WM30-20-P_WALTER_Power Fuse(Speed Fuse)_6*30_20A_Parameters_ Price

Attribute Name	Attribute Value
Manufacturer	WALTER
Product Series	WM30 Series
Product Type	Power Fuse
EU RoHS	2011/65/EU
EU REACH	REACH SVHC(1907/2006/EC)
Rated Current	200mA~30A
Rated Voltage	660V AC/DC
Breaking Capacity（AC/DC)	1000A
Operating Temperatur	-55℃～125℃
Standards	UR;CUR
Storage Conditions	Under airtight in tem-Perature+10℃～60℃、relative humidity ≦75%
WM30-XXX (rated current <2A)	240PCS
WM30-XXX (rated current ≧2A)	250PCS
WM30-XXX-P	75PCS
WM30-XXX-P-L	100PCS
WM30-XXX-P-SXL	100PCS

File Type	File Name
Company Profile	Walter_ Profile_JAP.pdf
	Walter_ Profile_ENG.pdf
	Walter_Profile_CN.pdf
Data Sheet	WM30_V5.pdf
Electronic	Walter_ Product_overview.pdf
	Walter_POWER_Fuses.pdf
	Walter_Components_Catalog.pdf

Lead time： Estimated delivery date when out of stock 2026-03-25

Quantity

Unit Price

$2.416392

$2.137578

$1.703866

100

$1.487010

Quantity

Unit Price

500

$1.332114

1000

$1.028516

Online Inquiry

* Order quantity ：

MPQ：250

MOQ： 250

MOQ：1

When the purchase quantity is less than the inventory, you can purchase directly, the purchase quantity is: N * MOQ
When the purchase quantity is greater than the inventory, you need to order; when ordering, the purchase quantity is: N * MPQ

Order quantity

Unit Price

Count

Lead time： {{ (product.stock > 0 && product.num <= product.stock) ? 'In stock': 'Estimated delivery date ' + product.leadDate }}

Add to cart Buy it now

Product Recommendation Maker Dynamics Applications

Introduction to the SMB series of Sart metal foil alloy SMT resistors The Sart metal foil alloy SMB resistor adopts the FR4 process technology, which has stronger toughness than the traditional metal foil process ceramic alloy resistor and can achieve thinner thickness. Widely used in various communication and miniaturized mobile devices. For example: smartphones, smart wearables, Bluetooth earphones, and so on. This article provides a detailed introduction to the electrical performance selection parameters of the Sart metal foil alloy resistance SMB series.

Alloy Resistance Selection Manual Suzhou Walter Electronics Walter is a professional manufacturer of alloy resistors and fuses. The following is an explanation of the Waltere Walter alloy resistor selection manual. Ward alloy resistance includes pure metal alloy resistance, alloy pasted resistance, bare copper shunt, long electrode alloy resistance, four terminal Kelvin sampling resistance, etc. The following is a unified introduction and download of the selection manual. Hnstshop Mall provides one-stop procurement and technical support services.

The basic principle and function of current sensing resistor This article introduces the basic principle and function of current sensing resistor, and will explain the current sensing resistor from three aspects: definition, function, and selection. Current sensing resistor is a special type of resistor used to measure the current in a circuit. Its working principle is based on Ohm's law, that is, current is equal to voltage divided by resistance. By connecting a current sensing resistor in a circuit, we can indirectly measure the magnitude of the current by measuring the voltage passing through it.

Product Discontinuation Notice current fuses and thermal fuses have been designated for discontinuation.

The working principle of current sensing resistor and its application in circuits Hnstshop Mall explains the working principle of current sensing resistors and the application of current sensing resistors in a generous manner.The recommended brand is:ELLON. Current sensing resistor is a special type of resistor used to measure the current in a circuit. Its working principle is based on Ohm's law, that is, current is equal to voltage divided by resistance. By connecting a current sensing resistor in a circuit, we can indirectly measure the magnitude of the current by measuring the voltage passing through it.

