The ESST040W-0900-42 is a high-performance constant current LED driver part of the ESS/ESST series by ERP Power. It provides a maximum output power of 37.8W with a fixed current of 900mA and an output voltage range of 24 to 42 Vdc. The driver features universal AC input (120-277 Vac) and supports tri-mode dimming, which is compatible with TRIAC, ELV, and 0-10V dimmers. It is housed in a thermally enhanced, IP66-rated plastic case suitable for commercial and architectural lighting applications. Built-in protections include short-circuit, over-current, over-temperature, and output open load conditions.
| Emi |
FCC CFR Title 47 Part 15 Class B (120 Vac) and Class A (277 Vac) |
| THD |
< 20% |
| Width |
40mm |
| Height |
27mm |
| Length |
84mm |
| IP Rating |
IP66 |
| Efficiency |
87% |
| Power Factor |
> 0.9 |
| Input Voltage |
120 - 277Vac |
| Safety Agency |
UL Class 2, cRUus, CE |
| Dimming Method |
Tri-Mode Dimming (TRIAC, ELV, and 0-10V) |
| Output Current |
900mA |
| Output Power (Max) |
37.8W |
| Max Case Temperature |
90°C |
| Output Voltage Range |
24 - 42Vdc |
| Environmental/standard |
ENERGY STAR, DLC, CA Title 24 |