4:1 Input DC-DC Converters
Bel Power Solutions / CUI branded line of rugged DC-DC converters designed for high reliability applications
Bel Power Solutions / CUI branded VHB, VHK, and VFK series are rugged DC-DC converters that feature an ultra-wide 4:1 input and provide 50 W to 400 W of output power. The converters are designed for high reliability applications, featuring over-temperature protection, over-current protection, and input transient voltage protection. The VHB series is packaged in an industry standard ½ brick aluminum case for PCB mounting. The VHK and VFK series are packaged in an aluminum chassis mount case with an integrated heat sink, offering improved thermal performance. The wide 4:1 input range is very useful to stabilize an input source such as a battery in various discharging and charging conditions. Additionally, high efficiency, tight regulations, remote sense, and remote On/Off control make these converters very useful in numerous industrial and communications applications.
- 4:1 input range
- Efficiency to 89%
- Regulated output
- 50 W to 400 W isolated output
- Rugged design
- PCB or chassis mount options
VFK400W Series 4:1 Input DC-DC Converters
| Image | Manufacturer Part Number | Description | Available Quantity | Price | View Details | |
|---|---|---|---|---|---|---|
![]() | ![]() | VFK400W-Q24-S24 | DC/DC CONVERTER 24V 400W | 55 - Immediate | $1,047.65 | View Details |
![]() | ![]() | VFK400W-Q24-S48 | DC/DC CONVERTER 48V 400W | 8 - Immediate | $1,047.65 | View Details |
![]() | ![]() | VFK400W-Q48-S24 | DC/DC CONVERTER 24V 400W | 22 - Immediate | $1,047.65 | View Details |
![]() | ![]() | VFK400W-Q24-S12 | DC/DC CONVERTER 12V 400W | 0 - Immediate | $1,047.65 | View Details |
![]() | ![]() | VFK400W-Q48-S12 | DC/DC CONVERTER 12V 400W | 0 - Immediate | $993.77 | View Details |
VHB100W Series 4:1 Input DC-DC Converters
| Image | Manufacturer Part Number | Description | Available Quantity | Price | View Details | |
|---|---|---|---|---|---|---|
![]() | ![]() | VHB100W-Q24-S48 | DC DC CONVERTER 48V 100W | 240 - Immediate | $198.67 | View Details |
![]() | ![]() | VHB100W-Q24-S24 | DC DC CONVERTER 24V 100W | 70 - Immediate | $198.67 | View Details |
![]() | ![]() | VHB100W-Q24-S15 | DC DC CONVERTER 15V 100W | 60 - Immediate | $198.67 | View Details |
![]() | ![]() | VHB100W-Q48-S24 | DC DC CONVERTER 24V 100W | 69 - Immediate | $198.67 | View Details |
![]() | ![]() | VHB100W-Q24-S5 | DC DC CONVERTER 5V 100W | 64 - Immediate | $207.47 | View Details |
![]() | ![]() | VHB100W-Q24-S12 | DC DC CONVERTER 12V 100W | 20 - Immediate | $198.67 | View Details |
![]() | ![]() | VHB100W-Q24-S28 | DC DC CONVERTER 28V 100W | 9 - Immediate | $198.67 | View Details |
![]() | ![]() | VHB100W-Q48-S15 | DC DC CONVERTER 15V 100W | 16 - Immediate | $198.67 | View Details |
![]() | ![]() | VHB100W-Q48-S28 | DC DC CONVERTER 28V 100W | 8 - Immediate | $198.67 | View Details |
![]() | ![]() | VHB100W-Q48-S48 | DC DC CONVERTER 48V 100W | 0 - Immediate | $183.67 | View Details |
![]() | ![]() | VHB100W-Q48-S12 | DC DC CONVERTER 12V 100W | 0 - Immediate | $183.67 | View Details |
![]() | VHB100W-Q24-S24N | DC DC CONVERTER | 0 - Immediate | $183.67 | View Details | |
