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Yes. Contact our team for datasheets, package information, product specifications, alternative parts and sourcing support related to 30R400UMR.

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Contact our sourcing team for current stock, batch information, lead time, technical documents, alternative parts and volume pricing.

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Littelfuse Inc. RFQ AVAILABLE

30R400UMR

PTC RESET FUSE 30V 4A RADIAL

Part Number: 30R400UMR

Manufacturer: Littelfuse Inc.

Category: PTC Resettable Fuses

Package: Radial, Disc

Datasheet:: 30R400UMR.pdf

Description: PTC RESET FUSE 30V 4A RADIAL

Select Quantity Stock: 79,066

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TECHNICAL RESOURCES

30R400UMR Technical Information

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Hot Sale
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Specifications

Product Attribute: Attribute Value

Part Number: 30R400UMR

Manufacturer: Littelfuse Inc.

Package: Radial, Disc

Package/Case: Radial, Disc

Series: POLY-FUSE®, 30R

Packaging: Cut Tape (CT)

Product Status: Active

Type: Polymeric

Voltage - Max: 30V

Current - Hold (Ih) (Max): 4 A

Current - Trip (It): 8 A

Current - Max: 40 A

Time to Trip: 12.7 s

Resistance - Initial (Ri) (Min): 10 mOhms

Resistance - Post Trip (R1) (Max): 50 mOhms

Resistance - 25°C (Typ): -

Operating Temperature: -40°C ~ 85°C

Grade: -

Qualification: -

Ratings: -

Mounting Type: Through Hole

Size / Dimension: 0.551" L x 0.118" W (14.00mm x 3.00mm)

Height - Seated (Max): 0.866" (22.00mm)

Thickness (Max): -

Lead Spacing: 0.201" (5.10mm)

Frequently Asked Questions

1. How can I order 30R400UMR from Haishengye Electronics?

Submit an RFQ directly on this page with your required quantity, target price and delivery requirements. Our sales team will review the request and provide a quotation.

2. How does Haishengye Electronics verify the quality of 30R400UMR?

We work with qualified suppliers and review sourcing channels, traceability, packaging and product condition before shipment.

3. Are the stock and price of 30R400UMR updated in real time?

Electronic component inventory and prices may change frequently. Displayed values are references, and final stock and pricing will be confirmed in the quotation.

4. Which payment methods are supported?

Wire Transfer, PayPal, Alipay, WeChat, Credit Card, Western Union, MoneyGram and Escrow may be supported depending on the order and destination.

5. How is international shipping arranged?

International shipping may be arranged through DHL, UPS, FedEx, TNT and other logistics channels. Tracking information will be provided after shipment.

6. What is the return or replacement process for 30R400UMR?

Contact our sales team within the agreed period if there are quantity differences, incorrect items or clear external defects. Products should remain unused and in their original packaging.

7. Can I request technical support for 30R400UMR?

Yes. Contact our team for datasheets, package details, product specifications, alternative parts and sourcing assistance.

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Packaging and Shipping Protection

Step 1 Product Inspection

Step 2 Casing & Dry Pipe

Step 3 Anti-static Bags

Step 4 Inner Carton

Step 5 Shipping Label

Step 6 International Delivery

Packaging may be adjusted according to product type, quantity, moisture sensitivity and destination requirements.

30R400UMR Procurement and Technical Support

30R400UMR is manufactured by Littelfuse Inc.. This page provides purchasing information including manufacturer, category, package, datasheet, stock reference, price reference and product specifications.

Haishengye Electronics supports customers sourcing 30R400UMR and related electronic components for prototype development, maintenance, NPI, production preparation and one-stop BOM procurement.

Submit an RFQ to request the latest stock, price, lead time, batch information, alternative parts, package confirmation or technical documents for 30R400UMR.

Part Number: 30R400UMR

Manufacturer: Littelfuse Inc.

Package: Radial, Disc

Category: PTC Resettable Fuses

Submit BOM RFQ Contact Sales

Payment Method

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Transaction fees are charged according to the selected bank or payment system rules.

Shipping Method

DHL

FedEx

UPS

TNT

Shipped From

Shenzhen warehouse

Dispatch Time

Usually 1–3 business days after confirmation

Lead Time

Shipping Fee

Calculated according to destination and parcel weight

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