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Power Supply

For industrial control systems and electronic equipment, power supplies are among the most critical components for converting and regulating electrical energy to ensure reliable operation. Power supplies convert incoming AC or DC voltage to the precise voltage levels required by electronic circuits, providing stable, regulated power that protects sensitive equipment from voltage fluctuations. Electrical.com carries an extensive selection of power supplies from all major manufacturers, including new, used, surplus, and re-certified options. These components are designed to meet the diverse needs of industrial automation systems, telecommunications infrastructure, data center operations, and manufacturing control equipment applications.
SORT BY
Part Number
PRICE
Manufacturer
54171 3/4
54171 3/4
In Stock
From
$6.60
Thomas & Betts
54171N-25
54171N-25
In Stock
From
$8.62
Thomas & Betts
5421112020900P
5421112020900P
In Stock
From
$89.90
Comark
542B4010
542B4010
Limited Stock
From
Get Price
Fenner
54378
54378
In Stock
From
$15.88
Bel Products
544
544
In Stock
From
$1,762.29
Thepitt
544531.0
544531.0
In Stock
From
$73.30
Ms Ultraschall Technologie
5451
5451
In Stock
From
$58.54
Challenger
54571 3/4 1
54571 3/4 1
In Stock
From
$34.35
Thomas & Betts
5461
5461
In Stock
From
$24.74
Hubbell
5461-290
5461-290
In Stock
From
$739.07
Woodward
5462
5462
In Stock
From
$6.99
Hubbell
5462CB
5462CB
In Stock
From
$15.70
Eaton
546322FX
546322FX
In Stock
From
$87.48
Lapp USA
5466-X
5466-X
In Stock
From
$6.19
Legrand
5466XH
5466XH
In Stock
From
$8.32
Legrand
5469-V-B-W
5469-V-B-W
In Stock
From
$9.16
Slater
5469B
5469B
In Stock
From
$15.99
Hubbell
5469N
5469N
In Stock
From
$31.67
Eaton
5479SS
5479SS
In Stock
From
$34.65
Legrand
548-49
548-49
In Stock
From
$224.34
Legrand
549550FX
549550FX
In Stock
From
$163.58
Lapp USA
550-0100-01
550-0100-01
Limited Stock
From
Get Price
Deltron
550-536
550-536
Limited Stock
From
Get Price
Siemens

Electrical.com stocks the largest inventory of power supplies in the world, with over 1 million square feet of new, used, surplus, and re-certified power supply units available for immediate shipment. From industrial-grade AC/DC converters to specialized DC power systems, we have what you need when others say no. Our comprehensive power supply inventory spans all voltage and current ratings from all major manufacturers including current production and discontinued models from legacy suppliers. Available in new factory condition, surplus stock, and re-certified options‚ All backed by our standard 2-year Electrical.com warranty. Our power supplies serve critical applications across industrial automation systems, manufacturing equipment, telecommunications infrastructure, data centers, process control installations, medical equipment, test and measurement systems, transportation systems, building automation, and embedded computing applications.


Whether you're maintaining legacy equipment with obsolete power supply models or sourcing current production units for new installations, our 40+ warehouse locations across the US and Canada ensure rapid delivery to minimize your downtime. Need power supplies now? Call 877-999-7077 or email [email protected]. With same-day shipping available and the right parts ready to ship from our nearest warehouse location, Electrical.com gets your operations back online fast. We can say yes when others have to say no.