The Keithley 230 Programmable Voltage Source delivers precision DC voltage generation for automated test equipment, semiconductor characterization, and materials research. Its output range spans ±50 µV to ±101 VDC across four selectable ranges with up to 4½-digit resolution. The instrument accommodates complex test sequences through 100 programmable memory locations with dwell times from 3 ms to 999.9 s, each with ±(0.05% + 200 µs) accuracy. Selectable current limits of ±2 mA, ±20 mA, and ±100 mA provide load protection with <3 ms transient recovery time. IEEE-488 GPIB control integrates directly into laboratory systems, while TTL-compatible external trigger inputs and outputs synchronize multi-instrument test setups. Four TTL I/O lines and rear-panel selectable remote or local sensing accommodate distributed measurement architectures. Output voltage accuracy reaches ±0.05% + 50 mV on the 100 V range, with temperature stability of 0.005% + 0.5 mV per °C. Noise performance holds 150 µV + 50 ppm of range (0.1 Hz to 300 Hz) under local sensing. Response time to 0.1% of commanded changes occurs within 3 ms. Five-way binding posts provide isolated output, sense, and ground connections. Operating from 105–250 V AC (50/60 Hz), the unit consumes 60 W maximum.
Keithley 230 Programmable Voltage Source
- Repair Support & OEM Spare Parts
- University and Research Discounts
- 100% Verified & Tested Equipment
- Rental Units Available
The Keithley 230 is a programmable voltage source designed for precision testing and calibration applications. It offers a wide output range, high resolution, and excellent stability. Ideal for automated testing systems and laboratory use.
$655.00
In stock
In stock

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| MPN | 230 |
|---|---|
| Voltage / Current Range | ±100 mA selectable current limits, ±20 mA, ±50 µV to ±101 VDC; ±2 mA |
| Brand Name | Keithley |
Product Condition & Availability
Keithley 230 Programmable Voltage Source 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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