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 | $725.18 | View Details |
![]() | ![]() | VFK400W-Q24-S48 | DC/DC CONVERTER 48V 400W | 8 - Immediate | $725.18 | View Details |
![]() | ![]() | VFK400W-Q48-S24 | DC/DC CONVERTER 24V 400W | 22 - Immediate | $725.18 | View Details |
![]() | ![]() | VFK400W-Q24-S12 | DC/DC CONVERTER 12V 400W | 0 - Immediate | $725.18 | View Details |
![]() | ![]() | VFK400W-Q48-S48 | DC/DC CONVERTER 48V 400W | 0 - Immediate | $687.89 | View Details |
![]() | ![]() | VFK400W-Q48-S12 | DC/DC CONVERTER 12V 400W | 0 - Immediate | $687.89 | 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 | $137.52 | View Details |
![]() | ![]() | VHB100W-Q24-S24 | DC DC CONVERTER 24V 100W | 70 - Immediate | $137.52 | View Details |
![]() | ![]() | VHB100W-Q24-S15 | DC DC CONVERTER 15V 100W | 60 - Immediate | $137.52 | View Details |
![]() | ![]() | VHB100W-Q48-S24 | DC DC CONVERTER 24V 100W | 71 - Immediate | $137.52 | View Details |
![]() | ![]() | VHB100W-Q24-S5 | DC DC CONVERTER 5V 100W | 64 - Immediate | $143.61 | View Details |
![]() | ![]() | VHB100W-Q24-S12 | DC DC CONVERTER 12V 100W | 20 - Immediate | $137.52 | View Details |
![]() | ![]() | VHB100W-Q24-S28 | DC DC CONVERTER 28V 100W | 9 - Immediate | $137.52 | View Details |
![]() | ![]() | VHB100W-Q48-S15 | DC DC CONVERTER 15V 100W | 16 - Immediate | $137.52 | View Details |
![]() | ![]() | VHB100W-Q48-S28 | DC DC CONVERTER 28V 100W | 8 - Immediate | $137.52 | View Details |
![]() | ![]() | VHB100W-Q48-S48 | DC DC CONVERTER 48V 100W | 0 - Immediate | $127.13 | View Details |
![]() | ![]() | VHB100W-Q48-S12 | DC DC CONVERTER 12V 100W | 0 - Immediate | $127.13 | View Details |
![]() | VHB100W-Q24-S24N | DC DC CONVERTER | 0 - Immediate | $127.13 | View Details | |
![]() | ![]() | VHB100W-Q48-S5 | DC DC CONVERTER 5V 100W | 0 - Immediate | $132.77 | 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 | 60 - Immediate | $191.11 | View Details |
![]() | ![]() | VHB150W-Q24-S24 | DC DC CONVERTER 24V 150W | 198 - Immediate | $191.11 | View Details |
![]() | ![]() | VHB150W-Q24-S48 | DC DC CONVERTER 48V 150W | 63 - Immediate | $191.11 | View Details |
![]() | ![]() | VHB150W-Q24-S15 | DC DC CONVERTER 15V 150W | 30 - Immediate | $191.11 | View Details |
![]() | ![]() | VHB150W-Q48-S12 | DC DC CONVERTER 12V 150W | 16 - Immediate | $191.11 | View Details |
![]() | ![]() | VHB150W-Q48-S15 | DC DC CONVERTER 15V 150W | 0 - Immediate | $175.93 | View Details |
![]() | ![]() | VHB150W-Q48-S24 | DC DC CONVERTER 24V 150W | 0 - Immediate | $175.93 | View Details |
![]() | VHB150W-Q48-S12N | DC-DC, ISOLATED, 150W, 18~75 VDC | 0 - Immediate | $175.93 | View Details | |