![]() | ![]() | VHB100W-Q48-S5 | DC DC CONVERTER 5V 100W | 0 - Immediate | $191.81 | View Details |
VHB150W Series 4:1 Input DC-DC Converters
| Image | Manufacturer Part Number | Description | Available Quantity | Price | View Details | |
|---|---|---|---|---|---|---|
![]() | ![]() | VHB150W-Q24-S12 | DC DC CONVERTER 12V 150W | 58 - Immediate | $276.09 | View Details |
![]() | ![]() | VHB150W-Q24-S24 | DC DC CONVERTER 24V 150W | 198 - Immediate | $276.09 | View Details |
![]() | ![]() | VHB150W-Q24-S48 | DC DC CONVERTER 48V 150W | 63 - Immediate | $276.09 | View Details |
![]() | ![]() | VHB150W-Q24-S15 | DC DC CONVERTER 15V 150W | 30 - Immediate | $276.09 | View Details |
![]() | ![]() | VHB150W-Q48-S12 | DC DC CONVERTER 12V 150W | 16 - Immediate | $276.09 | View Details |
![]() | ![]() | VHB150W-Q48-S15 | DC DC CONVERTER 15V 150W | 0 - Immediate | $254.16 | View Details |
![]() | ![]() | VHB150W-Q48-S24 | DC DC CONVERTER 24V 150W | 0 - Immediate | $254.16 | View Details |
![]() | VHB150W-Q48-S12N | DC-DC, ISOLATED, 150W, 18~75 VDC | 0 - Immediate | $254.16 | View Details | |
![]() | ![]() | VHB150W-Q24-S28 | DC DC CONVERTER 28V 150W | 0 - Immediate | $254.16 | View Details |
![]() | ![]() | VHB150W-Q48-S28 | DC DC CONVERTER 28V 150W | 0 - Immediate | $254.16 | View Details |
![]() | ![]() | VHB150W-Q24-S5 | DC DC CONVERTER 5V 150W | 0 - Immediate | $262.79 | View Details |
![]() | ![]() | VHB150W-Q48-S5 | DC DC CONVERTER 5V 150W | 0 - Immediate | $262.79 | View Details |
VHB200W Series 4:1 Input DC-DC Converters
| Image | Manufacturer Part Number | Description | Available Quantity | Price | View Details | |
|---|---|---|---|---|---|---|
![]() | ![]() | VHB200W-Q24-S12 | DC DC CONVERTER 12V 200W | 370 - Immediate | $340.70 | View Details |
![]() | ![]() | VHB200W-Q48-S24 | DC DC CONVERTER 24V 200W | 152 - Immediate | $340.70 | View Details |
![]() | ![]() | VHB200W-Q24-S28 | DC DC CONVERTER 28V 200W | 41 - Immediate | $340.70 | View Details |
![]() | ![]() | VHB200W-Q48-S12 | DC DC CONVERTER 12V 200W | 55 - Immediate | $340.70 | View Details |
![]() | ![]() | VHB200W-Q24-S5 | DC DC CONVERTER 5V 200W | 21 - Immediate | $340.70 | View Details |
![]() | ![]() | VHB200W-Q48-S28 | DC DC CONVERTER 28V 200W | 18 - Immediate | $340.70 | View Details |
![]() | ![]() | VHB200W-Q24-S48 | DC DC CONVERTER 48V 200W | 14 - Immediate | $340.70 | View Details |
![]() | ![]() | VHB200W-Q48-S15 | DC DC CONVERTER 15V 200W | 0 - Immediate | $315.12 | View Details |
![]() | ![]() | VHB200W-Q48-S5 | DC DC CONVERTER 5V 200W | 0 - Immediate | $315.12 | View Details |
![]() | ![]() | VHB200W-Q24-S3R3 | DC DC CONVERTER 3.3V 165W | 0 - Immediate | $315.12 | View Details |
![]() | VHB200W-Q24-S24N | DC-DC ISOLATED, 200 W, 9~36 VDC | 0 - Immediate | $315.12 | View Details | |
![]() | VHB200W-Q48-S24N | DC-DC ISOLATED, 200 W, 18~75 VDC | 0 - Immediate | $315.12 | View Details | |
![]() | VHB200W-Q48-S15N | DC DC CONVERTER | 0 - Immediate | $315.12 | View Details |
VHB50W Series 4:1 Input DC-DC Converters
| Image | Manufacturer Part Number | Description | Available Quantity | Price | View Details | |
|---|---|---|---|---|---|---|
![]() | ![]() | VHB50W-Q24-S48 | DC DC CONVERTER 48V 50W | 1068 - Immediate | $182.53 | View Details |
