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| PartNumber | ESP040W-0850-42 | ESP040E-0900-42 | ESP040E-0800-42 |
| Description | LED Power Supplies 120-277 Vac, 87% eff., Rectangular Plastic Case, Forward/Reverse Phase & 0-10V dimming, 1-100% dim range, 35.7 W max, 850 mA Iout, 42 V max Vout | LED Power Supplies 220 to 240 Vac, 87% efficiency, Rectangular Plastic Case, Reverse Phase & 0-10V dimming, 1-100% dimming range, 37.8 W max, 900 mA Iout, 42 V max Vout | LED Power Supplies 220 to 240 Vac, 87% efficiency, Rectangular Plastic Case, Reverse Phase & 0-10V dimming, 1-100% dimming range, 42.0 W max, 800 mA Iout, 42 V max Vout |
| Manufacturer | ERP Power | ERP Power | ERP Power |
| Product Category | LED Power Supplies | LED Power Supplies | LED Power Supplies |
| RoHS | Y | Y | Y |
| Operation Mode | Constant Current (CC) | Constant Current (CC) | Constant Current (CC) |
| Output Current Channel 1 | 850 mA | 900 mA | 800 mA |
| Output Voltage Channel 1 | 42 VDC | 42 VDC | 42 VDC |
| Output Power | 35.7 W | 37.8 W | 33.6 W |
| Input Voltage | 120 VAC to 277 VAC | 220 VAC to 240 VAC | 220 VAC to 240 VAC |
| Dimming | With Dimming | With Dimming | With Dimming |
| Number of Outputs | 1 Output | 1 Output | 1 Output |
| Mounting Style | Chassis Mount | Chassis Mount | Chassis Mount |
| Industry | Commercial | Commercial | Commercial |
| Series | ESP | ESP | ESP |
| Open Frame/Enclosed | Enclosed | Enclosed | Enclosed |
| Brand | ERP | ERP | ERP |
| Product Type | LED Power Supplies | LED Power Supplies | LED Power Supplies |
| Factory Pack Quantity | 50 | 50 | 50 |
| Subcategory | AC-DC Power Supply | AC-DC Power Supply | AC-DC Power Supply |
| Length | - | 87 mm | 87 mm |
| Width | - | 60 mm | 60 mm |
| Height | - | 27.2 mm | 27.2 mm |
| IP Rating | - | IP64 | IP64 |
| Packaging | - | Bulk | Bulk |