AMPTEC Research · Accessories & Test Lead Sets
620UK-290
Alligator Clip Lead Set with alligator clips for the 2-wire 620UK
The 620UK-290 is an alligator clip lead set, for the 2-wire 620UK (3-pin female circular connector): the everyday lead for routine 2-wire checks on igniters and electro-explosive devices.
Overview
The 620UK-290 is the everyday 620UK lead for routine 2-wire checks on igniters and electro-explosive devices, where a quick clip-on matters more than a fine tip. Leads are 48″ each (96″ total span), 1.5 lb per set, 3-pin female circular connector to alligator clips. Operating 0° to 50° C, storage -10° to 70° C. Evencat, sole distributor for AMPTEC Research in Taiwan, quotes accessories with delivery dates.

Key specifications
| Category | Accessory · 620 Series accessories |
|---|---|
| Cable length | 48″ each (96″ total span) |
| Weight | 1.5 lb |
| Instrument-end connector | 3-pin female circular connector |
| Probe / clip type | Alligator clips |
| Operating temperature | 0° to 50° C |
| Storage temperature | -10° to 70° C |
| Compatible instruments | 620UK (2-wire version) |
| Manufacturer | AMPTEC Research (made in USA) |
Features
Quick clip-on
Alligator clips for routine 2-wire readings and fast hook-up.
3-pin circular connector
3-pin female circular connector at the instrument end, for the 2-wire 620UK.
Field temperature range
Operating 0° to 50° C, storage -10° to 70° C: lab and outdoor test sites.
Custom lengths and probe types
Built to order by AMPTEC; describe the application and we confirm the specification.
Compatibility and applications

Compatibility
AMPTEC instruments the 620UK-290 fits
620UK (2-wire version). On this site: 620UK. Ask Evencat if in doubt.
Field
Defense, aerospace and shipboard sites
Igniter circuits, electro-explosive devices and ground bonds differ in contact and span; probe type and lead length decide whether a reading repeats.


Lab
Calibration and QA laboratories
A 4-wire Kelvin connection to a resistance standard or the unit under test removes lead and contact resistance.
QA
Ordnance and pyrotechnics line QA
Batch sampling needs a fast, repeatable contact; keep several probe types on hand.

Options and configuration
Tick what you need; the list goes into the quote request form.
Standard (included)
Options and custom builds
Host instrument
Downloads
Appearance, lead length or battery brand may differ from the photo. Custom lengths and probe types are built to order.
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