![]() | ![]() | VHB50W-Q24-S12 | DC DC CONVERTER 12V 50W | 89 - Immediate | $182.53 | View Details |
![]() | ![]() | VHB50W-Q24-S28 | DC DC CONVERTER 28V 50W | 57 - Immediate | $182.53 | View Details |
![]() | ![]() | VHB50W-Q48-S12 | DC DC CONVERTER 12V 50W | 48 - Immediate | $182.53 | View Details |
![]() | ![]() | VHB50W-Q48-S15 | DC DC CONVERTER 15V 50W | 37 - Immediate | $182.53 | View Details |
![]() | ![]() | VHB50W-Q24-S15 | DC DC CONVERTER 15V 50W | 27 - Immediate | $182.53 | View Details |
![]() | ![]() | VHB50W-Q24-S24 | DC DC CONVERTER 24V 50W | 592 - Immediate | $178.95 | View Details |
![]() | ![]() | VHB50W-Q24-S5 | DC DC CONVERTER 5V 50W | 13 - Immediate | $178.95 | View Details |
![]() | ![]() | VHB50W-Q48-S24 | DC DC CONVERTER 24V 50W | 0 - Immediate | $182.53 | View Details |
![]() | ![]() | VHB50W-Q48-S48 | DC DC CONVERTER 48V 50W | 0 - Immediate | $166.48 | View Details |
![]() | ![]() | VHB50W-Q48-S3R3 | DC DC CONVERTER 3.3V 50W | 0 - Immediate | $166.48 | View Details |
![]() | ![]() | VHB50W-Q48-S5 | DC DC CONVERTER 5V 50W | 0 - Immediate | $166.48 | View Details |
![]() | VHB50W-Q24-S24N | CONVERTER DC/DC 50W 24V 2.08A | 0 - Immediate | $166.48 | View Details | |
![]() | VHB50W-Q48-S24N | DC DC CONVERTER | 0 - Immediate | $166.48 | View Details | |
![]() | ![]() | VHB50W-Q24-S3R3 | DC DC CONVERTER 3.3V 50W | 0 - Immediate | $166.48 | View Details |
VHB75W Series 4:1 Input DC-DC Converters
| Image | Manufacturer Part Number | Description | Available Quantity | Price | View Details | |
|---|---|---|---|---|---|---|
![]() | ![]() | VHB75W-Q24-S12 | DC DC CONVERTER 12V 75W | 51 - Immediate | $170.69 | View Details |
![]() | ![]() | VHB75W-Q24-S48 | DC DC CONVERTER 48V 75W | 144 - Immediate | $170.69 | View Details |
![]() | ![]() | VHB75W-Q48-S24 | DC DC CONVERTER 24V 75W | 91 - Immediate | $170.69 | View Details |
![]() | ![]() | VHB75W-Q48-S12 | DC DC CONVERTER 12V 75W | 140 - Immediate | $170.69 | View Details |
![]() | ![]() | VHB75W-Q48-S48 | DC DC CONVERTER 48V 75W | 35 - Immediate | $170.69 | View Details |
![]() | ![]() | VHB75W-Q24-S5 | DC DC CONVERTER 5V 75W | 59 - Immediate | $170.69 | View Details |
![]() | ![]() | VHB75W-Q24-S24 | DC DC CONVERTER 24V 75W | 53 - Immediate | $170.69 | View Details |
![]() | ![]() | VHB75W-Q24-S15 | DC DC CONVERTER 15V 75W | 2 - Immediate | $170.69 | View Details |
![]() | ![]() | VHB75W-Q48-S5 | DC DC CONVERTER 5V 75W | 22 - Immediate | $170.69 | View Details |
![]() | ![]() | VHB75W-Q48-S15 | DC DC CONVERTER 15V 75W | 2 - Immediate | $170.69 | View Details |
![]() | ![]() | VHB75W-Q24-S3R3 | DC DC CONVERTER 3.3V 50W | 0 - Immediate | $155.45 | View Details |
![]() | ![]() | VHB75W-Q48-S3R3 | CONVERTER DC/DC 75W 3.3V 15A | 0 - Immediate | $155.45 | View Details |
![]() | VHB75W-Q48-S12N | DC DC CONVERTER | 0 - Immediate | $155.45 | View Details |
VHK100W Series 4:1 Input DC-DC Converters
| Image | Manufacturer Part Number | Description | Available Quantity | Price | View Details | |
|---|---|---|---|---|---|---|
![]() | ![]() | VHK100W-Q24-S24 | DC/DC CONVERTER 24V 100W | 144 - Immediate | $288.41 | View Details |
