Industrial DIN-rail power supply TRENDnet TI-S12048 (v1.0R)

Technical specifications

Hardware version

v1.0R; TRENDnet identifies packaged supply as Mean Well SDR-120-48

Power supply

Input 100–240 V AC, 50/60 Hz, 1.8 A; 125–370 V DC input also stated; DC input current not specified

Power output

48 V DC, 2.5 A, 120 W nominal; temperature derating curve and output adjustment range not supplied; not a guaranteed 120 W downstream PoE budget

Peak load

150% peak load capacity stated; duration and duty cycle not supplied; not continuous output

Efficiency

91% stated; input/load test condition not specified; active PFC PF > 0.93 with conditions unstated

Protection functions

Short circuit, overload, overvoltage and overtemperature; shutdown and repower recovery; no IP rating stated

Cooling

Free air convection; metal enclosure; DIN rail TS-35/7.5 or TS-35/15

Alarm relay

DC OK relay contact; contact rating and thresholds not specified

Operating temperature

-25 to +70 °C; full-load capability over entire range not established

Operating humidity

Maximum 95%; non-condensing

MTBF

2,899,000 hours stated; calculation standard and conditions not provided; not service-life guarantee

Dimensions

40 × 125 × 114 mm; axes not specified

Weight

670 g

Package contents

TI-S12048 (Mean Well SDR-120-48); no switch or external accessories stated

Lifecycle

Official V1 page explicitly discontinued; replaced by V2, a separate 150 W revision with adjustable output; substitution and application compatibility require review.

Documents / datasheets

Source reviewed: 2026-10-09

Description

Industrial DIN-rail power supply for engineering selection. Check the manufacturer's documentation for the ordered variant, options and installation conditions.