System Technology, Inc., offers maintenance-free, low cost 24 Vdc powered roller conveyors that allow multiple options for accumulating product, require fewer spare parts, accomodate plug and play controls, and use less power (71% energy saving compared to a conventional 480 volt motor system), according to the company. 
1.9-in. Roller:
·         Drive: 1.9-in. diameter powered rollers
·         Motor: 24v DC
·         Controls: Drive cards and zone photo-eyes mounted under conveyor frame
·         Speed: Variable from 20 to 190 FPM
·         Bed: 18-in.  wide roller bed with 1.9-in.  dia. x 16 gauge galvanized steel rollers spaced on 3-in.  centers with 7/16-in.  hex, spring loaded axles, abec-1 bearings
·         Supports: Floor or ceiling supported
·         Guard rail: Angle type “A” (facing inward) both sides
·         Zones: Up to 36-in.  zone length on a single motor
·         Finish: All normally painted parts are powder painted grey. Stainless steel option available.
1.38-in.  Roller:
·         Drive: 1.9-in.  diameter powered rollers.
·         Motor: 24v DC
·         Controls: Drive cards and zone photo-eyes mounted above conveyor frame
·         Speed: Variable from 20 to 190 FPM
·         Bed: 18-in.  wide roller bed with 1.38-in. diameter x 16 gauge galvanized steel rollers spaced on 1.5-in. centers with 7/16-in. hex, spring loaded axles, abec-1 bearings
·         Supports: Floor or ceiling supports
·         Guard rail: Angle type “A” (facing inward) both sides
·         Zones: Up to 36-in. zone length on a single motor
·         Finish: All normally painted parts are powder painted grey. Stainless steel option available.
·         Power supply: 480v-3ph-60hz power supplies included