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Conduction & Baseplate Cooled DC-DC Converters for Compact & Fanless Applications
Relec Electronics supplies a wide range of baseplate cooled DC-DC power supplies, specifically designed for environments where space is limited and forced-air cooling is not possible. These fanless DC-DC converters are fully enclosed and operate efficiently within sealed enclosures, ensuring reliable performance in demanding conditions.
Our portfolio covers power ratings from 40W to 3000W, with operating baseplate temperatures ranging from -40°C to 100°C or 105°C depending on the model. Each DC-DC converter with baseplate cooling includes essential protections such as:
- Input under-voltage
- Output short circuit
- Over-temperature protection
All models also feature remote on/off control and output voltage trimming for easy integration and flexibility.
Ideal for Harsh and Compact Applications
These low-profile conduction or baseplate cooled DC-DC converters are well-suited for:
- Electric and autonomous vehicles
- Railway systems
- Telecommunication infrastructure
- Battery-operated equipment
Relec’s technical team works closely with customers to specify the most appropriate solution based on input voltage conditions, baseplate cooling capacity, and system load requirements.
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At Relec Electronics, we believe “Standard is Just the Beginning.” Contact our expert team today.
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ECB40W18-ECRT/EDRT Series
Input: 10-160Vdc
Outputs: 5V to 54Vdc
Power: 40 Watt
Tamb: -40°C to +95°C
Dims: 143 x 65 x 39.1mm
EN 55032, EN 55035, EN 50155, EN 45545-2 Compliant -
CQB50W12-CMFC(D) Series
Input:14 to 160V dc
Outputs: 5V to 48V dc
Power: 50 Watt
Tamb: -40°C to +100°C
Dims: 117 x 63 x 34mm
3000V dc isolation -
CHB50W Series
Input: 9-36V or 18-75V dc
Outputs: 3V to 48V dc
Power: 50 Watt
Tamb: -40°C to +100°C
Dims: Half Brick
UL / CE EN60950 Approved -
CQB50W12 Series
Input:14 to 160V dc
Outputs: 5V to 48V dc
Power: 50 Watt
Tamb: -40°C to +100°C
Dims: Quarter Brick
3000V dc isolation -
CQB60W-110S Series
Input: 43 to 160V dc
Outputs: 5V to 48V dc
Power: 60 Watt
Tamb: -40°C to +100°C
Dims: Quarter Brick
3000V dc isolation -
CQB75W8 Series
Input: 9 to 75V dc
Outputs: 12V to 48V dc
Power: 75 Watt
Tamb: -40°C to +105°C
Dims: Quarter Brick
3000V ac isolation -
CQB75-300S Series
Input: 180 to 425V dc
Outputs: 5V to 48V dc
Power: 75 Watt
Tamb: -40°C to +105°C
Dims: Quarter Brick
3000V AC Reinforced Isolation -
CQB100-110S Series
Input: 43 to 160V dc
Outputs: 5V to 24V dc
Power: 100 Watt
Tamb: -40°C to +100°C
Dims: Quarter Brick
3000V dc isolation -
CHB100W Series
Input: 9-36V or 18-75V dc
Outputs: 3V to 48V dc
Power:100 Watt
Tamb: -40°C to +100°C
Dims: Half Brick
UL / CE EN60950 Approved -
CHB100-110S Series
Input: 66 to 160V dc
Outputs: 5V to 48V dc
Power: 100 Watt
Tamb: -40°C to +100°C
Dims: Half Brick
3000Vrms isolation
UL / CE EN62368 Approved -
S Series (dc)
Input: Wide input (4:1)
Outputs 5 to 48V
Power: 100 Watt
Tamb: -40 to +71°C
Dims: 168 x 111 x 60mm (3U x 12TE)
UL / CE EN60950 Approved
5 year warranty
Made in Slovakia -
EBM Series
Input: 9 - 160VDC
Outputs: 5 - 24VDC
Power: 100-120 Watt
Tamb: -40°C to +85°C
Dims: 1/8th Brick
High Efficiency up to 92%
Made in USA -
CQB100W Series
Input: 9-36V or 18-75V dc
Outputs: 3V to 48V dc
Power: 100 Watt
Tamb: -40°C to +100°C
Dims: Quarter Brick
1500V dc Isolation
Safety Meets IEC/EN/UL 62368-1 -
CQB150-110S Series
Input: 43 to 160V dc
Outputs: 5V to 48V dc
Power: 150 Watt
Tamb: -40°C to +100°C
Dims: Quarter Brick
3000V dc isolation -
CQB150W Series
Input: 9-36V or 18-75V dc
Outputs: 3V to 48V dc
Power: 150 Watt
Tamb: -40°C to +100°C
Dims: Quarter Brick
2250V dc Isolation -
CHB150W12 Series
Input: 14 to 160V dc
Outputs: 5V to 48V dc
Power: 150 Watt
Tamb: -40°C to +100°C
Dims: Half Brick
3000Vac isolation -
K Series (DC)
Input: Wide input (4:1)
Outputs: 5 to 48V
