TDK-Lambda, 50W Embedded Switch Mode Power Supply SMPS, 12V dc, Enclosed

  • RS Stock No. 813-9049
  • Mfr. Part No. HWS-50A-12/A
  • Manufacturer TDK-Lambda
Product overview and Technical data sheets
Legislation and Compliance
RoHS Certificate of Compliance
COO (Country of Origin): MY
Product Details

TDK-Lambda Switch Mode Power Supply

The TDK-Lambda HWS-A series 50W single output AC to DC embedded switch mode power supply has an output current rating of 4.3A at 12VDC. It has a universal input supply voltage rating from 85VAC to 265VAC and 120VDC to 370VDC. The series comprises of 5 models rated from 15W to 150W. A significant upgrade of the established HWS series, it is still compatible with the new HWS-A series to enable an easy upgrade. This switch-mode power supply is up to 12% lighter as compared to the previous series as well as features up to 91% efficiency and very low power consumption at no load, contributing to a reduction in environmental impact.
Only the products with the suffix A at the end of the part number have a cover fitted, while the others have an open frame.

Features and Benefits

Easy system cooling
Limited life time warranty
Low cost
Supports global use
Wide range AC input


Factory automation
LED display and signage
Process control
Test and measurement


CSA approved
EN 60950-1
FCC approved
UL approved
UL508 (with cover)
VCCI curve B

Attribute Value
Output Voltage 12 V dc
Output Current 4.3A
Power Rating 50W
Number of Outputs 1
Input Voltage 85 → 265 V ac, 120 → 370 V dc
Mounting Type Chassis Mount
Package Type Enclosed
Length 82mm
Width 26.5mm
Depth 120mm
Weight 280g
Efficiency 87%
Maximum Temperature +50°C
Minimum Temperature -10°C
53 In stock for delivery within 6 working days
Price (VAT excluded) Each
Was TWD3,413.00
TWD 2,968.00
(exc. GST)
TWD 3,116.00
(inc. GST)
Per unit
1 - 4
5 - 9
10 - 24
25 - 49
50 +