We ship worldwide — Singapore, Australia, Malaysia, Indonesia, Philippines, India, Middle East & more

3G Electric
RFQ CartGet a QuoteSign inSign up
MERSEN Fuse: Class RK1, A2D-R Series, Time-Delay, 7 A, 250 V AC, 250 V DC - Time-Delay Cylindrical Fuses
MERSENTime-Delay Cylindrical Fuses

MERSEN Fuse: Class RK1, A2D-R Series, Time-Delay, 7 A, 250 V AC, 250 V DC

The MERSEN A2D7R is a Class RK1, A2D-R Series time-delay cylindrical fuse rated for 7 A at 250 V AC and 250 V DC. This non-indicating fuse from MERSEN provides overcurrent protection for industrial equipment.

SKU 3G-OTH-127639

Brand
MERSEN
Item
Fuse: Class RK1, A2D-R Series, Time-Delay, 7 A, 250 V AC, 250 V DC
Category
Time-Delay Cylindrical Fuses
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Local availability & support

Delivery
Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

MERSEN
Manufacturer Part Number
A2D7R
Type
A2D-R Series, Time-Delay, 7 A, Non-Indicating
AC
250 V
DC
250 V

Technical Documents

No technical documents available for this product.
Request documentation →
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

MERSEN Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The MERSEN A2D7R is a Class RK1, A2D-R Series time-delay cylindrical fuse rated for 7 A at 250 V AC and 250 V DC. This non-indicating fuse from MERSEN provides overcurrent protection for industrial equipment.

Frequently Asked Questions

What is the MERSEN A2D7R fuse used for?

The MERSEN A2D7R is a Class RK1 time-delay cylindrical fuse used for overcurrent protection in industrial equipment. It handles 7 A at 250 V AC or DC, making it suitable for motor circuits and control panels where temporary inrush currents occur.

What are the specifications of the MERSEN A2D7R fuse?

The MERSEN A2D7R is a Class RK1, A2D-R Series time-delay fuse rated 7 A at 250 V AC and 250 V DC. It is non-indicating and cylindrical. The manufacturer part number is A2D7R.

Where to buy the MERSEN A2D7R fuse worldwide?

3G Electric supplies the MERSEN A2D7R fuse worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to deliver this Class RK1 time-delay fuse to your facility, wherever it is located.

How to select the right MERSEN A2D-R fuse for my application?

Select the MERSEN A2D-R fuse based on your circuit's voltage (250 V AC or DC) and continuous current rating. The time-delay feature handles motor start-up surges. For 7 A protection, the A2D7R is appropriate. Consult a qualified engineer for coordination studies.

Used in

Common applications for MERSEN
Power electronics protection — MERSEN A70Q series semiconductor fuses in variable frequency drives for motor control.
Surge protection for industrial panels — MERSEN STP480D07 SPDs in three-phase 480V AC distribution boards.
Control circuit overcurrent protection — MERSEN ATM series midget fuses in PLC and instrumentation cabinets.
Power distribution in manufacturing — MERSEN FSPDB4A finger-safe blocks in motor control centers for wire management.
DC bus protection in renewable energy — MERSEN A30QS series fuses in solar inverter DC inputs.
High-voltage semiconductor protection — MERSEN A70Q series fuses in welding equipment power supplies.

MERSEN Products

3G Electric supplies MERSEN time-delay cylindrical fuses. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion →Pumps & Compressors →Spare Parts →All Products →

