ISO-PUCK 1200 VA / 60Hz Medical Isolation Transformer
The ISO-PUCK 1200VA medical isolation transformer is one of the most popular sizes in the line, offering an excellent balance of power capacity, compact size, and medical-grade safety. Built with a toroidal core and electrostatic shielding plus built-in thermal protection, this model delivers reliable isolated power with low electromagnetic interference and strong leakage current performance.
Housed in a white polycarbonate enclosure, the IP1200/60 is widely used in dental offices, hospital patient care areas, and medical OEM equipment.
Key Specifications – ISO-PUCK 1200 VA / 60Hz
- Power Rating: 1200 VA / 10 A @ 60 Hz
- Input / Output Voltage: 120V primary and secondary (standard); fully customizable 120/240V, dual-primary, and international voltage configurations available
- Frequency: 60 Hz (50/60 Hz support available across the ISO-PUCK line)
- Enclosure: Polycarbonate, white – 7⅞” diameter × 3⅛” depth
- Weight: Approximately 20 lbs
- Thermal Protection: Built-in thermistor (SL22 7R010)
- Input/Output: Custom cord lengths, NEMA 5-15P plug (standard), hospital-grade receptacles, and other plug/receptacle options available
- Core Technology: Toroidal with electrostatic shielding for minimal leakage current and low stray magnetic field
- Certifications: UL Recognized, INTERTEK (ETL) Certified, designed to meet IEC 60601-1 / UL 60601-1 medical standards
- Origin: Designed, wound, and assembled in Shelton, Connecticut, USA
Toroidal Design Advantages in Medical Settings
Toroidal transformers provide meaningful benefits over traditional EI-core designs for medical use, including lower electromagnetic interference (EMI), quieter operation, higher efficiency, smaller size and weight, and improved leakage current control. The electrostatic shield between windings helps reduce capacitive coupling, supporting patient leakage current well below 100 µA under normal conditions.
Medical-Grade Compliance & Patient Safety
This model is engineered to support compliance with:
- IEC 60601-1 and UL 60601-1 leakage current requirements
- NFPA 99 guidelines for patient care areas
- Hospital-grade electrical safety standards
Ideal Applications
- Dental chairs, delivery systems, and sterilization equipment
- Hospital patient monitoring and diagnostic devices
- Medical OEM equipment requiring reliable medical-grade isolation
- Clinical environments needing compact transformers with built-in thermal protection
- General medical and patient-care applications where low leakage current is essential
Full Customization Options
Bridgeport Magnetics builds every ISO-PUCK to your exact specifications. For the 1200VA model you can request:
- 120V or 240V primary/secondary configurations
- Custom cord lengths and hospital-grade plugs/receptacles
- Multiple output receptacles or hardwired terminations
- Specific mounting hardware
- Additional thermal or monitoring features
- Lead and connection configurations for OEM integration
Most custom units ship in 1–2 weeks.
Need a 1200VA medical isolation transformer configured for your exact voltage and application? Contact our engineers at (203) 954-0050 or request a quote. We’ll help you specify the right solution for safety, compliance, and performance.









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