,-3 EMC immunity: Compliance to EN61000-4-2, 3, 4, 5, 6, 8, 11, EN55024, heavy industry le...
New items
IRM-45-5ST, Mean Well

IRM-45-5ST, Mean Well

Mean Well IRM-45 Series 45 W Single Output Encapsulated AC-DC Power Supply From Mean Well, the IRM-45 Series of encapsulated AC-DC power supplies are constructed from a 94V-0 flame retardant plastic case and fully potted silicone. The construction meets anti-vibration demand up to 5G and provides resistance to dust and moisture while enhancing heat dissipation. The IRM-45 series is a 45 W single output compact solution and is ready to solder straight onto PCB boards. Featuring a universal input voltage range of 85 V ac to 264 V ac, these AC-DC module power supplies are highly versatile. Featuring low no-load power consumption below 0.1 W and high efficiency up to 90.5%, these switching power supplies meet worldwide regulations for power consumption. IRM-45 switch mode power supplies (SMPS) are a Class II design and include built-in EMI filtering components and excellent EMC features that prevent electromagnetic interference. Features and Benefits: High efficiency up to 90.5% (depending on model) Isolation Class II Compact size Overvoltage, overload and short circuit protection Universal AC input with full range Cooled by free air convection 100% full load burn-in test Pass LPS (except for 5 V) High reliability Choice of PCB mounting or screw terminals Product Applications: Suitable applications include hand held electronic devices, factory automation equipment, mechanical equipment and industrial electrical equipment. Standards Safety standards: UL60950-1, TUV EN60950-1 approved EMC emission: Compliance to EN55022 (CISPR22) Class B, EN61000-3-2,-3 EMC immunity: Compliance to EN61000-...
New items
MSP-600-36, Mean Well

MSP-600-36, Mean Well

Mean Well MSP-600 Series 600W AC-DC Enclosed Switch Mode Medical Power Supply MSP-600 Series 600W AC-DC enclosed switch mode medical power supply with universal full range Vac input a high efficiency of up to 89%, forced air cooling via built-in long life DC fan, built-in active PFC function, low no load current consumption and a low profile design. These MSP-600 series 600W AC-DC enclosed switch mode power supplies have a low leakage current of 300μA at 264Vac and are medically approved to IEC60601-1 as well as complying with international medical safety regulations (MOOP level). Typical applications for these 600W medical power supplies include medical equipment, chemical and biological detection equipment, analysis facilities and other applications that require a low no load power consumption. Universal AC input / Full range Built-in active PFC function: PF>0.94 Medically approved to IEC60601-1 High efficiency of up to 89% Withstand 300VAC surge input for 5 seconds Low no load power consumption of Built-in remote sense function Built-in cooling fan ON/OFF control DC OK signal Short circuit, overload, over voltage and over temperature protection Approvals cULus, CB, CE Standards ANSI/AAMI ES60601-1, IEC60601-1 Switch Mode - Mean Well Medical Enclosed AC/DC Power Supplies
New items
TPI 50-153A-J, TRACOPOWER

TPI 50-153A-J, TRACOPOWER

The Tracopower TPI 50A-J is a 50 Watt AC/DC open frame power supplies series with a 3000 VAC reinforced isolation system. Our TPI line specifically focuses on providing cost efficient industrial power supplies in compact designs. Excellent efficiency of up to 93% allows a compact design and an operating temperature range (natural convection) of–40°C to +60°C without derating, while going up to +85°C with either load derating or forced cooling. They are designed to meet the ErP directive and come with an EMC characteristics dedicated for applications in industrial/automation and test & measurement fields. High reliability is provided by use of industrial high-quality grade components and an excellent thermal management. It makes the TPI 50A-J an ideal solution for any demanding industrial devices or space critical applications. 50 Watt open frame power supplies in a 3" x 1.5" package Compact and cost efficient design Peak power function up to 140% I/O reinforced isolation 3000 VAC Operating temperature range –40°C to +85°C No load input power <0.3W (acc. ErP directive) High efficiency up to 93% Internal EN 55032 class B filter Protection class II prepared
New items
RSP-75-5RS, Mean Well

RSP-75-5RS, Mean Well

Mean Well RSP-75 Series 75W AC-DC Enclosed Switch Mode Power Suuplies The Mean Well RSP-75 Series is a range of 75W AC/DC low profile, single output, enclosed type, switching power supply. The RSP-75 features up to date high performance circuit topology, PFC function and possess up to 89% high efficiency. This enclosed power supply can be cooled by free air convection from -30°C to +40°C, or +50°C ambient temperature under full load condition and even +70°C by suitable derating. The RSP-75 features a remote ON/OFF control, short circuit, overload, over voltage and over temperature protection. This AC/DC power supply complies with global requirements for UL, CUL, TUV, CCC, CB and CE regulations and also the TUV EN61558-2-16 and certificate, fulfilling the household electrical appliance requirements. Applications include industrial automation system, mechanical and electrical equipment, household appliance, instruments, or any systems that require 1U low profile installations. 30mm low profile design, suitable for 1U installation Universal AC input range 85 to 264V Built-in active PFC function High efficiency up to 89% Fan-less design, cooling by free air convection -25 to+70°C operating range Protection: Short circuit / Overload / Over voltage Built-in constant current limiting circuit Remote ON/OFF control LED indicator for power on Standards UL60950-1, UL62368-1 / TUV EN60950-1, EN61558-1, EN61558-2-16 / CCC GB4943 / CB IEC60950-1, IEC62368-1 Approvals UL / CUL / TUV / CCC / CB / CE Switch Mode - Mean Well Conformal Coated AC/DC Power Supplies
New items
RCP-1000-12RS, Mean Well

