The HP/Agilent 4155A Semiconductor Parameter Analyzer delivers precision DC and pulse characterization for transistors, diodes, and integrated circuits. Four Medium Power SMUs provide current sourcing and measurement from 10 fA to 100 mA across voltage ranges of 2 µV to 100 V, with 10 fA and 2 µV resolution. The instrument supports fully automated I-V sweep measurements in DC or pulse modes, interactive knob sweep operation, and synchronized stress/measure capability for device reliability assessment. Expandable architecture accommodates up to six SMUs via optional expander modules, enabling multi-device test configurations. Integrated pulse generation, voltage sourcing, and monitoring units support complex characterization workflows in research, development, and production quality control environments.
HP / Agilent 4155A Semiconductor Parameter Analyzers
- Repair Support & OEM Spare Parts
- University and Research Discounts
- 100% Verified & Tested Equipment
- Rental Units Available
The HP/Agilent 4155A Semiconductor Parameter Analyzer is a precision instrument for comprehensive characterization of semiconductor devices and materials. It offers versatile measurement capabilities, including DC, AC, and pulse measurements, enabling thorough analysis of transistors, diodes, and integrated circuits. With its high accuracy and resolution, the 4155A provides detailed insights into device performance, making it ideal for research, development, and quality control applications in the semiconductor industry.
$5,147.80
In stock
In stock

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Product Condition & Availability
HP / Agilent 4155A Semiconductor Parameter Analyzers is in excellent working condition and has been thoroughly tested for performance and reliability. We offer both new and professionally refurbished options, depending on availability and customer preference.
Integrated Solutions & Deployment Support
Beyond individual products, Aumictech provides end-to-end solutions for manufacturing line deployment and test station setup. Our team can assist with system integration, configuration, and equipment selection tailored to your production requirements.
Trusted Industry Experience
With over a decade of experience, Aumictech is a recognized leader in RF and optical test equipment sales and services. All units are supported by our in-house calibration and repair facility based in Downingtown, PA, ensuring technical reliability and long-term value.
Customer Commitment
We’re committed to exceptional customer service, offering a 15-day return or replacement (ROR) policy for peace of mind. Our team is always available to assist with pre- and post-sale support.
Fast Shipping & Flexible Payments
We offer rapid global shipping through FedEx, UPS, and DHL, with most orders dispatched within 1–3 business days. Multiple secure payment options are available, including PayPal, ACH, wire transfers, and major credit cards.





















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