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Keysight 34461A Digital Multimeters

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Keysight 34461A Digital Multimeters

Triple Output Power Supply

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Product Overview

The Keysight (formerly Agilent) E3631A power supply is an 80W, triple-output power supply with GPIB and RS-232 interfaces. Even if you're on a tight budget, it offers essential capabilities for general-purpose applications and flexible system features in a compact, multi-output package.

The E3631A 80W power supply (6V, 5A) provides low noise and excellent regulation with high accuracy and resolution. You can also save and recall the functions and manage parameters easily with SCPI compatibility.

Key Features and Specifications

  • Output 1 Rating: 0V to 6V, 0A to 5A
  • Output 2 Rating: 0V to 25V, 0A to 1A
  • Output 3 Rating: 0V to -25V, 0A to 1A

Ripple and Noise (20Hz to 20MHz)

  • Normal-mode voltage: <;350 uVrms/2 mV p-p, <;350 uV rms/2 mV p-p, <;350 uV rms/2 mV p-p
  • Normal-mode current: <;500 uA rms, <;500 uA rms, <;2 mA rms
  • Common-mode current: <;1.5 uA rms, <;1.5 uA rms, <;1.5 uA rms

Read-Back Accuracy at 25 degrees C to /- 5 degrees C

  • Voltage: 0.05 percent 10 mV, 0.05 percent 10 mV, 0.1 percent 5 mV
  • Current: 0.15 percent 4 mA, 0.15 percent 4 mA, 0.2 percent 10 mA
  • Max output power: 30W
  • AC input (47Hz to 63Hz): 100 Vac /-10 percent (Opt 0E9)/115 Vac /-10 percent (Std)/230 Vac /-10 percent (0E3
  • Maximum output power: 30W
  • Maximum output current: 5A
  • Maximum output voltage: 6V
  • Number of DC outputs: Three
  • Auto-tracking feature adjusts the 25V and -25V outputs simultaneously
  • Outputs track each other to within 1 percent for easy adjustments in the power supply circuits requiring balanced voltages

Safety Rating

These power supplies comply with the following regulations. 

  • Certified to CSA 22.2 No. 231 (for E3631A), No. 1010.1 (for E3632A/33A/34A)
  • Conforms to IEC 1010-1; carries CE marks
  • Complies with CISPR-11, Group 1, Class A


The E3631A 80W power supply helps meet the demands in areas such as R&D design verification, production testing, and Q&A verification. This clean, reliable power supply lets you evaluate assemblies or applications and develop repair strategies for production.

E3631A 80W Triple Output Power Supply Accessories 

  • User and service guide
  • Product reference CD
  • AC power cord

Optional accessories include:

  • 0L2 extra manual sets
  • 1CM rackmount kit
  • E3600A-100 test lead kit

Reach out to our team to learn about available accessories.  

What Features Are Available on the E3631A Front Panel?

The E3631A comes with an intuitive interface and a vacuum fluorescent display. An On/Off switch disconnects the output terminals and adjusts the outputs in order to work safely with the circuit. You can use the knob to adjust the output at the required resolution for precise, reliable results. Easily recall and save up to three front panel setups.

Rent or lease Keysight (formerly Agilent) E3631A triple output power supply devices online from electronic test equipment industry leader, TRS-RenTelco. You can also check out similar devices like the model E3633A and our complete catalog of DC power supplies.

We understand that time is money, so we give you 24/7 customer support and fast shipping options nationwide.

Fill out the form on the Contact Us page and specify your requirements or call 800.874.7123 to request custom quotes and more product information.


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