Power: 150 Watt
Tamb: -40 to +71°C
Dims: 168 x 111 x 80mm (3U x 16TE)
UL / CE EN60950 Approved
5 year warranty
Made in Slovakia -
CHB150W8 Series
Input: 9 to 75V dc
Outputs: 12V to 48V dc
Power: 150 Watt
Tamb: -40°C to +100°C
Dims: Half Brick
1500Vdc isolation -
CQB150-300S Series
Input: 180 to 425V dc
Outputs: 5V to 48V dc
Power: 150 Watt
Tamb: -40°C to +100°C
Dims: Quarter Brick
3000V ac reinforced isolation
EN/UL62368-1 Approved -
CHB200W-110S Series
Input: 43 to 160V dc
Outputs: 5V to 48V dc
Power: 200 Watt
Tamb: -40°C to +100°C
Dims: Half Brick
3000V dc isolation -
CHB200W12-72S-CMFD Series
Input: 14 to 160Vdc
Outputs: 12V to 48Vdc
Power: 200 Watt
Tamb: -40°C to +95°C
Dims: Half Brick
UL62368-1, EN50155 & EN45545 Compliant -
CHB200W Series
Input: 9-36V or 18-75V dc
Outputs: 3V to 48V dc
Power: 200 Watt
Tamb: -40°C to +100°C
Dims: Half Brick
UL / CE EN60950 Approved -
CHB200W12 Series
Input: 14 to 160V DC
Outputs: 12V to 48V DC
Power: 200 Watt
Tamb: -40°C to +100°C
Dims: Half Brick
3000Vac Isolation -
LPE Series
Input: 35-60Vdc
Outputs: 12Vdc
Power: 240 Watt
Temp: -20°C to +105°C
Size: 78.7 x 119.3 x 39.9mm
UL/CUL/CB 62368-1 Approved
Made in USA -
QMW Series
Input: 9-36V
Outputs: 12V dc
Power: 250 Watt
Tamb: -40°C to +105°C
Dims: Quarter Brick
2250V dc Isolation
Made in USA -
CHB300-300S Series
Input: 180 to 425V dc
Outputs: 5V to 48V dc
Power: 300 Watt
Tamb: -40°C to +100°C
Dims: Half Brick
3000V ac reinforced isolation
Safety Meets IEC/EN/UL 62368-1 -
CHB300W Series
Input: 9-36V or 18-75V dc
Outputs: 5V to 48V dc
Power: 300 Watt
Tamb: -40°C to +100°C
Dims: Half Brick
IEC/EN/UL 62368-1 Approval -
CHB300-110S Series
Input: 43 to 160V dc
Outputs: 5V to 48V dc
Power: 300 Watt
Tamb: -40°C to +100°C
Dims: Half Brick
3000V dc isolation -
VCCR300 Series
Input: 33.6-160Vdc
Outputs: 12 to 48Vdc
Power: 300 Watt
Tamb: -40°C to +70°C
Dims: 188.7 x 116.8 x 25.4 mm
(IEC/UL62368-1 3RD Edition, EN50121-3-2, EN55035 and EN55032 class B Approved
5 Year warranty -
MTW Series
Input: 9-36V
Outputs: 12V to 28V dc
Power: 360 Watt
Tamb: -40°C to +105°C
Dims: Half Brick
2250V dc Isolation
Made in USA -
CFM400S Series
Input: 80-264Vac
Outputs: 12V to 54V
Power: 400 Watt
Tamb: -40°C to +85°C
Dims: 5" x 3" x 1.54"
IEC/EN/UL 62368-1 Approved -
MXW Series
Input: 9-36V
Outputs: 12V to 28V dc
Power: 500 Watt
Tamb: -40°C to +105°C
Dims: Half Brick
2250V dc Isolation
Made in USA -
CFB600-300S Series
Input: 180 to 425V DC
Outputs: 12V to 48V DC
Power: 600 Watt
Tamb: -40°C to +100°C
Dims: Full Brick
3000V AC Reinforced Isolation
Safety Meets IEC/EN/UL 62368-1 -
CFB600W-110SXX-CMFD Series
Input: 43 to 160V DC
Outputs: 12V to 48V DC
Power: 600 Watt
Tamb: -40°C to +100°C
Dims: 240 x 110 x 42 mm
Safety Meets IEC/EN/UL 60950-1
Baseplate Cooled -
ADQ700 Series
Input: 40 - 60 Vdc
Output: 12Vdc
Power: 700 Watts
Temp: -40 to 85˚C
Dims: 58.4x36.8x13.6mm (2.3 x 1.45 x 0.5")
UL / CE Approved
2 Years Warranty -
CFB750-300S Series
Input: 200 to 425V DC
Outputs: 12V to 48V DC
Power: 750 Watt
Tamb: -40°C to +85°C
Dims: 4.60×2.40x0.50 inches
Fully Isolated 3000VAC
Safety Meets IEC/EN/UL 62368-1 -
BCE Series
Input: 32-63.2 VDC (High Side), 9-16 VDC (Low Side)
Outputs: 6-16 VDC (Low Side)
Power: 750 Watt
Temp: -40°C to +100°C
Material: IP67
Size: 123 x 177 x 44.5 mm -
FXW Series
Input: 9-36V
Outputs: 12V to 53V dc
Power: 1000 Watt
Tamb: -40°C to +105°C
Dims: Full Brick
2250V dc Isolation
Made in USA -
FXP Series
Input: 9-36V
Outputs: 12V to 53V dc
Power: 1000 Watt
Tamb: -40°C to +105°C
Dims: Full Brick
2250V dc Isolation
Parallel operation up to 2.8kW
Made in USA -
MBH Series
Input: 10-16V
Outputs: 28V dc
Power: 1000-2100 Watt
Tamb: -40°C to +95°C
Dims: 9.0" x 6.5" x 1.25"
Efficiency 97%
Made in USA -
BCA Series
Input: 7-18V DC & 24-58V DC
Outputs: 12-14V Buck Mode / 48V Boost mode
Power: 1500-3000 Watt
Temp: -40°C to +100°C
Size: 141.7 x 148.6 x 27.7mm / 220 x 154 x 25.6mm
Made in USA
LET’S MAKE THIS EASY. CALL 01929 555 700
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