RCP-1000-12RS, Mean Well

RCP-1000 Series Rack Mount Front End Power Supplies Universal input 19 inch rack mounting front end power supplies with a low profile 1U height. These 19 inch rack mounting front end power supplies have universal inputs with an output voltage that can be adjusted between 90 - 110% of the rated output. These rack mounting universal power supplies also have a built-in remote sense function and power factor correction (PFC). Active current sharing of up to 3000 watts (three power supply units) can be provided in 19inch rack mounting power shelf. For suitable output mating connector see stock number 733-2048. For suitable 19 inch rack mounting power shelf see stock numbers "('721-1610 ')""">721-1610 or 721-1614 Universal AC input / Full range Built-in 5V/0.3A auxiliary power Built-in active PFC function, PF>0.96, EN61000-3-2, -3 Protections: Short circuit / Overload / Over voltage / Over temperature EMC protection to EN55022 (CISPR22) Class B Forced air cooling by built-in DC fan with fan speed control Remote control for single unit Built-in remote sense function Output voltage trimming function Hot-swap operation Optional I C serial data bus AC OK & DC OK signal Internal O-Ring diode Note Power derates above 50°C,MTBF to MIL-HDBK-217F (25°) Standards UL60950-1, TUV EN60950-1 Approvals UL, TUV
New items
RAC04-12SK/277, Recom

RAC04-12SK/277, Recom

The RAC04-K/277 series delivers an uncompromising 4 watts of continuous output power (6W peak) in harsh industrial and household environments. These modules deliver full load output power from -40°C to 75°C across the entire input range of 80VAC to 305VAC. A peak load capability of up to 150% supports dynamic power demands of applications. This series of fully encapsulated AC/DC modules is a complete solution without the need for external components for worldwide applications in automation, industry 4.0, IoT, household, and home automation. 81 to 305VAC input voltage range 150% peak power capability Wide temperature range: -40°C to +90°C No load power consumption 4kVac insulation Operating altitude up to 5000m
New items
PJA600F-24, Cosel

PJA600F-24, Cosel

Make sure necessary tests will be carried out on your end equipment with the power supply installed in accordance with any required EMC/EMI regulations. Economical design Wide temperature range (-20℃ to +70℃, Derating is required) Harmonic attenuator Universal input (AC85-264V, Derating is required) Various option Compact design 25% smaller (Compared with PBA series) Low power consumption (1.5W typ AC240Vin at no load) Optional connector (Vertical terminal block, Header connector) Low profile design PJA100F, 150F, 300F(1U size) PJA600F , 1000F, 1500F(2U size) Make sure necessary tests will be carried out on your end equipment with the power supply installed in accordance with any required EMC/EMI regulations. Cost-effective Longer life (see Instruction Manual) Low profile (meets 2U height = 61 mm or 2.40 inches) Wide operating temperature range (-20 to +70 see instruction manual) Slow fan speed at no load Many optional functions (Manual for details)
New items
TMPW 25-112-J, TRACOPOWER

TMPW 25-112-J, TRACOPOWER

The TRACOPOWER 25 Watt AC or DC converter works with an extended input voltage ranges from 90 to 305 VAC and is used for industrial and household or building technology applications and comes in a compact encapsulated plastic case. The 305 VAC threshold is derived from a 480 VAC three-phase supply voltage often used in heavy industrial applications. –40°C to +70°C operating temperature range 88% efficiency Internal EN 55032 class B filter Protection class II prepared
New items
UHP-350-55, Mean Well

UHP-350-55, Mean Well

The Mean Well UHP 350 series 350W, 55V output slim type power supply has 31mm of low profile design. It has high efficiency up to 94%. It has the complete protection functions and 5G anti-vibration capability. UHP 350 series serves as high performance power supply solution for various industrial applications. Built-in active PFC function Fanless design, 350W convection It has short circuit, overload, over voltage, over temperature protection LED indicator for power on It can withstand 300VAC surge input for 5 seconds
New items
LFWLT40-3000, EOS

LFWLT40-3000, EOS

40W to 60W Switch Mode Power Supplies, WLT40 and WLT60 Series The Eos Power WLT40 and WLT60 series are 40 W and 60 W, open frame, switch mode power supplies with universal inputs. They are compact in size (4x2 inches, 100x50mm) and offer high efficiency of up to 85%. The WLT40 and WLT60 are suitable for industrial and automation applications. 4 x 2 x 1.2 inches Ultra high efficiency up to 85% Low conducted and radiated noise No load power Cover kit accessory available, RS Stock no 771-0818 Standards IEC60950-1, EN60950-1, UL60950-1, CSA C22.2 No. 60950-1, Class 1 SELV
FAQs
We offer free shipping for orders over £200 if delivery is in the UK. All other orders in the UK, shipping from £7.99 depending on the weight and measurement. Mainland Europe shipping charges start from £25. For all other countries shipping charges start from £50 for products like Switching Power Supplies and all others.
You can email us directly at sales@enrgtech.co.uk or via our website for any queries regarding Switching Power Supplies or any other product.
This depends on the Switching Power Supplies individual product and information that can be found on our website.
Yes, we offer special discounts on orders above £200 for Switching Power Supplies and all other products.
UK orders normally take between 2/3 working days. International orders normally take between 3/5 working days for all products including Switching Power Supplies.
Yes. We keep updating our stock frequently and if a product like Switching Power Supplies is not in stock then we will let you know.