![]() | ![]() | VHB150W-Q24-S28 | DC DC CONVERTER 28V 150W | 0 - Immediate | $175.93 | View Details |
![]() | ![]() | VHB150W-Q48-S28 | DC DC CONVERTER 28V 150W | 0 - Immediate | $175.93 | View Details |
![]() | ![]() | VHB150W-Q24-S5 | DC DC CONVERTER 5V 150W | 0 - Immediate | $181.90 | View Details |
![]() | ![]() | VHB150W-Q48-S5 | DC DC CONVERTER 5V 150W | 0 - Immediate | $181.90 | 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 | $235.83 | View Details |
![]() | ![]() | VHB200W-Q48-S24 | DC DC CONVERTER 24V 200W | 152 - Immediate | $235.83 | View Details |
![]() | ![]() | VHB200W-Q24-S15 | DC DC CONVERTER 15V 200W | 67 - Immediate | $235.83 | View Details |
![]() | ![]() | VHB200W-Q24-S28 | DC DC CONVERTER 28V 200W | 41 - Immediate | $235.83 | View Details |
![]() | ![]() | VHB200W-Q48-S12 | DC DC CONVERTER 12V 200W | 55 - Immediate | $235.83 | View Details |
![]() | ![]() | VHB200W-Q24-S5 | DC DC CONVERTER 5V 200W | 21 - Immediate | $235.83 | View Details |
![]() | ![]() | VHB200W-Q48-S28 | DC DC CONVERTER 28V 200W | 18 - Immediate | $235.83 | View Details |
![]() | ![]() | VHB200W-Q24-S48 | DC DC CONVERTER 48V 200W | 14 - Immediate | $235.83 | View Details |
![]() | ![]() | VHB200W-Q48-S15 | DC DC CONVERTER 15V 200W | 0 - Immediate | $218.13 | View Details |
![]() | ![]() | VHB200W-Q24-S24 | DC DC CONVERTER 24V 200W | 0 - Immediate | $218.13 | View Details |
![]() | ![]() | VHB200W-Q48-S48 | DC DC CONVERTER 48V 200W | 0 - Immediate | $218.13 | View Details |
![]() | ![]() | VHB200W-Q48-S5 | DC DC CONVERTER 5V 200W | 0 - Immediate | $218.13 | View Details |
![]() | ![]() | VHB200W-Q24-S3R3 | DC DC CONVERTER 3.3V 165W | 0 - Immediate | $218.13 | View Details |
![]() | VHB200W-Q24-S24N | DC-DC ISOLATED, 200 W, 9~36 VDC | 0 - Immediate | $218.13 | View Details | |
![]() | VHB200W-Q48-S24N | DC-DC ISOLATED, 200 W, 18~75 VDC | 0 - Immediate | $218.13 | View Details | |
![]() | VHB200W-Q48-S15N | DC DC CONVERTER | 0 - Immediate | $218.13 | 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 | $126.35 | View Details |
![]() | ![]() | VHB50W-Q24-S12 | DC DC CONVERTER 12V 50W | 89 - Immediate | $126.35 | View Details |
![]() | ![]() | VHB50W-Q24-S28 | DC DC CONVERTER 28V 50W | 57 - Immediate | $126.35 | View Details |
![]() | ![]() | VHB50W-Q48-S12 | DC DC CONVERTER 12V 50W | 48 - Immediate | $126.35 | View Details |
![]() | ![]() | VHB50W-Q48-S15 | DC DC CONVERTER 15V 50W | 37 - Immediate | $126.35 | View Details |
![]() | ![]() | VHB50W-Q24-S15 | DC DC CONVERTER 15V 50W | 27 - Immediate | $126.35 | View Details |
![]() | ![]() | VHB50W-Q24-S24 | DC DC CONVERTER 24V 50W | 605 - Immediate | $123.87 | View Details |
![]() | ![]() | VHB50W-Q24-S5 | DC DC CONVERTER 5V 50W | 13 - Immediate | $123.87 | View Details |
