Fluke 943121 Cartridge Fuse for DMM Series
The Fluke 943121 is a 440 mA, 1 kV cartridge fuse with a 10 kA interrupting rating, sized at 10.3 x 34.9 mm. It is designed as an OEM replacement fuse for Fluke DMM Series digital multimeters to maintain safe and accurate measurement performance.Overview
The Fluke 943121 is a precision cartridge fuse engineered for use with Fluke DMM Series digital multimeters. Rated at 440 mA and 1 kV with a 10 kA interrupting capacity, it ensures safe operation of Fluke test instruments in demanding electrical environments. This discontinued replacement part is available to order — please request a quote for UAE and GCC procurement.
Key Features
- 440 mA current rating for precision fuse protection
- 1 kV voltage rating suitable for Fluke DMM Series applications
- 10 kA interrupting rating for high-fault-current environments
- Compact 10.3 x 34.9 mm (13/32 x 1-3/8 inch) form factor
- OEM replacement part for Fluke DMM Series instruments
Specifications
- Brand: Fluke
- Type: Cartridge Fuse
- Current Rating: 440 mA
- Voltage Rating: 1 kV
- Interrupting Rating: 10 kA
- Fuse Size: 10.3 x 34.9 mm (13/32 x 1-3/8 inch)
- Color: Brown
Why buy from Procure.ae
Procure.ae is the UAE and GCC region's trusted source for professional test and measurement consumables. We support institutional and business buyers with bulk procurement, competitive pricing, and local delivery across the UAE. Contact our team for a tailored quote on this or any Fluke replacement part.
FAQ
Which Fluke meters does this fuse fit?
The 943121 is designed for use with Fluke DMM Series digital multimeters. Refer to your instrument's service documentation to confirm compatibility before ordering.
Is this product in stock?
This product is discontinued. Please request a quote and our procurement team will source it or suggest a compatible replacement available in the UAE.
What is the interrupting rating?
The 943121 carries a 10 kA interrupting rating, making it suitable for environments where high fault currents may be present during multimeter use.
Description
Overview
The Fluke 943121 is a precision cartridge fuse engineered for use with Fluke DMM Series digital multimeters. Rated at 440 mA and 1 kV with a 10 kA interrupting capacity, it ensures safe operation of Fluke test instruments in demanding electrical environments. This discontinued replacement part is available to order — please request a quote for UAE and GCC procurement.
Key Features
- 440 mA current rating for precision fuse protection
- 1 kV voltage rating suitable for Fluke DMM Series applications
- 10 kA interrupting rating for high-fault-current environments
- Compact 10.3 x 34.9 mm (13/32 x 1-3/8 inch) form factor
- OEM replacement part for Fluke DMM Series instruments
Specifications
- Brand: Fluke
- Type: Cartridge Fuse
- Current Rating: 440 mA
- Voltage Rating: 1 kV
- Interrupting Rating: 10 kA
- Fuse Size: 10.3 x 34.9 mm (13/32 x 1-3/8 inch)
- Color: Brown
Why buy from Procure.ae
Procure.ae is the UAE and GCC region's trusted source for professional test and measurement consumables. We support institutional and business buyers with bulk procurement, competitive pricing, and local delivery across the UAE. Contact our team for a tailored quote on this or any Fluke replacement part.
FAQ
Which Fluke meters does this fuse fit?
The 943121 is designed for use with Fluke DMM Series digital multimeters. Refer to your instrument's service documentation to confirm compatibility before ordering.
Is this product in stock?
This product is discontinued. Please request a quote and our procurement team will source it or suggest a compatible replacement available in the UAE.
What is the interrupting rating?
The 943121 carries a 10 kA interrupting rating, making it suitable for environments where high fault currents may be present during multimeter use.
Specifications
Brand
Fluke
Product Type
Dmm Replacement Fuse
Storefront L1
industrial
Storefront L2
Electrical Test
Storefront L3
Test & Measurement Accessories
Color (Spec)
Brown
Frequently Asked Questions
When does a Fluke DMM require a fuse replacement?
If a multimeter reads zero across all ranges or becomes unresponsive after testing a high-current circuit, the internal fuse may be blown and requires replacement using an OEM fuse like the 943121 to restore safe operation.
What does the 440 mA rating mean, and why is fuse size critical?
The 440 mA rating indicates the current level at which the fuse will blow to protect the meter's circuitry; using an undersized or oversized fuse can allow damage to internal components or prevent the fuse from protecting the meter when needed.
Is the 943121 compatible with all Fluke multimeter models?
The 943121 is designed as an OEM replacement for the Fluke DMM Series; contact Procure.ae or your meter manual to confirm that this fuse matches your specific multimeter model.
What is the 1 kV voltage rating on the fuse cartridge?
The 1 kV rating indicates the maximum voltage the fuse can safely interrupt; this ensures the fuse will function correctly and safely when the meter is used on high-voltage circuits within its rated specifications.
How difficult is it to replace a blown fuse in a Fluke multimeter?
Fuse replacement is typically straightforward and involves opening the meter battery compartment or fuse holder to access and swap the cartridge. Refer to your meter manual or contact Procure.ae for specific replacement procedures.
Should I keep spare fuses on hand for critical equipment?
Yes, keeping spare OEM fuses readily available minimizes downtime if a meter fuse blows during a job, ensuring you can restore measurement capability quickly without waiting for new parts.
How quickly can we receive replacement fuses from Procure.ae if needed?
Contact Procure.ae to confirm stock availability and delivery lead time for replacement fuses in your region.
Can we order fuses in bulk for multiple meters across our facility?
Yes, Procure.ae can support bulk orders. Contact the team to discuss volume pricing and delivery for fuses to equip your entire test instrument fleet.
What are the exact dimensions of the Fluke 943121 cartridge fuse?
The fuse is sized at 10.3 x 34.9 mm, which is the standard cartridge size for Fluke DMM Series meters. Verify this matches your meter before ordering.
What is the interrupting rating, and why does it matter?
The 10 kA interrupting rating indicates the maximum fault current the fuse can safely interrupt without rupturing or causing a hazard; this ensures protection against high-current short circuits.
Is this a consumable item that requires periodic replacement?
Fuses are consumable and only blow if the meter is overloaded or shorted; normal use will not degrade the fuse. Contact Procure.ae if you have questions about your specific meter usage patterns.
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