CRS-500 Series from Premium PSU, 500W isolated dc-dc converters
Compact chassis mount converters with input options for 14.4 – 144 Vdc, high efficiency, and full protection features.

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APPLICATION
The CRS-500 Series delivers 500W of isolated regulated dc-dc power in a half-brick package. With wide 4:1 input ranges of 9-36V and 18-75V dc, it provides single outputs from 12V to 54V. Offering efficiencies up to 96%, reinforced 2250Vdc isolation, and complete protection (OCP, OVP, OTP, SCP), the CRS-500 Series is ideal for distributed power, transportation, and industrial systems. Models support baseplate cooling, remote on/off, and output trim. Certified to UL62368-1, EN62368-1 and RoHS compliant.
FEATURES
INDUSTRY
| Model | Input Voltage | Output Voltage | Power Rating |
|---|---|---|---|
| CRS-500-6455 | 14.4-30V dc | 24V | 500W |
| CRS-500-6456 | 14.4-30V dc | 48V | 500W |
| CRS-500-6457 | 14.4-30V dc | 110V | 500W |
| CRS-500-6458 | 28.8-60V dc | 24V | 500W |
| CRS-500-6459 | 28.8-60V dc | 48V | 500W |
| CRS-500-6461 | 43.2-90V dc | 24V | 500W |
| CRS-500-6462 | 43.2-90V dc | 48V | 500W |
| CRS-500-6464 | 66-144V dc | 24V | 500W |
| CRS-500-6465 | 66-144V dc | 48V | 500W |
| CRS-500-6466 | 66-144V dc | 110V | 500W |
| CRS-500-6467 | 21.6-47V dc | 24V | 500W |
| CRS-500-6468 | 21.6-47V dc | 48V | 500W |

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