![]() | ![]() | VHB50W-Q48-S24 | DC DC CONVERTER 24V 50W | 0 - Immediate | $126.35 | View Details |
![]() | ![]() | VHB50W-Q48-S48 | DC DC CONVERTER 48V 50W | 0 - Immediate | $115.24 | View Details |
![]() | ![]() | VHB50W-Q48-S3R3 | DC DC CONVERTER 3.3V 50W | 0 - Immediate | $115.24 | View Details |
![]() | ![]() | VHB50W-Q48-S5 | DC DC CONVERTER 5V 50W | 0 - Immediate | $115.24 | View Details |
![]() | ![]() | VHB50W-Q48-S28 | DC DC CONVERTER 28V 50W | 0 - Immediate | $115.24 | View Details |
![]() | VHB50W-Q24-S24N | CONVERTER DC/DC 50W 24V 2.08A | 0 - Immediate | $115.24 | View Details | |
![]() | VHB50W-Q48-S24N | DC DC CONVERTER | 0 - Immediate | $115.24 | View Details | |
![]() | ![]() | VHB50W-Q24-S3R3 | DC DC CONVERTER 3.3V 50W | 0 - Immediate | $115.24 | 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 | 55 - Immediate | $118.15 | View Details |
![]() | ![]() | VHB75W-Q24-S48 | DC DC CONVERTER 48V 75W | 144 - Immediate | $118.15 | View Details |
![]() | ![]() | VHB75W-Q48-S24 | DC DC CONVERTER 24V 75W | 91 - Immediate | $118.15 | View Details |
![]() | ![]() | VHB75W-Q48-S12 | DC DC CONVERTER 12V 75W | 140 - Immediate | $118.15 | View Details |
![]() | ![]() | VHB75W-Q48-S48 | DC DC CONVERTER 48V 75W | 35 - Immediate | $118.15 | View Details |
![]() | ![]() | VHB75W-Q24-S5 | DC DC CONVERTER 5V 75W | 59 - Immediate | $118.15 | View Details |
![]() | ![]() | VHB75W-Q24-S24 | DC DC CONVERTER 24V 75W | 5 - Immediate | $118.15 | View Details |
![]() | ![]() | VHB75W-Q24-S15 | DC DC CONVERTER 15V 75W | 2 - Immediate | $118.15 | View Details |
![]() | ![]() | VHB75W-Q48-S5 | DC DC CONVERTER 5V 75W | 22 - Immediate | $118.15 | View Details |
![]() | ![]() | VHB75W-Q48-S15 | DC DC CONVERTER 15V 75W | 2 - Immediate | $118.15 | View Details |
![]() | ![]() | VHB75W-Q24-S3R3 | DC DC CONVERTER 3.3V 50W | 0 - Immediate | $107.60 | View Details |
![]() | ![]() | VHB75W-Q48-S3R3 | CONVERTER DC/DC 75W 3.3V 15A | 0 - Immediate | $107.60 | View Details |
![]() | VHB75W-Q48-S12N | DC DC CONVERTER | 0 - Immediate | $107.60 | 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 | $199.64 | View Details |
![]() | ![]() | VHK100W-Q48-S24 | DC/DC CONVERTER 24V 100W | 62 - Immediate | $199.64 | View Details |
![]() | ![]() | VHK100W-Q24-S28 | DC/DC CONVERTER 28V 100W | 56 - Immediate | $199.64 | View Details |
![]() | ![]() | VHK100W-Q24-S48 | DC/DC CONVERTER 48V 100W | 27 - Immediate | $199.64 | View Details |
![]() | ![]() | VHK100W-Q24-S5 | DC/DC CONVERTER 5V 100W | 77 - Immediate | $206.12 | View Details |
![]() | ![]() | VHK100W-Q48-S12 | DC/DC CONVERTER 12V 100W | 7 - Immediate | $199.64 | View Details |
![]() | ![]() | VHK100W-Q48-S15 | DC/DC CONVERTER 15V 100W | 0 - Immediate | $199.64 | View Details |
