RWS300B-48.

AC-DC CONVERTER, 1 O/P, 48V, 6.3A, 302.4W

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Manufacturer: TDK-LAMBDA
Product type: AC / DC Enclosed Power Supplies
Power Supply Applications:ITE; No. of Outputs:1Outputs; Output Power Max:302.4W; Output Voltage - Output 1:48V; Output Current - Output 1:6.3A; Output Voltag 41X4243
No. of Outputs: 1Outputs

Delivery and price
Units per pack	10
Price	88.59 €
Current stock	25+
Lead time	30 days

Datasheet

RWS50B-RWS600B Series 

https://product.tdk.com/en/power/rws-b www.emea.lambda.tdk.com/rws-b 

50W to 600W Single Output General Purpose Power Supplies 

The RWS50B to RWS6000B AC-DC power supplies are designed to provide solid performance at an economical price.  50, 100, 150, 300 and 600W ratings are available with output voltages from 5V to 48V. All models are certified to IEC62368-1 with UL508 on select models. These 7-year warranty products meet both Class B radiated and conduction EMI standards. The 300W models have a remote on/off option and the 600W have options for remote on/off, parallel operation, DC Good and remote sense. 

|**Features**|**Benefits**|
|---|---|
|• Seven Year Warranty|•  Low Cost of Ownership|
|• Conservatively Rated Electrolytic Capacitors|• Long Field Life|
|• Class B Conducted and Radiated EMI|• Easier System EMC Compliance|
|• UL508 Certified on Select Models|• Suitable for Industrial Control Equipment|



## **Model Selector** 

|||Adjustable|Max|Max Output|Ripple|Input|Efficiency||
|---|---|---|---|---|---|---|---|---|
|Model|Voltage<br>(V)|Range<br>(V)|Current<br>(A)|Power<br>(W)|Noise<br>(mV)|Current (A)<br>115/230Vac|(typ)%<br>115/230Vac|UL508<br>Certification|
|RWS50B-5|5|4.5 - 5.75|10|50|120|1.0 / 0.65|78 / 79|Yes|
|RWS100B-5|5|4.5 - 5.75|14|70|120|0.9 / 0.45|77.5 / 79|Yes|
|RWS150B-5|5|4.5 - 5.75|21|105|120|1.3 / 0.7|77.5 / 79.5|Yes|
|RWS300B-5|5|4.5 - 5.75|50|250|120|3.1 / 1.6|75 / 78.5|-|
|RWS600B-5|5|4.5 - 5.75|100|500|120|6.2 / 3.2|74 / 77.5|-|
|RWS50B-12|12|10.8 - 13.8|4.3|51.6|150|1.0 / 0.65|83 / 84|Yes|
|RWS100B-12|12|10.8 - 13.8|8.5|102|150|1.2 / 0.6|83 / 84|Yes|
|RWS150B-12|12|10.8 - 13.8|13|156|150|1.8 / 0.9|84.5 / 87.5|Yes|
|RWS300B-12|12|10.8 - 13.8|25|300|150|3.6 / 1.9|79.5 / 82.5|Yes|
|RWS600B-12|12|10.8 - 13.8|50|600|150|6.6 / 3.6|82 / 84.5|-|
|RWS100B-15|15|13.5 - 17.25|6.8|102|150|1.2 / 0.6|84 / 85|-|
|RWS150B-15|15|13.5 - 17.25|10|150|150|1.8 / 0.9|84.5 / 87.5|-|
|RWS300B-15|15|13.5 - 17.25|20|300|150|3.6 / 1.9|81.5 / 84.5|Yes|
|RWS600B-15|15|13.5 - 17.25|40|600|150|6.6 / 3.6|82 / 84.5|-|
|RWS50B-24|24|21.6 - 27.6|2.2|52.8|150|1.0 / 0.65|86 / 87|Yes|
|RWS100B-24|24|21.6 - 27.6|4.5|108|150|1.2 / 0.6|86 / 87.5|Yes|
|RWS150B-24|24|21.6 - 27.6|6.5|156|150|1.8 / 0.9|86.5 / 89.5|Yes|
|RWS300B-24|24|21.6 - 27.6|12.5|300|150|3.6 / 1.9|85 / 88|Yes|
|RWS600B-24|24|21.6 - 27.6|25|600|150|6.6 / 3.6|85 / 88.5|Yes|
|RWS150B-28|28|25.2 - 32.2|5.4|151.2|180|1.8 / 0.9|86.5 / 89.5|-|
|RWS300B-36|36|32.4 - 414|8.4|302.4|200|3.6 / 1.9|85 / 88|Yes|
|RWS600B-36|36|32.4 - 414|16.7|601.2|200|6.6 / 3.6|85 / 88.5|-|
|RWS50B-48|48|43.2 - 52.8|1.1|52.8|200|1.0 / 0.65|87 / 88|-|
|RWS100B-48|48|43.2 - 52.8|2.1|100.8|200|1.2 / 0.6|86 / 87|-|
|RWS150B-48|48|43.2 - 52.8|3.3|158.4|200|1.8 / 0.9|86.5 / 89.5|-|
|RWS300B-48|48|43.2 - 52.8|6.3|302.4|200|3.6 / 1.9|85 / 88|Yes|
|RWS600B-48|48|43.2 - 52.8|12.5|600|200|6.6 / 3.6|85 / 88.5|-|



