The Agilent/Keysight 4991A RF Impedance Analyzer is a precision instrument engineered for comprehensive impedance characterization of electronic components, circuits, and materials. Covering a wide frequency spectrum, it delivers accurate and repeatable measurements essential for research, development, and production testing. The 4991A incorporates sophisticated calibration methods to minimize measurement errors and ensure data integrity. Its intuitive interface and versatile functionalities enable engineers and technicians to efficiently analyze impedance characteristics, optimize circuit performance, and maintain product quality. Ideal for applications ranging from component evaluation to material research, the Agilent/Keysight 4991A is a valuable tool for any organization requiring precise impedance measurements.
Agilent/Keysight 4991A
- Repair Support & OEM Spare Parts
- University and Research Discounts
- 100% Verified & Tested Equipment
- Rental Units Available
The Agilent/Keysight 4991A is a high-performance RF impedance analyzer designed for accurate and reliable impedance measurements of electronic components and materials. It operates over a broad frequency range, offering versatility for various applications. Key features include precision impedance measurement capabilities, advanced calibration techniques, and user-friendly interface, making it suitable for R&D, manufacturing, and quality control environments.
Product Condition & Availability
Agilent/Keysight 4991A 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.
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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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