![]() | ![]() | VHK100W-Q48-S48 | DC/DC CONVERTER 48V 100W | 1 - Immediate | $199.64 | View Details |
![]() | ![]() | VHK100W-Q24-S12 | DC/DC CONVERTER 12V 100W | 0 - Immediate | $183.97 | View Details |
![]() | ![]() | VHK100W-Q24-S15 | DC/DC CONVERTER 15V 100W | 0 - Immediate | $183.97 | View Details |
![]() | ![]() | VHK100W-Q48-S28 | DC/DC CONVERTER 28V 100W | 0 - Immediate | $183.97 | View Details |
![]() | ![]() | VHK100W-Q48-S5 | DC/DC CONVERTER 5V 100W | 0 - Immediate | $190.07 | View Details |
![]() | ![]() | VHK100W-Q24-S3R3 | DC/DC CONVERTER 3.3V 100W | 0 - Immediate | $190.07 | View Details |
![]() | ![]() | VHK100W-Q48-S3R3 | DC/DC CONVERTER 3.3V 100W | 0 - Immediate | $190.07 | 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 | $315.01 | View Details |
![]() | ![]() | VHK150W-Q24-S12 | DC/DC CONVERTER 12V 150W | 366 - Immediate | $315.01 | View Details |
![]() | ![]() | VHK150W-Q48-S24 | DC/DC CONVERTER 24V 150W | 46 - Immediate | $315.01 | View Details |
![]() | ![]() | VHK150W-Q48-S12 | DC/DC CONVERTER 12V 150W | 33 - Immediate | $315.01 | View Details |
![]() | ![]() | VHK150W-Q24-S48 | DC/DC CONVERTER 48V 150W | 27 - Immediate | $315.01 | View Details |
![]() | ![]() | VHK150W-Q24-S15 | DC/DC CONVERTER 15V 150W | 0 - Immediate | $293.26 | View Details |
![]() | ![]() | VHK150W-Q24-S28 | DC/DC CONVERTER 28V 151W | 0 - Immediate | $293.26 | View Details |
![]() | ![]() | VHK150W-Q24-S5 | DC/DC CONVERTER 5V 125W | 0 - Immediate | $293.26 | View Details |
![]() | ![]() | VHK150W-Q48-S15 | DC/DC CONVERTER 15V 150W | 0 - Immediate | $293.26 | View Details |
![]() | ![]() | VHK150W-Q48-S5 | DC/DC CONVERTER 5V 125W | 0 - Immediate | $293.26 | View Details |
![]() | ![]() | VHK150W-Q48-S48 | DC/DC CONVERTER 48V 150W | 0 - Immediate | $293.26 | 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 | $299.61 | View Details |
![]() | ![]() | VHK200W-Q24-S12 | DC/DC CONVERTER 12V 200W | 42 - Immediate | $299.61 | View Details |
![]() | ![]() | VHK200W-Q48-S24 | DC/DC CONVERTER 24V 200W | 3072 - Immediate | $305.61 | View Details |
![]() | ![]() | VHK200W-Q24-S24 | DC/DC CONVERTER 24V 200W | 205 - Immediate | $305.61 | View Details |
![]() | ![]() | VHK200W-Q48-S12 | DC/DC CONVERTER 12V 200W | 131 - Immediate | $305.61 | View Details |
![]() | ![]() | VHK200W-Q48-S48 | DC/DC CONVERTER 48V 200W | 208 - Immediate | $305.61 | View Details |
![]() | ![]() | VHK200W-Q48-S28 | DC/DC CONVERTER 28V 200W | 4 - Immediate | $305.61 | View Details |
![]() | ![]() | VHK200W-Q24-S48 | DC/DC CONVERTER 48V 200W | 5 - Immediate | $299.61 | View Details |
![]() | ![]() | VHK200W-Q24-S15 | DC/DC CONVERTER 15V 200W | 0 - Immediate | $305.61 | View Details |