RWS50B-RWS600B Series 

1 

**==> picture [517 x 34] intentionally omitted <==**

|**RWS50B-**|**12**|**/**|**-**|
|---|---|---|---|
|Output voltage 5, 12, 15, 24, 28, 36, 48<br>blank No options<br>/CO2 Double sided board coating<br>/FO<br>DC Good and parallel (600W only)<br>/R<br>Remote On/Off (600W only)<br>/RFO Remote on/off, DC Good and parallel (600W only)||||



|**Related Products**|**Related Products**|**Related Products**|**Related Products**|**Related Products**|**Related Products**|**Related Products**|**Related Products**|**Related Products**|
|---|---|---|---|---|---|---|---|---|
|Type|Part Number|||Description|||||
|Higher power RWS-B models|RWS1000B, RWS1500B|||1000W to 1500W single output AC-DC power supplies|||||
|DIN rail mounting bracket|DIN-04|||RWS50B DIN rail bracket|||||
|DIN rail mounting bracket|DIN-05|||RWS100B DIN rail bracket|||||
|DIN rail mounting bracket|DIN-06|||RWS150B DIN rail bracket|||||
|DIN rail mounting bracket|DIN-07|||RWS300B DIN rail bracket|||||
||||||||||
|**Specifcations**|||||||||
|Model<br>RWS50B<br>RWS100B<br>RWS150B<br>RWS300B<br>RWS600B|||||||||
|**Input**|||||||||
|AC Input Voltage Range||Vac|85 - 265 (300 peak for 5s)||||||
|DC Input Voltage Range(1)||Vdc|120 - 370|||||120 - 330|
|Input Frequency||Hz|47 - 63||||||
|Input Current (115/230Vac)||A|See model selector table||||||
|Inrush Current at 200Vac (typ) (Cold Start)||A|36||30|32|34|40|
|Leakage Current||uA|<750, typically 175 at 115Vac 63Hz<br>||||||
|Power Factor (100/200Vac)||-|Not specifed||0.95 / 0.90||||
|Harmonic Compliance||-|Designed to meet IEC61000-3-2||||||
|Hold Up Time (typ) at 110/220Vac Input<br>||ms|20 (15 at 100Vac input)||<br>20||||
|Effciency||-|See model selector table||||||
|Conducted & Radiated EMI||-|EN55011/EN55032-B, FCC Class B, VCCI-B||||||
|Immunity||-|See immunity table||||||
|Safety Certifcations and Markings||-|IEC/UL/CSA/EN62368-1,  UL508 (see model selector), CE Mark and UKCA Mark||||||



## **Immunity** 

|**Immunity**|**Immunity**|**Immunity**|**Immunity**|**Immunity**|
|---|---|---|---|---|
|Test<br>Standard<br>Test Level<br>Criteria<br>Notes|||||
|ESD|EN61000-4-2|Air ± 8kV and contact ± 4kV|B|See IEC61000 immunity test report on website|
|Radiated Susceptibility|EN61000-4-3|80M -1GHz: 10V/m<br>1.4 - 2.0GHz: 3V/m<br>2.0 - 2.7GHz: 1V/m|A||
|Electrical Fast Transient Burst|EN61000-4-4|± 2kV|B||
|Surge|EN61000-4-5|Normal ± 2kV<br>Common  ± 4kV|B||
|Conducted Susceptibility|EN61000-4-6|10Vrms|A||
|Magnetic Fields|EN61000-4-8|30A/m|A||
|Voltage Dips|EN61000-4-11|30% 500ms<br>60% 10ms<br>100% 20ms<br>100% 5000ms|B<br>B<br>A<br>B||
|SEMI F47 Line Dip|SEMI F47|||At input voltages > 200Vac|



