We ship to the Philippines — door-to-door, customs and logistics handled by 3G Electric

BUSSMANN Fuse: MDA Series, Time-Delay, 500 mA, 250 V AC, Non-Indicating - Time-Delay Cylindrical Fuses
BUSSMANNTime-Delay Cylindrical Fuses

BUSSMANN Fuse: MDA Series, Time-Delay, 500 mA, 250 V AC, Non-Indicating

The BUSSMANN MDA Series is a time-delay cylindrical fuse, model MDA-1/2-R, rated at 500 mA and 250 V AC. It is non-indicating and measures 1/4 in x 1 1/4 in. This fuse is equivalent to the MDA and GSA series.

SKU 3G-OTH-26178

Also listed as: MDA12R · MDA 1 2 R · MDA-1-2-R

Brand
BUSSMANN
Item
Fuse: MDA Series, Time-Delay, 500 mA, 250 V AC, Non-Indicating
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 — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

BUSSMANN
Manufacturer Part Number
MDA-1/2-R
Series
MDA
Type
Time-Delay, 500 mA, Non-Indicating, 1/4 in x 1 1/4 in
AC
250 V
Equivalent Fuse Series
MDA & GSA

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

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

Product Description

The BUSSMANN MDA Series is a time-delay cylindrical fuse, model MDA-1/2-R, rated at 500 mA and 250 V AC. It is non-indicating and measures 1/4 in x 1 1/4 in. This fuse is equivalent to the MDA and GSA series.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is the BUSSMANN MDA-1/2-R fuse used for?

The BUSSMANN MDA-1/2-R is a time-delay cylindrical fuse rated at 500 mA and 250 V AC. It protects circuits from overloads and short circuits in industrial control panels, power supplies, and motor starters where inrush currents occur.

What are the specifications of the BUSSMANN MDA-1/2-R fuse?

The BUSSMANN MDA-1/2-R is a 500 mA, 250 V AC time-delay fuse from the MDA series. It is non-indicating, measures 1/4 in x 1 1/4 in, and is equivalent to the MDA and GSA series. The manufacturer part number is MDA-1/2-R.

Where to buy the BUSSMANN MDA-1/2-R fuse worldwide?

3G Electric supplies the BUSSMANN MDA-1/2-R fuse worldwide. As a global industrial distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time.

How to select the correct BUSSMANN MDA series fuse for my application?

To select the correct BUSSMANN MDA series fuse, match the voltage rating (250 V AC) and current rating (e.g., 500 mA) to your circuit requirements. The time-delay characteristic handles inrush currents. Verify dimensions (1/4 in x 1 1/4 in) fit your holder.

Used in

Common applications for BUSSMANN
Industrial motor control centers — BUSSMANN LPT series Class T time-delay fuses for branch circuit protection
Semiconductor protection in variable frequency drives — BUSSMANN FWA series fast-acting bolt-on fuses rated 150 V AC/DC
Automotive auxiliary circuit protection — BUSSMANN CB222 series Type II circuit breakers in 12 V DC systems
Control panel overcurrent protection — BUSSMANN FNA series midget time-delay indicating fuses for instrumentation
Main feeder protection in power distribution — BUSSMANN KLU series Class L time-delay bolt-on fuses up to 650 A
Fuse replacement in existing panels — BUSSMANN S-8301-1-R fuse block accepting 3AG and other glass/ceramic fuses