![]() | ![]() | VHK100W-Q48-S24 | DC/DC CONVERTER 24V 100W | 62 - Immediate | $288.41 | View Details |
![]() | ![]() | VHK100W-Q24-S48 | DC/DC CONVERTER 48V 100W | 27 - Immediate | $288.41 | View Details |
![]() | ![]() | VHK100W-Q24-S5 | DC/DC CONVERTER 5V 100W | 77 - Immediate | $297.78 | View Details |
![]() | ![]() | VHK100W-Q48-S12 | DC/DC CONVERTER 12V 100W | 7 - Immediate | $288.41 | View Details |
![]() | ![]() | VHK100W-Q48-S15 | DC/DC CONVERTER 15V 100W | 0 - Immediate | $288.41 | View Details |
![]() | ![]() | VHK100W-Q48-S48 | DC/DC CONVERTER 48V 100W | 1 - Immediate | $288.41 | View Details |
![]() | ![]() | VHK100W-Q24-S12 | DC/DC CONVERTER 12V 100W | 0 - Immediate | $265.77 | View Details |
![]() | ![]() | VHK100W-Q24-S15 | DC/DC CONVERTER 15V 100W | 0 - Immediate | $265.77 | View Details |
![]() | ![]() | VHK100W-Q48-S28 | DC/DC CONVERTER 28V 100W | 0 - Immediate | $265.77 | View Details |
![]() | ![]() | VHK100W-Q48-S5 | DC/DC CONVERTER 5V 100W | 0 - Immediate | $274.58 | View Details |
![]() | ![]() | VHK100W-Q24-S3R3 | DC/DC CONVERTER 3.3V 100W | 0 - Immediate | $274.58 | View Details |
![]() | ![]() | VHK100W-Q48-S3R3 | DC/DC CONVERTER 3.3V 100W | 0 - Immediate | $274.58 | View Details |
VHK150W Series 4:1 Input DC-DC Converters
| Image | Manufacturer Part Number | Description | Available Quantity | Price | View Details | |
|---|---|---|---|---|---|---|
![]() | ![]() | VHK150W-Q24-S24 | DC/DC CONVERTER 24V 150W | 58 - Immediate | $455.09 | View Details |
![]() | ![]() | VHK150W-Q24-S12 | DC/DC CONVERTER 12V 150W | 366 - Immediate | $455.09 | View Details |
![]() | ![]() | VHK150W-Q48-S24 | DC/DC CONVERTER 24V 150W | 46 - Immediate | $455.09 | View Details |
![]() | ![]() | VHK150W-Q48-S12 | DC/DC CONVERTER 12V 150W | 33 - Immediate | $455.09 | View Details |
![]() | ![]() | VHK150W-Q24-S48 | DC/DC CONVERTER 48V 150W | 27 - Immediate | $455.09 | View Details |
![]() | ![]() | VHK150W-Q24-S15 | DC/DC CONVERTER 15V 150W | 0 - Immediate | $423.67 | View Details |
![]() | ![]() | VHK150W-Q24-S28 | DC/DC CONVERTER 28V 151W | 0 - Immediate | $423.67 | View Details |
![]() | ![]() | VHK150W-Q24-S5 | DC/DC CONVERTER 5V 125W | 0 - Immediate | $423.67 | View Details |
![]() | ![]() | VHK150W-Q48-S15 | DC/DC CONVERTER 15V 150W | 0 - Immediate | $423.67 | View Details |
![]() | ![]() | VHK150W-Q48-S5 | DC/DC CONVERTER 5V 125W | 0 - Immediate | $423.67 | View Details |
![]() | ![]() | VHK150W-Q48-S48 | DC/DC CONVERTER 48V 150W | 0 - Immediate | $423.67 | View Details |
VHK200W Series 4:1 Input DC-DC Converters
| Image | Manufacturer Part Number | Description | Available Quantity | Price | View Details | |
|---|---|---|---|---|---|---|
![]() | ![]() | VHK200W-Q24-S28 | DC/DC CONVERTER 28V 200W | 66 - Immediate | $432.84 | View Details |
![]() | ![]() | VHK200W-Q24-S12 | DC/DC CONVERTER 12V 200W | 42 - Immediate | $432.84 | View Details |
![]() | ![]() | VHK200W-Q48-S24 | DC/DC CONVERTER 24V 200W | 3072 - Immediate | $441.51 | View Details |
![]() | ![]() | VHK200W-Q24-S24 | DC/DC CONVERTER 24V 200W | 204 - Immediate | $441.51 | View Details |
![]() | ![]() | VHK200W-Q48-S12 | DC/DC CONVERTER 12V 200W | 131 - Immediate | $441.51 | View Details |
![]() | ![]() | VHK200W-Q48-S48 | DC/DC CONVERTER 48V 200W | 208 - Immediate | $441.51 | View Details |