RWS50B-RWS600B Series 

2 

**==> picture [516 x 34] intentionally omitted <==**

|**Specifcations**|**Specifcations**|**Specifcations**|**Specifcations**|**Specifcations**|**Specifcations**|**Specifcations**|
|---|---|---|---|---|---|---|
|Model<br>RWS50B<br>RWS100B<br>RWS150B<br>RWS300B<br>RWS600B|||||||
|**Output**|||||||
|Output Voltage Adjustment|-|See model selector table|||||
|Switching Frequency|kHz|100|120, PFC 65|||190, PFC 50-70|
|Line Regulation|mV|5V: 20, 12V: 48, 15V: 60, 24V: 96, 28V: 112, 36V: 144, 48V: 192|||||
|Load Regulation|mV|5V: 40, 12V: 96, 15V: 120, 24V: 192, 28V: 224, 36V: 288, 48V: 384|||||
|External Load Capacitance|uF|RWS50B; 5-12V, 10,000, 24V: 3,300, 48V: 400, RWS100B-600B: 10,000|||||
|Ripple & Noise<br>|-|See model selector table|||||
|Temperature Coeffcient|%/°C|0.02|||||
|Minimum Load|-|No minimum load required|||||
|Overcurrent Protection|%|>105. Constant current characteristics|||||
|Overvoltage Protection|%|115-140. Cycle AC line to reset|||||
|Remote Sense|-|None||||See options|
|Remote On/Off|-|None||||See options|
|Parallel Operation|-|None||||See options|
|**Environmental**|||||||
|Operating Temperature(2)|°C|-20 to +70. See note (2) or installation manuals on website|||||
|Humidity (non condensing)|%RH|Operating: 30 - 90, storage: 10 - 90|||||
|Storage Temperature|°C|-30 to +75|||||
|Cooling|-|Convection|||Forced air - internal fan||
|Altitude|m|3000|||||
|Withstand Voltage (For 1 minute)|Vac|Input to Ground 2,000, Input to Output 3,000, Output to Ground 500 for 1 minute|||||
|Vibration (Non operating)|-|10-55Hz (Sweep for 1min.)<br>19.6m/s2Constant  X,Y,Z 1 hour each|||||
|Shock (Non operating)|-|Less than 196m/s2, 11ms, ±X, ±Y, ±Z 3 times each|||||
|**Other**|||||||
|Weight (Typ)|g|230|400|480|900|1600|
|Size (LxWxH)|mm|81.5 x 82 x 34|108 x 94 x 39|128 x 94 x 41|170 x 102 x 41|190 x 120 x 61|
|Size (LxWxH)|Inches|3.21 x 3.23 x 1.34|4.25 x 3.7 x 1.54|5.04 x 3.7 x 1.61|6.7 x 4.02 x 1.61|7.48 x 4.72 x 2.4|
|Case Material|-|Metal|||||
|MTBF - Telcordia SR-332 issue 3*|Hours|<br>4,170,949|1,978,533|2,235,743|2,027,824|2,157,340|
|Warranty|yrs|7|||||



Notes See website for detailed specifications, test methods and installation manual 

*25°C ambient, full load, 24Vdc input (1) Safety certified for AC input only 

(2) RWS50-100B derates linearly above 45°C to 20% load at 70°C, 150B derates above 40°C and 300-600B derates above 50°C to 50% load at 70°C 

RWS50B-RWS600B Series 

3 

## **Outline Drawing RWS50B** 

## **Outline Drawing RWS100B** 

RWS50B-RWS600B Series 

4 

## **Outline Drawing RWS150B** 

## **Outline Drawing RWS300B** 

RWS50B-RWS600B Series 

5 

## **Outline Drawing RWS600B** 

RWS50B-RWS600B Series 

6 

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Tel: +33 1 60 12 71 65 france@fr.tdk-lambda.com www.emea.lambda.tdk.com/fr 

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Tel:  +1 800-LAMBDA-4 or 1-800-526-2324 powersolutions@us.tdk-lambda.com www.us.lambda.tdk.com 

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Tel: +49 7841 666 0 info@de.tdk-lambda.com www.emea.lambda.tdk.com/de 

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Tel:   +91 80 4039-0660 mathew.philip@in.tdk-lambda.com www.sg.lambda.tdk.com 

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## **C.I.S.** 

## **Commercial Support:** 

Tel: +7 (495) 665 2627 

**Technical Support:** Tel: +7 (812) 658 0463 info@tdk-lambda.ru www.emea.lambda.tdk.com/ru 

For Additional Information, please visit ~~a~~ https://product.tdk.com/en/power/ 

RWS50B-RWS600B_260844 February 17th, 2022 V1 

RWS50B-RWS600B Series 

7

Updated at June 4, 2026

TDK-Lambda is globally recognized as a premier manufacturer of highly reliable power supply solutions and power management equipment. With a strong engineering heritage, the company is a trusted partner for mission-critical applications across the industrial, medical, telecommunications, and test and measurement sectors, delivering components that meet stringent international performance and safety standards. Our extensive portfolio of TDK-Lambda products is heavily focused on comprehensive power and line protection, highlighted by a vast selection of industry-leading AC/DC converters. Engineered to deliver exceptional efficiency and stable performance in demanding environments, these power supplies form the backbone of our offering and are built to support the rigorous power demands of modern electronic infrastructure. To complement these primary power solutions, we also offer a targeted range of high-performance DC/DC converters designed for precise, board-level voltage regulation. Furthermore, to ensure the optimal performance and longevity of these power systems, our catalog includes specialized cooling and thermal management components, such as natural convection heat sinks, providing complete thermal stability for your most critical designs.

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