ERA Transpac LS324 DC Power Supply 32VDC 4A 115VAC Input Benchtop w/ Sense

ERA Transpac LS324 DC Power Supply 32VDC 4A 115VAC Input Benchtop w/ Sense

The ERA Transpac LS324 is a fixed-output DC linear power supply manufactured by ERA Transpac Corp of Moonachie, New Jersey. It delivers a regulated 32VDC output at up to 4A from a 115VAC input, housed in a compact black anodized aluminum chassis with a large finned passive heatsink. The screw terminal block on the bottom provides both power output terminals and remote Sense terminals (R− and R+) for compensating voltage drop on long leads to remotely located loads.

Specifications & What's Included

• Model: LS324
• Manufacturer: ERA Transpac Corp, Moonachie, NJ
• Input Voltage: 115VAC
• Output Voltage: 32VDC (fixed)
• Output Current: 4A
• Number of Outputs: 1
• Output Type: Fixed regulated DC
• Terminal Block Labels: HI AC, LO AC, GND, R−, −, +, R+
• Sense Terminals: Yes — R− and R+ remote sense terminals for remote load regulation
• Cooling: Passive finned aluminum heatsink (no internal fan)
• Enclosure: Black anodized aluminum chassis, box construction
• Form Factor: Benchtop / desktop
• Country of Manufacture: United States
• Unit only — no power cord or accessories observed in photos

Applications

Linear DC bench power supplies of this type were standard equipment in electronics labs, production test benches, and industrial control applications from the 1960s through the 1980s. The LS324's 32VDC fixed output and 4A capacity make it suited to powering electronic assemblies, relay and solenoid circuits, small motors, and instrumentation loads that require a stable unregulated or lightly regulated DC voltage rail. The inclusion of remote Sense terminals — labeled R− and R+ on the terminal block — allows the supply to compensate for resistive voltage drop in long wiring runs to the load, a common requirement in rack-mounted and panel-wired industrial installations. ERA Transpac Corp was a US manufacturer of linear power conversion equipment; the Transpac product line covered a range of fixed and adjustable DC outputs for OEM and lab use. Units like this are still sought by technicians maintaining vintage electronic equipment, hobbyists, and lab users who prefer robust linear supplies over switching-mode alternatives for noise-sensitive applications.