Product Description
The CLAMP-GUN™ M12™ Cordless LITHIUM-ION Clamp Meter is a heavy duty True-RMS current tester for professional commercial and industrial applications.
Technical Specifications
- Manufacturer part number (MPN)
- 2239-21
- Brand
- Milwaukee Tool
- Category
- Instruments
- Tool Warranty
- 5 Years
- Battery Type
- M12™ REDLITHIUM™ Rechargeable
- Display Type
- High Contrast White on Black
- Switch Type
- Dial
- TRMS
- Yes
- Jaw Size
- 1.57"
- Safety Rating
- CAT IV 600V / CAT III 1000V
- Voltage AC DC
- 1000V
- Frequency
- Yes
- Continuity
- Yes
- Capacitance
- 0.1uF-4000uF
- Hold
- Yes
- Display Backlight
- Yes
- LED Work Light
- Yes
- Rugged Over molding
- Yes
- Indication
- Visual (for NCVD)
Standards & Compliance
- HS Code
- 9030.33
Cross References
- OEM-URL https://www.milwaukeetool.com/products/details/the-clamp-gun-m12-cordless-lithium-ion-clamp-meter-kit/2239-21
Product Documentation
More from Milwaukee
Milwaukee
Clamp Meter for HVAC/R (NIST)
2236-20NST
Milwaukee
Milwaukee CLAMP-GUN™ M12™ Cordless LITHIUM-ION Clamp Meter Kit (NIST)
2239-21NST
Milwaukee
Milwaukee Tool the CLAMP-GUN™ M12™ Cordless LITHIUM-ION Clamp Meter 2239-20NST
Milwaukee
Clamp Meter (NIST)
2237-20NST
Milwaukee
5mm Borescope Camera 5' Cable
48-53-3151
Milwaukee
M12™ 75' Drain Camera w/ PACKOUT™ Compatibility
3154-20
Milwaukee
400 Amp Clamp Meter Kit (NIST)
2235-20NST
Milwaukee
18" Short Sprayer Wand
49-16-2729
Catalogue entry last verified: 2026-10-03. A manufacturer datasheet is attached to this entry — confirm application-critical values against it.
Frequently asked questions
- Where can I buy 2239-21?
- 2239-21 can be ordered from cballast.com as a Milwaukee catalogue item: request a quotation on this page or email sales@cballast.com, and the order ships worldwide.
- What is the manufacturer part number for this Milwaukee product?
- The manufacturer part number is 2239-21.
- What is the HS code for 2239-21?
- The customs tariff (HS) code for 2239-21 is 9030.33.
- Who manufactures 2239-21?
- 2239-21 is a Milwaukee product in the Tools range.
- Is a datasheet available for 2239-21?
- Yes — the 2239-21 datasheet can be viewed and downloaded on this page.
- What is the minimum order quantity for 2239-21?
- The minimum order quantity is 1.
- Is 2239-21 available?
- Yes — 2239-21 is available to order: fulfilment is from supplier stock in cBallast's European network, dispatched directly from the warehouse to the customer, with the exact lead time stated in the quotation (reply within 24 hours).