| ENERGY STAR Partner |
| Optoma Corporation |
Optoma Corporation |
| Product Category |
| Displays |
Displays |
| Type |
| Signage Display |
Signage Display |
| Brand Name |
| Optoma |
Optoma |
| Model Name |
| STUGRK |
5653RK |
| Model Number |
| 3751RK |
ULUSRK |
| Date Available On Market |
| October 1, 2020 |
February 1, 2024 |
| Date Certified |
| September 24, 2020 |
December 7, 2023 |
| Markets |
| United States |
United States, Switzerland, Taiwan, Japan, Canada |
| CB Model Identifier |
| ES_1145091_3751RK_09252020094214_5130812 |
ES_1145091_ULUSRK_12082023091638_6582531 |
| Meets ENERGY STAR Most Efficient 2024 Criteria |
| No |
No |
| Product Type |
| Signage Display |
Signage Display |
| Panel Type |
| VA LCD |
VA LCD |
| Native Resolution (pixels) |
| 3840 x 2160 |
3840 x 2160 |
| Total Native Resolution (megapixels) |
| 8 |
8.3 |
| Screen Size |
| 74.5 inches / 189.23 cm |
64.5 inches / 163.83 cm |
| Screen Area (square inches) |
| 2374.38 inches / 6030.93 cm |
1779.11 inches / 4518.94 cm |
| Model Features |
| Touch Screen,Built-In Speakers |
Touch Screen,USB-C,Built-In Speakers |
| Features Enabled in Default On Mode |
| Touch Screen,Built-In Speakers |
Touch Screen,Built-In Speakers |
| Features Enabled in Default Sleep Mode |
| None |
Full Network Connectivity |
| Signal or Data Interfaces |
| VGA,RS232,RJ45,Other,Display,HDMI,USB |
RS232,RJ45,Other,Display,HDMI,USB |
| Power Source |
| Ac to dc internal power supply |
Ac to dc internal power supply |
| On Mode Power (watts) |
| 143 |
117.18 |
| Maximum On Mode Power Limit for Signage Certification (watts) |
| 160 |
129.48 |
| Sleep Mode Power (watts) |
| 0 |
0.62 |
| Maximum Sleep Mode Power Limit for Signage Certification (watts) |
| 1 |
3.5 |
| Off Mode Power (watts) |
| 0 |
0.01 |
| Maximum Luminance (candelas per square meter) |
| 370 |
400 |
| Enhanced-Performance Display? |
| No |
No |
| Color Spaces Supported |
| None |
None |
| High Dynamic Range (HDR) |
| N/A |
N/A |
| Display Contrast Ratio at 0 deg. Horiz. Viewing Angle |
| 4,000 |
4000 |
| USB-C with Power Delivery Supported |
| No |
Yes |
| Tiled Display System |
| No |
No |
