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BUSSMANN TPA-B-20 Fast-Acting Cylindrical Fuse, 20 A, 65 V DC - Fast-Acting Cylindrical Fuses
BUSSMANNFast-Acting Cylindrical Fuses

BUSSMANN TPA-B-20 Fast-Acting Cylindrical Fuse, 20 A, 65 V DC

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
TPA-B-20 Fast-Acting Cylindrical Fuse, 20 A, 65 V DC
Part Number
TPA-B-20
Category
Fast-Acting Cylindrical Fuses
Available to Order
Also known as:TPA-B-20BUSSMANN
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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

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

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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 drives — BUSSMANN FWC series fast-acting cylindrical fuses protect power semiconductors in AC/DC drive circuits.
Control transformers — BUSSMANN FNQ-R series time-delay fuses handle inrush currents in control power circuits.
Semiconductor protection — BUSSMANN KAC series bolt-on fuses safeguard diodes, thyristors, and IGBTs in AC-only applications.
Electrical panels — BUSSMANN FP-2, FP-3, FP-4, and FP-6 fuse pullers enable safe fuse replacement in distribution panels.
Automotive electrical systems — BUSSMANN FP-A3 fuse puller removes and installs 1/4 in and 1/2 in automotive fuses.
Power supplies — BUSSMANN FWC series fuses provide overcurrent protection in AC/DC power supply circuits.
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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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