Voltronics Corporation 

Company Profile:
Voltronics Corporation (USA)
Founded in 1963, Voltronics Corporation has been a global leader in precision adjustable capacitors, offering solutions across materials such as glass, air, ceramic, gemstone, and PTFE. Key specifications include:

• Frequency Range: 1MHz – 2GHz

• Capacitance: 1–330pF

• Voltage: Up to 20kV

Additionally, Voltronics provides non-magnetic components (trimmer capacitors, chip capacitors, coils, baluns, diodes, and connectors) for NMR and MRI equipment, ensuring compatibility with sensitive medical imaging systems.

Core Products:

1. Precision Adjustable Capacitors

   • Dielectrics: Multiple options (glass, PTFE, etc.).

   • Voltage: Low to high voltage.

   • Capacitance: 1.2–250pF.

   • Series: Multi-turn/half-turn (J-Series, ceramic chip); Low-Cost Commercial Series (A1–A4).

   • Mounting: Versatile configurations.

2. Non-Magnetic Adjustable Capacitors

   • Multi-turn designs (prefix "NM" in part numbers).

3. Non-Magnetic Components

   • Voltage: 50V–3kV

   • Capacitance: 0.1pF–15nF

   • Sizes: 0402–3640

   • Features: Low ESR, high resonant frequency for high-frequency applications (~3GHz).

4. Non-Magnetic Chip Components

   • (1) Coils: Fully non-magnetic inductors, baluns/ununs; custom designs (samples delivered in 2 weeks).

   • (2) Non-Magnetic Step Recovery Diodes.

   • (3) High-purity metal, non-magnetic screws/flat washers.

5. Safety & Surge Protection Capacitors

   • High-Q MLCCs: 5/11/25/38 Series.

   • Voltage: 250V/1kV/2.5kV/7.2kV.

   • Capacitance: 0.01–100pF / 0.1–1000pF / 1–2700pF / 1–5100pF.

   • Applications: NMR Probes, MRI Surface Coils.

6. Compact Sealed Adjustable Capacitors

   • S-Series: High-Q, long lifespan, high self-resonant frequency.

   • Protection: Dust/moisture/solder flux/solvent resistant.

7. Ceramic Chip Trimmer Capacitors

   • J-Series: High-Q, low temperature coefficient, >1GHz frequency performance.