BUSSMANN Products

3G Electric supplies BUSSMANN 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
BUSSMANN Fuse: MDA Series, Time-Delay, 250 mA, 250 V AC, Non-Indicating, 1/4 in x 1 1/4 in (MPN MDA-1/4-R)
BUSSMANN
BUSSMANN Fuse: MDA Series, Time-Delay, 250 mA, 250 V AC, Non-Indicating, 1/4 in x 1 1/4 in (MPN MDA-1/4-R)
BUSSMANN Fuse: MDA Series, Time-Delay, 1 A, 250 V AC, Non-Indicating, 1/4 in x 1 1/4 in, MDA & GSA (MPN MDA-1-R)
BUSSMANN
BUSSMANN Fuse: MDA Series, Time-Delay, 1 A, 250 V AC, Non-Indicating, 1/4 in x 1 1/4 in, MDA & GSA (MPN MDA-1-R)
BUSSMANN Fuse: MDA Series, Time-Delay, 1.5 A, 250 V AC, Non-Indicating, 1/4 in x 1 1/4 in, MDA & GSA (MPN MDA-1-1/2-R)
BUSSMANN
BUSSMANN Fuse: MDA Series, Time-Delay, 1.5 A, 250 V AC, Non-Indicating, 1/4 in x 1 1/4 in, MDA & GSA (MPN MDA-1-1/2-R)
BUSSMANN Fuse: MDA Series, Time-Delay, 10 A, 250 V AC, Non-Indicating, 1/4 in x 1 1/4 in, MDA & GSA (MPN MDA-10-R)
BUSSMANN
BUSSMANN Fuse: MDA Series, Time-Delay, 10 A, 250 V AC, Non-Indicating, 1/4 in x 1 1/4 in, MDA & GSA (MPN MDA-10-R)
BUSSMANN Fuse: MDA Series, Time-Delay, 15 A, 250 V AC, Non-Indicating, 1/4 in x 1 1/4 in, MDA & GSA (MPN MDA-15-R)
BUSSMANN
BUSSMANN Fuse: MDA Series, Time-Delay, 15 A, 250 V AC, Non-Indicating, 1/4 in x 1 1/4 in, MDA & GSA (MPN MDA-15-R)
BUSSMANN Fuse: MDA Series, Time-Delay, 12 A, 250 V AC, Non-Indicating, 1/4 in x 1 1/4 in, MDA & GSA (MPN MDA-12-R)
BUSSMANN
BUSSMANN Fuse: MDA Series, Time-Delay, 12 A, 250 V AC, Non-Indicating, 1/4 in x 1 1/4 in, MDA & GSA (MPN MDA-12-R)

More from BUSSMANN

View all BUSSMANN parts
Fuse: FNQ-R Series, Time-Delay, 1.3 A, 600 V AC, Non-Indicating, 13/32 in x 1 1/2 in (MPN FNQ-R-1-3/10)
BUSSMANN
Fuse: FNQ-R Series, Time-Delay, 1.3 A, 600 V AC, Non-Indicating, 13/32 in x 1 1/2 in (MPN FNQ-R-1-3/10)
BUSSMANN Fuse: Class RK5, FRN-R-ID Series, Time-Delay, 45 A, 250 V AC, 125 V DC, Indicating (MPN FRN-R-45ID)
BUSSMANN
BUSSMANN Fuse: Class RK5, FRN-R-ID Series, Time-Delay, 45 A, 250 V AC, 125 V DC, Indicating (MPN FRN-R-45ID)
BUSSMANN Fuse: Class RK5, FRN-R-ID Series, Time-Delay, 30 A, 250 V AC, 125 V DC, Indicating (MPN FRN-R-30ID)
BUSSMANN
BUSSMANN Fuse: Class RK5, FRN-R-ID Series, Time-Delay, 30 A, 250 V AC, 125 V DC, Indicating (MPN FRN-R-30ID)
BUSSMANN Fuse: FNQ Series, Midget, Time-Delay, 125 mA, 500 V AC, 13/32 in x 1 1/2 in, Non-Indicating (MPN FNQ-1/8)
BUSSMANN
BUSSMANN Fuse: FNQ Series, Midget, Time-Delay, 125 mA, 500 V AC, 13/32 in x 1 1/2 in, Non-Indicating (MPN FNQ-1/8)
BUSSMANN Fuse: FNM Series, Midget, Time-Delay, 30 A, 250 V AC, 13/32 in x 1 1/2 in, Non-Indicating (MPN FNM-30)
BUSSMANN
BUSSMANN Fuse: FNM Series, Midget, Time-Delay, 30 A, 250 V AC, 13/32 in x 1 1/2 in, Non-Indicating (MPN FNM-30)
BUSSMANN Fuse: S505 Series, Time-Delay, 800 mA, 250 V AC, Non-Indicating, 5 mm x 20 mm (MPN S505-800-R)
BUSSMANN
BUSSMANN Fuse: S505 Series, Time-Delay, 800 mA, 250 V AC, Non-Indicating, 5 mm x 20 mm (MPN S505-800-R)
BUSSMANN Fuse: GMC Series, Time-Delay, 4 A, 125 V AC, 5 mm x 20 mm (MPN GMC-4-R)
BUSSMANN
BUSSMANN Fuse: GMC Series, Time-Delay, 4 A, 125 V AC, 5 mm x 20 mm (MPN GMC-4-R)
BUSSMANN Fuse: MDL Series, Time-Delay, 3.2 A, 250 V AC, 1/4 in x 1 1/4 in (MPN MDL-3-2/10-R)
BUSSMANN
BUSSMANN Fuse: MDL Series, Time-Delay, 3.2 A, 250 V AC, 1/4 in x 1 1/4 in (MPN MDL-3-2/10-R)