DaygreenDG-SU-12-19V
Daygreen 12V to 19V 5A-20A step-up DC-DC Converter
DC-DC step-up converter · 10-16V · 19V

Daygreen · DC-DC converters
Daygreen DC-DC converters · Power, drivers & controls. Specified, quoted and supplied by Project Supplies for commercial projects.
Confirm the specification and quotation before ordering.
Product introduction
36V/48V to 24V 3A-125A step-down DC-DC Converter from Daygreen for vehicle, marine, telecom and off-grid systems. 16 catalogue models, 72–3000 W. Customised voltages and currents are available on request.
Key data: input voltage 40-60V / 30-60V; output voltage 24V; output current 3–125 A; output power 72–3000 W.
This record covers 16 catalogue models; the full model table is listed below and in the specification sheet. Tell us the exact model in your RFQ.
Every order starts with an RFQ: we confirm the exact variant, options, lead time and commercial terms in an itemised quotation before anything is ordered.
Input voltage40-60V / 30-60V
Output voltage24V
Output current3–125 A
Output power72–3000 W
Efficiency (as published)95%
No-load current (as published)<60MA
Warranty (as published)2-year / 3-year
Specifications
Models & variants
Values as published by Daygreen. Name the exact model or variant in your RFQ.
| P/N | Input voltage | Output voltage | Output current | Output power | Efficiency | No-load current | Dimensions (mm) | Net weight | Warranty | Drawing |
|---|---|---|---|---|---|---|---|---|---|---|
| B03-48-24 | 40-60V | 24V | 3A | 72W | 95% | <60MA | 66*59*23 | 140g | 2-year | See figure 3 |
| B05-48-24 | 40-60V | 24V | 5A | 120W | 95% | <60MA | 66*59*23 | 140g | 2-year | See figure 3 |
| B10-3648-24 | 30-60V | 24V | 10A | 240W | 95% | <60MA | 74*74*31 | 260g | 2-year | See figure 4 |
| B15-3648-24A | 30-60V | 24V | 15A | 360W | 95% | <60MA | 74*74*31 | 280g | 2-year | See figure 4 |
| B20-3648-24A | 30-60V | 24V | 20A | 480W | 95% | <60MA | 74*74*31 | 280g | 2-year | See figure 4 |
| B15-3648-24 | 30-60V | 24V | 15A | 360W | 95% | <60MA | 100*80*38 | 500g | 2-year | See figure 5 |
| B20-3648-24 | 30-60V | 24V | 20A | 480W | 95% | <60MA | 100*80*38 | 500g | 2-year | See figure 5 |
| B25-3648-24 | 30-60V | 24V | 25A | 600W | 95% | <60MA | 100*80*38 | 500g | 2-year | See figure 5 |
| B30-3648-24 | 30-60V | 24V | 30A | 720W | 95% | <60MA | 100*80*38 | 500g | 2-year | See figure 5 |
| B40-3648-24 | 30-60V | 24V | 40A | 960W | 95% | <60MA | 150*127*63 | 1675g | 2-year | See figure 14 |
| B50-3648-24 | 30-60V | 24V | 50A | 1200W | 95% | <60MA | 220*127*63 | 2425g | 2-year | See figure 16 |
| B60-3648-24 | 30-60V | 24V | 60A | 1440W | 95% | <60MA | 220*127*63 | 2465g | 2-year | See figure 16 |
| A4D2440 | 30-60V | 24V | 40A | 960W | 95% | <60MA | 150*130*50 | 1565g | 3-year | See figure 22 |
| A4D2450 | 30-60V | 24V | 50A | 1200W | 95% | <60MA | 150*130*50 | 1565g | 3-year | See figure 22 |
| A4D2480 | 30-60V | 24V | 80A | 1920W | 95% | <60MA | 220*130*50 | 2380g | 3-year | See figure 30 |
| A4D24125 | 30-60V | 24V | 125A | 3000W | 95% | <60MA | 280*130*50 | 2670g | 3-year | See figure 40 |
Documents
Project Supplies specification sheet
Product image, key data, the full specification, the model table and document control — laid out for project submittals.
Open specification sheetTechnical source
Checked 2026-10-05. Manufacturer values are reference specifications; confirm the exact variant and installation requirements before approval.
View source