The Protek 3003B is a reliable and versatile single-channel DC power supply designed for a wide range of applications. It offers a continuously adjustable output voltage from 0 to 30V and current from 0 to 3A. The unit features both constant voltage (CV) and constant current (CC) modes, providing flexibility for powering various electronic circuits and devices. Coarse and fine controls for both voltage and current allow for precise adjustments. The power supply is built with robust components and includes overload and short circuit protection to ensure safe and reliable operation. It is ideal for use in laboratories, industrial settings, and educational environments.
Protek 3003B
Brand: Protek
Category: Power Supply
Product: Protek 3003B
The Protek 3003B is a single output, 30V/3A DC power supply. It features constant voltage and constant current modes, with coarse and fine voltage and current controls. It is suitable for various applications including laboratory, industrial, and educational use.
Product Condition & Availability
Protek 3003B 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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FedEx, UPS, USPS
Shipping world-wide available:
DHS, FedEx International
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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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