Catalogue → Keysight → DC power supply (E36xx / N67xx)
E3640A
Keysight · Test equipment · DC power supply (E36xx / N67xx) unconfirmed
The Keysight E3640A is test equipment in the DC power supply (E36xx / N67xx) range. Single-output DC supply.
Unconfirmed. This part number matches the published format for DC power supply (E36xx / N67xx), but we have not checked it against a datasheet. Treat it as a lead, not a fact.
What E3640A sells for
No auction result recorded for this part yet. We publish hammer prices only where we have watched a lot through to close — never an estimate in their place.
See E3640A listed on eBay → Asking prices, not sold prices. We may earn a commission.
| Manufacturer | Keysight (also Agilent, Hewlett-Packard, HP) |
|---|---|
| Family | DC power supply (E36xx / N67xx) |
| Category | Test equipment |
| Without separators | E3640A |
| Notes | Single-output DC supply; verify |
What changes what E3640A is worth
Same catalogue number, different money. These are the attributes that separate two otherwise identical E3640A units — check each one before you quote or bid.
Option codes
Installed option codes. On configured units these are most of the value.
On the motor or drive nameplate, after the base part number.
Firmware revision
Firmware/FRN revision. Buyers match it to an existing project; a mismatch can make the unit useless to them.
On the label as "FRN" or "FW", and on the module's own display if it powers up.
Tested or untested
Tested / as-is / new-in-box. The single biggest multiplier on used price.
Not on the plate. It comes from whoever pulled the unit, and it moves the price more than anything printed.
Questions
What is an E3640A?
The Keysight E3640A is test equipment in the DC power supply (E36xx / N67xx) range. Single-output DC supply.
What changes what an E3640A is worth?
Two E3640A units with the same catalogue number can be worth different amounts. What separates them: option codes, firmware revision, tested or untested. Installed option codes. On configured units these are most of the value. Firmware/FRN revision. Buyers match it to an existing project; a mismatch can make the unit useless to them. Tested / as-is / new-in-box. The single biggest multiplier on used price.
Where do you find the series or revision on an E3640A?
Option codes: On the motor or drive nameplate, after the base part number. Firmware revision: On the label as "FRN" or "FW", and on the module's own display if it powers up. Tested or untested: Not on the plate. It comes from whoever pulled the unit, and it moves the price more than anything printed.
Who makes the E3640A?
Keysight makes the E3640A. The same equipment is sold and labelled as Keysight, Agilent, HP, Hewlett-Packard, Hewlett Packard.