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
8-40V to 19V 5A-20A step-up-down DC-DC Converter from Daygreen for vehicle, marine, telecom and off-grid systems. 5 catalogue models, 69–380 W. Customised voltages and currents are available on request.
Key data: input voltage 8-40V; output voltage 19V; output current 5–20 A; output power 69–380 W.
This record covers 5 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 voltage8-40V
Output voltage19V
Output current5–20 A
Output power69–380 W
Efficiency (as published)95%
No-load current (as published)<60MA
Warranty (as published)2-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 |
|---|---|---|---|---|---|---|---|---|---|---|
| B05-0840-19 | 8-40V | 19V | 5A | 69W | 95% | <60MA | 74*74*31 | 270g | 2-year | See figure 4 |
| B08-0840-19 | 8-40V | 19V | 8A | 152W | 95% | <60MA | 74*74*3 | 285g | 2-year | See figure 4 |
| B10-0840-19 | 8-40V | 19V | 10A | 190W | 95% | <60MA | 74*74*31 | 285g | 2-year | See figure 4 |
| B15-0840-19 | 8-40V | 19V | 15A | 285W | 95% | <60MA | Customised | |||
| B20-0840-19 | 8-40V | 19V | 20A | 380W | 95% | <60MA | Customised |
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