B72210S381K551 The EPCOS B72210S381K551 is a varistor designed for circuit protection. It features a maximum surge current of 2.5kA and an energy rating of 40J.
Mfr Part #:

B72210S381K551

Available from 1 distributors
Mfr Name: EPCOS
EPCOS
The EPCOS B72210S381K551 is a varistor designed for circuit protection. It features a maximum surge current of 2.5kA and an energy rating of 40J.
✓ Total Stock: 850 pcs
$ Price Range: $0.99

B72210S381K551 Available from 1 distributor

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✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
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850 pcs
850 pcs On Request 1 On Request On Request On Request On Request On Request

B72210S381K551 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
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Manufacturer Name
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B72210S381K551 Description

Short technical summary and product information.

The EPCOS B72210S381K551 is a varistor belonging to the B722 Series, designed for robust circuit protection applications. This component offers a maximum surge current capability of 2.5kA and an energy rating of 40 Joules, making it suitable for handling transient voltage events.

 

Key electrical characteristics include a maximum AC voltage rating of 385VAC and a maximum DC voltage rating of 505VDC. The varistor voltage ranges from a minimum of 558V to a maximum of 682V, with a typical value of 620V. It is designed with a single circuit.

 

This varistor features a disc package with a 10mm diameter and is intended for through-hole mounting. It is supplied on tape and reel, with a standard package quantity of 3,000 units. The component is classified under EPCOS's Standard Series for TVS - Varistors, MOVs.

B72210S381K551 Quick Information

Product Type: Varistor
Series: B722 Series
Canonical Name: EPCOS B72210S381K551 Varistor
Subcategory: Varistors

B72210S381K551 Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

B72210S381K551 Estimated Pricing

Qty Low High
1+ $0.99 $0.99

Estimated market price range - modelled values for guidance only, not live distributor offers.

B72210S381K551 Features

  • Maximum surge current of 2.5kA.
  • Energy rating of 40 Joules.
  • Maximum AC voltage of 385VAC.
  • Through-hole mounting type.
  • Disc package, 10mm diameter.

B72210S381K551 Applications

  • Protects electronic circuits from surges.
  • Suitable for AC and DC power lines.
  • Used in industrial automation systems.
  • Component for process automation.

B72210S381K551 FAQs

6 frequently asked questions generated from this part’s specifications.
What is the maximum surge current for the B72210S381K551 varistor?

The maximum surge current is 2.5kA.

What is the energy rating of the EPCOS B72210S381K551?

The energy rating is 40J.

What is the maximum AC voltage rating for this varistor?

The maximum AC voltage rating is 385VAC.

What is the typical varistor voltage?

The typical varistor voltage is 620V.

How is the B72210S381K551 varistor mounted?

It is designed for through-hole mounting.

What type of package does this varistor come in?

It comes in a disc package with a 10mm diameter.

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