The PREM Standard Series continues to deliver trusted, proven PCB-mount transformer solutions for industrial, commercial, and control applications. The series is built around two versatile product families: SPW-S / SPW-D Series and SLP Series.

These transformers offer dependable performance, long service life, and consistent electrical characteristics that OEMs have relied on for decades.

⚡ SPW-S / SPW-D Series Key Features

• Standard profile PCB-mounted design
• Single-primary (SPW-S) or dual-primary 115/230 V (SPW-D)
• Secondary options from 5 V to 120 V
• VA ratings from low power to mid-range
• 2500 Vrms isolation across most models
• UL/cUL 5085-2 recognized (most units)
• Class B (130°C) insulation

Ideal For:

• Industrial controls
• Signal and logic circuits
• Power distribution on PCB boards
• HVAC and building automation
• Small power applications where reliability is critical

⚡ SLP Series Key Features

• 24 V input, 60 Hz
• Secondary voltages from 5 V to 28 V
• Compact PCB-friendly footprint
• High isolation performance
• Class B 130°C insulation (optional 200°C in some variants)
• Stable output and excellent temperature stability

Ideal For:

• Low-voltage industrial controls
• Embedded logic systems
• 24-V powered automation equipment
• Building and environmental controls

🔹 Applications

• PCB-Based Control Boards – compact control and automation systems
• Industrial Electronics – powering sensors, relays, and instrumentation circuits
• Embedded Systems – reliable power for small electronic modules and OEM devices
• Signal Processing Equipment – maintains performance in sensitive analog/digital circuits
• Power Supplies – integration into custom or standard power supply designs