![]() | ![]() | VHK200W-Q48-S15 | DC/DC CONVERTER 15V 200W | 0 - Immediate | $284.31 | 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 | 40 - Immediate | $169.38 | View Details |
![]() | ![]() | VHK50W-Q24-S5 | DC/DC CONVERTER 5V 50W | 50 - Immediate | $169.38 | View Details |
![]() | ![]() | VHK50W-Q48-S12 | DC/DC CONVERTER 12V 50W | 211 - Immediate | $169.38 | View Details |
![]() | ![]() | VHK50W-Q24-S48 | DC/DC CONVERTER 48V 50W | 93 - Immediate | $169.38 | View Details |
![]() | ![]() | VHK50W-Q24-S15 | DC/DC CONVERTER 15V 50W | 36 - Immediate | $169.38 | View Details |
![]() | ![]() | VHK50W-Q24-S12 | DC/DC CONVERTER 12V 50W | 45 - Immediate | $166.06 | View Details |
![]() | ![]() | VHK50W-Q48-S24 | DC/DC CONVERTER 24V 50W | 25 - Immediate | $169.38 | View Details |
![]() | ![]() | VHK50W-Q48-S5 | DC/DC CONVERTER 5V 50W | 13 - Immediate | $169.38 | View Details |
![]() | ![]() | VHK50W-Q48-S48 | DC/DC CONVERTER 48V 50W | 0 - Immediate | $155.51 | View Details |
![]() | ![]() | VHK50W-Q24-S3R3 | DC/DC CONVERTER 3.3V 50W | 0 - Immediate | $155.51 | View Details |
![]() | ![]() | VHK50W-Q48-S3R3 | DC/DC CONVERTER 3.3V 50W | 0 - Immediate | $155.51 | View Details |
![]() | ![]() | VHK50W-Q48-S15 | DC/DC CONVERTER 15V 50W | 0 - Immediate | $155.51 | View Details |
![]() | ![]() | VHK50W-Q24-S28 | DC/DC CONVERTER 28V 50W | 0 - Immediate | $155.51 | View Details |
![]() | ![]() | VHK50W-Q48-S28 | DC/DC CONVERTER 28V 50W | 0 - Immediate | $155.51 | 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 | $202.90 | View Details |
![]() | ![]() | VHK75W-Q48-S24 | DC/DC CONVERTER 24V 75W | 27 - Immediate | $198.92 | View Details |
![]() | ![]() | VHK75W-Q48-S12 | DC/DC CONVERTER 12V 75W | 22 - Immediate | $202.90 | View Details |
![]() | ![]() | VHK75W-Q24-S24 | DC/DC CONVERTER 24V 75W | 16 - Immediate | $202.90 | View Details |
![]() | ![]() | VHK75W-Q24-S12 | DC/DC CONVERTER 12V 75W | 2 - Immediate | $202.90 | View Details |
![]() | ![]() | VHK75W-Q48-S48 | DC/DC CONVERTER 48V 75W | 0 - Immediate | $187.03 | View Details |
![]() | ![]() | VHK75W-Q48-S5 | DC/DC CONVERTER 5V 75W | 0 - Immediate | $187.03 | View Details |
![]() | ![]() | VHK75W-Q48-S3R3 | DC/DC CONVERTER 3.3V 75W | 0 - Immediate | $187.03 | View Details |
![]() | ![]() | VHK75W-Q24-S48 | DC/DC CONVERTER 48V 75W | 0 - Immediate | $187.03 | View Details |
![]() | ![]() | VHK75W-Q48-S15 | DC/DC CONVERTER 15V 75W | 0 - Immediate | $187.03 | View Details |
![]() | ![]() | VHK75W-Q24-S15 | DC/DC CONVERTER 15V 75W | 0 - Immediate | $187.03 | View Details |
![]() | ![]() | VHK75W-Q24-S3R3 | DC/DC CONVERTER 3.3V 50W | 0 - Immediate | $187.03 | View Details |
