![]() | ![]() | VHK200W-Q48-S28 | DC/DC CONVERTER 28V 200W | 4 - Immediate | $441.51 | View Details |
![]() | ![]() | VHK200W-Q24-S48 | DC/DC CONVERTER 48V 200W | 5 - Immediate | $432.84 | View Details |
![]() | ![]() | VHK200W-Q24-S15 | DC/DC CONVERTER 15V 200W | 0 - Immediate | $441.51 | View Details |
![]() | ![]() | VHK200W-Q48-S15 | DC/DC CONVERTER 15V 200W | 0 - Immediate | $410.74 | View Details |
VHK50W Series 4:1 Input DC-DC Converters
| Image | Manufacturer Part Number | Description | Available Quantity | Price | View Details | |
|---|---|---|---|---|---|---|
![]() | ![]() | VHK50W-Q24-S24 | DC/DC CONVERTER 24V 50W | 37 - Immediate | $244.70 | View Details |
![]() | ![]() | VHK50W-Q24-S5 | DC/DC CONVERTER 5V 50W | 50 - Immediate | $244.70 | View Details |
![]() | ![]() | VHK50W-Q48-S12 | DC/DC CONVERTER 12V 50W | 211 - Immediate | $244.70 | View Details |
![]() | ![]() | VHK50W-Q24-S48 | DC/DC CONVERTER 48V 50W | 93 - Immediate | $244.70 | View Details |
![]() | ![]() | VHK50W-Q24-S15 | DC/DC CONVERTER 15V 50W | 36 - Immediate | $244.70 | View Details |
![]() | ![]() | VHK50W-Q24-S12 | DC/DC CONVERTER 12V 50W | 45 - Immediate | $239.90 | View Details |
![]() | ![]() | VHK50W-Q48-S24 | DC/DC CONVERTER 24V 50W | 21 - Immediate | $244.70 | View Details |
![]() | ![]() | VHK50W-Q48-S5 | DC/DC CONVERTER 5V 50W | 13 - Immediate | $244.70 | View Details |
![]() | ![]() | VHK50W-Q48-S48 | DC/DC CONVERTER 48V 50W | 0 - Immediate | $224.66 | View Details |
![]() | ![]() | VHK50W-Q24-S3R3 | DC/DC CONVERTER 3.3V 50W | 0 - Immediate | $224.66 | View Details |
![]() | ![]() | VHK50W-Q48-S3R3 | DC/DC CONVERTER 3.3V 50W | 0 - Immediate | $224.66 | View Details |
![]() | ![]() | VHK50W-Q48-S15 | DC/DC CONVERTER 15V 50W | 0 - Immediate | $224.66 | View Details |
![]() | ![]() | VHK50W-Q24-S28 | DC/DC CONVERTER 28V 50W | 0 - Immediate | $224.66 | View Details |
![]() | ![]() | VHK50W-Q48-S28 | DC/DC CONVERTER 28V 50W | 0 - Immediate | $224.66 | View Details |
VHK75W Series 4:1 Input DC-DC Converters
| Image | Manufacturer Part Number | Description | Available Quantity | Price | View Details | |
|---|---|---|---|---|---|---|
![]() | ![]() | VHK75W-Q24-S5 | DC/DC CONVERTER 5V 75W | 27 - Immediate | $293.12 | View Details |
![]() | ![]() | VHK75W-Q48-S24 | DC/DC CONVERTER 24V 75W | 27 - Immediate | $287.37 | View Details |
![]() | ![]() | VHK75W-Q48-S12 | DC/DC CONVERTER 12V 75W | 4 - Immediate | $293.12 | View Details |
![]() | ![]() | VHK75W-Q24-S24 | DC/DC CONVERTER 24V 75W | 16 - Immediate | $293.12 | View Details |
![]() | ![]() | VHK75W-Q24-S12 | DC/DC CONVERTER 12V 75W | 2 - Immediate | $293.12 | View Details |
![]() | ![]() | VHK75W-Q48-S48 | DC/DC CONVERTER 48V 75W | 0 - Immediate | $270.20 | View Details |
![]() | ![]() | VHK75W-Q48-S5 | DC/DC CONVERTER 5V 75W | 0 - Immediate | $270.20 | View Details |
![]() | ![]() | VHK75W-Q48-S3R3 | DC/DC CONVERTER 3.3V 75W | 0 - Immediate | $270.20 | View Details |
![]() | ![]() | VHK75W-Q24-S15 | DC/DC CONVERTER 15V 75W | 0 - Immediate | $270.20 | View Details |
![]() | ![]() | VHK75W-Q24-S3R3 | DC/DC CONVERTER 3.3V 50W | 0 - Immediate | $270.20 | View Details |































