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BUSSMANN Telecom Protection Fuse: TPA Series, Fast-Acting, Cylindrical, 20 A - Fast-Acting Cylindrical Fuses
BUSSMANNFast-Acting Cylindrical Fuses

BUSSMANN Telecom Protection Fuse: TPA Series, Fast-Acting, Cylindrical, 20 A

The BUSSMANN TPA Series Telecom Protection Fuse is a fast-acting cylindrical fuse designed for telecom applications. This model, MPN TPA-B-20, is rated for 20 A at 65 V DC.

SKU 3G-OTH-28249

Also listed as: TPAB20 · TPA B 20

Brand
BUSSMANN
Item
Telecom Protection Fuse: TPA Series, Fast-Acting, Cylindrical, 20 A
Category
Fast-Acting Cylindrical Fuses
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Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

BUSSMANN
Manufacturer Part Number
TPA-B-20
Series
TPA
Type
Fast-Acting, Cylindrical, 20 A
DC
65 V

Technical Documents

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

Product Description

The BUSSMANN TPA Series Telecom Protection Fuse is a fast-acting cylindrical fuse designed for telecom applications. This model, MPN TPA-B-20, is rated for 20 A at 65 V DC.

Frequently Asked Questions

What is the BUSSMANN TPA-B-20 fuse used for?

The BUSSMANN TPA-B-20 is a fast-acting cylindrical fuse designed for telecom protection applications. It safeguards sensitive telecommunications equipment from overcurrent faults by interrupting circuits quickly. Typical uses include power distribution panels, rectifiers, and DC power systems in telecom infrastructure.

What are the specifications of the BUSSMANN TPA-B-20?

The BUSSMANN TPA-B-20 is part of the TPA Series, rated for 20 A at 65 V DC. It is a fast-acting, cylindrical fuse with a compact design for telecom protection. The manufacturer part number is TPA-B-20, and it is manufactured by BUSSMANN.

Where to buy the BUSSMANN TPA-B-20 worldwide?

3G Electric supplies the BUSSMANN TPA-B-20 fuse worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time; we source and deliver this telecom protection fuse to any country.

How to select the correct BUSSMANN TPA fuse for telecom systems?

To select the correct BUSSMANN TPA fuse, match the voltage rating (65 V DC) and current rating (20 A for the TPA-B-20) to your circuit requirements. Ensure the fast-acting characteristic suits your equipment's sensitivity. Consult the TPA Series datasheet for time-current curves and mounting dimensions.

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 fast-acting cylindrical fuses. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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