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 12V 5A-150A step-down DC-DC Converter from Daygreen for vehicle, marine, telecom and off-grid systems. 16 catalogue models, 60–1800 W. Customised voltages and currents are available on request.
Key data: input voltage 18-60V / 30-60V; output voltage 12V; output current 5–150 A; output power 60–1800 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 voltage18-60V / 30-60V
Output voltage12V
Output current5–150 A
Output power60–1800 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 |
|---|---|---|---|---|---|---|---|---|---|---|
| B05-234-12 | 18-60V | 12V | 5A | 60W | 95% | <60MA | 66*59*23 | 140g | 2-year | See figure 3 |
| DN481 | 30-60V | 12V | 10A | 120W | 95% | <60MA | 74*40*17.5 | 55g | 2-year | See figure 2 |
| B10-3648-12A | 30-60V | 12V | 10A | 120W | 95% | <60MA | 74*74*31 | 265g | 2-year | See figure 4 |
| B20-3648-12A | 30-60V | 12V | 20A | 240W | 95% | <60MA | 74*74*31 | 280g | 2-year | See figure 4 |
| B25-3648-12 | 30-60V | 12V | 25A | 300W | 95% | <60MA | 74*74*31 | 285g | 2-year | See figure 4 |
| B30-3648-12A | 30-60V | 12V | 30A | 360W | 95% | <60MA | 100*80*38 | 515g | 2-year | See figure 5 |
| DE4D12480W | 30-60V | 12V | 40A | 480W | 95% | <60MA | 118*80*28 | 485g | 2-year | See figure 10 |
| A4D12C40 | 30-60V | 12V | 40A | 480W | 95% | <60MA | 100*113*35 | 690g | 3-year | See figure 20 |
| B50-3648-12 | 30-60V | 12V | 50A | 600W | 95% | <60MA | 150*127*63 | 1685g | 2-year | See figure 14 |
| B60-3648-12 | 30-60V | 12V | 60A | 720W | 95% | <60MA | 150*127*63 | 1705g | 2-year | See figure 14 |
| A4D12C80 | 30-60V | 12V | 80A | 960W | 95% | <60MA | 220*130*50 | 2385g | 3-year | See figure 33 |
| A4D12C100 | 30-60V | 12V | 100A | 1200W | 95% | <60MA | 220*130*50 | 2385g | 3-year | See figure 33 |
| A4D12C150 | 30-60V | 12V | 150A | 1800W | 95% | <60MA | 220*156*65 | 3520g | 3-year | See figure 36 |
| A4D12C10J | 30-60V | 12V | 10A | 120W | 95% | <60MA | 73*56*22 | 150g | 3-year | See figure 8 |
| A4D12C20J | 30-60V | 12V | 20A | 240W | 95% | <60MA | 73*56*22 | 150g | 3-year | See figure 8 |
| A4D12C30J | 30-60V | 12V | 30A | 360W | 95% | <60MA | 118*80*28 | 485g | 3-year | See figure 9 |
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