Compatible alternatives & equivalents

Cross-referenced by specification & description
MERSEN Fuse: Class RK1, A2D-R Series, Time-Delay, 10 A, 250 V AC, 250 V DC, Indicating (MPN A2D10R)
MERSEN
MERSEN Fuse: Class RK1, A2D-R Series, Time-Delay, 10 A, 250 V AC, 250 V DC, Indicating (MPN A2D10R)
MERSEN Fuse: Class RK1, A2D-R Series, Time-Delay, 8 A, 250 V AC, 250 V DC, Indicating (MPN A2D8R)
MERSEN
MERSEN Fuse: Class RK1, A2D-R Series, Time-Delay, 8 A, 250 V AC, 250 V DC, Indicating (MPN A2D8R)
MERSEN Fuse: Class RK1, A2D-R Series, Time-Delay, 9 A, 250 V AC, 250 V DC, Indicating (MPN A2D9R)
MERSEN
MERSEN Fuse: Class RK1, A2D-R Series, Time-Delay, 9 A, 250 V AC, 250 V DC, Indicating (MPN A2D9R)
MERSEN Fuse: Class RK1, A2D-R Series, Time-Delay, 12 A, 250 V AC, 250 V DC, Indicating (MPN A2D12R)
MERSEN
MERSEN Fuse: Class RK1, A2D-R Series, Time-Delay, 12 A, 250 V AC, 250 V DC, Indicating (MPN A2D12R)
MERSEN Fuse: Class RK1, A2D-R Series, Time-Delay, 15 A, 250 V AC, 250 V DC, Indicating (MPN A2D15R)
MERSEN
MERSEN Fuse: Class RK1, A2D-R Series, Time-Delay, 15 A, 250 V AC, 250 V DC, Indicating (MPN A2D15R)
MERSEN Fuse: Class RK1, A2D-R Series, Time-Delay, 2.25 A, 250 V AC, 250 V DC, Non-Indicating (MPN A2D2-1/4R)
MERSEN
MERSEN Fuse: Class RK1, A2D-R Series, Time-Delay, 2.25 A, 250 V AC, 250 V DC, Non-Indicating (MPN A2D2-1/4R)

More from MERSEN

View all MERSEN parts →
Fuse: ATQR Series, Time-Delay, 125 mA, 600 V AC, Non-Indicating, 13/32 in x 1 1/2 in (MPN ATQR1/8)
MERSEN
Fuse: ATQR Series, Time-Delay, 125 mA, 600 V AC, Non-Indicating, 13/32 in x 1 1/2 in (MPN ATQR1/8)
MERSEN Fuse: Class RK5, TR-R Series, Time-Delay, 1.6 A, 250 V AC, 250 V DC, Non-Indicating (MPN TR1-6/10R)
MERSEN
MERSEN Fuse: Class RK5, TR-R Series, Time-Delay, 1.6 A, 250 V AC, 250 V DC, Non-Indicating (MPN TR1-6/10R)
Fuse: ATQR Series, Time-Delay, 100 mA, 600 V AC, Non-Indicating, 13/32 in x 1 1/2 in (MPN ATQR1/10)
MERSEN
Fuse: ATQR Series, Time-Delay, 100 mA, 600 V AC, Non-Indicating, 13/32 in x 1 1/2 in (MPN ATQR1/10)
Fuse: ATQR Series, Time-Delay, 187.5 mA, 600 V AC, Non-Indicating, 13/32 in x 1 1/2 in (MPN ATQR3/16)
MERSEN
Fuse: ATQR Series, Time-Delay, 187.5 mA, 600 V AC, Non-Indicating, 13/32 in x 1 1/2 in (MPN ATQR3/16)
MERSEN Fuse: Class RK5, TR-R Series, Time-Delay, 1 A, 250 V AC, 250 V DC, Non-Indicating (MPN TR1R)
MERSEN
MERSEN Fuse: Class RK5, TR-R Series, Time-Delay, 1 A, 250 V AC, 250 V DC, Non-Indicating (MPN TR1R)
MERSEN Fuse: Class RK5, TR-R Series, Time-Delay, 2.25 A, 250 V AC, 250 V DC, Non-Indicating (MPN TR2-1/4R)
MERSEN
MERSEN Fuse: Class RK5, TR-R Series, Time-Delay, 2.25 A, 250 V AC, 250 V DC, Non-Indicating (MPN TR2-1/4R)
MERSEN Fuse: Class RK5, TRS-R Series, Time-Delay, 1.25 A, 600 V AC, 600 V DC, Non-Indicating (MPN TRS1-1/4R)
MERSEN
MERSEN Fuse: Class RK5, TRS-R Series, Time-Delay, 1.25 A, 600 V AC, 600 V DC, Non-Indicating (MPN TRS1-1/4R)
MERSEN Fuse: TRM Series, Midget, Time-Delay, 6 A, 250 V AC, 13/32 in x 1 1/2 in, Non-Indicating (MPN TRM6)
MERSEN
MERSEN Fuse: TRM Series, Midget, Time-Delay, 6 A, 250 V AC, 13/32 in x 1 1/2 in, Non-Indicating (MPN TRM6)