Description
Sorensen AST300-34 Power Supply Repair and Calibration Services
June Company’s certified technicians repair and calibrate the Sorensen AST300-34 for electronics labs, production test facilities, R&D departments, and educational institutions. As power supply specialists, we understand this equipment inside and out — and we know exactly how to restore performance when problems arise.
About the Sorensen AST300-34
In the field, laboratory and programmable power supplies deliver regulated DC voltage and current outputs for powering circuits, charging batteries, and testing electronic equipment. Professionals depend on the Sorensen AST300-34 for precise, repeatable results. Any degradation in performance impacts measurement confidence and downstream decisions.
Common Power Supply Issues We Repair
June Company’s repair services for this instrument include:
- Ripple and noise increase: identified during our multi-point inspection and corrected to restore specification performance
- Overcurrent protection trips: addressed with OEM-grade components and verified against traceable standards
- Cooling fan failure: repaired by technicians experienced with Sorensen instrumentation
- Control interface faults: resolved through targeted diagnostics and precision repair techniques
- Output regulation failure: diagnosed through systematic testing and resolved with component-level repair
Calibration and Performance Verification
After repair, we perform comprehensive calibration across all operational modes. For the Sorensen AST300-34, this includes verification of voltage regulation and current limiting performance, with results documented on a NIST-traceable calibration certificate.
Why Choose June Company for Sorensen Repair?
What sets June Company apart:
- Traceable Calibration: NIST-traceable calibration certificates included with every repair
- 90-Day Warranty: All repairs backed by our parts and labor warranty
- Nationwide Service: Secure shipping and service for customers across the United States
- Transparent Pricing: Detailed quotes before work begins — no surprises
- OEM-Grade Parts: Genuine or equivalent components for lasting reliability
- Category Specialists: Dedicated experience with power supply equipment from Sorensen and related manufacturers
Our Service Workflow
- Free Evaluation: Ship your Sorensen AST300-34 to our facility. We provide a detailed assessment and firm quote at no cost.
- Expert Repair: Certified technicians perform output stage rebuild, regulation loop recalibration, cooling system service, and load/line regulation verification.
- Calibration: Full NIST-traceable calibration with documented results across all critical parameters.
- Quality Verification: Final functional testing confirms your instrument meets or exceeds original specifications.
- Return Shipment: Securely packaged and shipped with calibration certificate and repair documentation.
Industries We Serve
The Sorensen AST300-34 is used by electronics labs, production test facilities, R&D departments, and educational institutions. June Company understands the operational demands of these fields and the importance of keeping critical test equipment in service.
Request a Repair Quote
Contact June Company for professional Sorensen AST300-34 repair and calibration. Our team is ready to evaluate your instrument and provide a no-obligation quote.
Email: info@juneusa.com







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