Walter 6125SF series disposable quick break fuse The Walter 6125SF series fuse is a disposable quick break fuse with current and voltage limiting functions, which can be used to protect circuits from overcurrent damage. Its packaging specification is 6.1 * 2.5, with a rated current of 1.0A~20A. This type of fuse has a fast melting characteristic and can respond to short circuit or overcurrent faults in a timely manner, thereby protecting the safety of circuits and equipment.

Introduction to SMD fuse 0603F series Hnstshop Mall will comprehensively introduce the Huade Walter electronic disposable patch fuse 0603F series. The 0603F series is a disposable quick break patch fuse with high stability and consistency, playing a crucial role in protecting circuits. 0603F series patch fuse current range: 0.5A~6A, rated voltage 63V~125V DC. This article will comprehensively introduce the selection parameters and electrical performance of the 0603F series SMD fuses.

Description of STE series of alloy current detection resistors Hnstshop Mall is an officially authorized agent of Suzhou Huade Electronic Walter. Below is a detailed explanation of the Suzhou Huade Electronics Walter alloy current detection resistor STE series. Mainly introduced from the following aspects: 1. The advantages of the STE series. 2. Naming convention. 3. Product selection parameter table. 4. Product functional characteristics. Hnstshop Mall is an officially authorized agent for Suzhou Huade Electronic Walter, with a large quantity of stock, price advantages, original factory technical support, one-stop buying and selling, and after-sales service.

Four Key Points to Improve the Resistance and Moisture Resistance of Alloy Humidity is a critical environmental factor affecting the performance and lifespan of alloy resistors during electronic device operation. Enhancing moisture resistance in alloy resistors is essential for ensuring the reliability and stability of electronic equipment. As a leading agent in the alloy resistor industry, Shenzhen Shunhai Technology Co., Ltd. has a deep understanding of the key factors in improving moisture resistance. Huannian Mall, as a professional online platform, also helps customers obtain alloy resistor products with excellent moisture resistance.

Walter Pure Metal Alloy Resistance MSH Series Parameter Introduction The Walter alloy resistance MSH series is a pure metal alloy resistance, which can be divided into manganese copper alloy and iron chromium aluminum alloy. Manganese copper alloy is an ultra-low resistance alloy with a resistance of 0.5mR~0.003R, and iron chromium aluminum alloy with a resistance of 0.004R~0.056R. The Huade Walter alloy resistance MSH series has a conventional power of 2W and also has a high power of 3W. The Huade pure metal alloy resistance MSH series has strong impact resistance and low-temperature drift performance advantages, and is widely used in products such as power supplies, BMS, new energy, home appliances, etc.

Product Recommendation Maker Dynamics Applications

Suzhou Walter Electronics' latest price increase notice 2026 version Suzhou Walter Electronics Co., Ltd. was established in 2000 and is a brand manufacturer of fuses, resistors, leakage current sensors, NTC thermistors, and other products. Due to the sharp increase in raw material prices, we hereby raise the prices.

WALTER Alloy Resistors: MHTC1206 Series Current Sensing Resistors Product Introduction The MHTC1206 Series Current Sensing Resistors are high-precision electronic components designed with a metal strip structure. Featuring long electrodes, two terminals, and no side electrodes, they have a size specification of 0.12×0.06 inches, specifically engineered for accurate current detection scenarios. Adopting MnCu alloy as the core material and advanced manufacturing processes, this series offers outstanding advantages such as low resistance, high precision, and high reliability, making it widely applicable in various electronic devices and circuit systems that require precise current monitoring.

WALTER Alloy Resistors: PMSH1206 Series Current Sensing Resistors Product Details The PMSH1206-Series is a high-performance Metal Strip Current Sensing Resistor designed with a compact structure and reliable performance. It features short electrodes, two terminals, and is made of pure metal, with a standard size of 0.12×0.06 inches. This series is engineered to meet the precise current sensing needs of various electronic devices, offering excellent electrical characteristics and strong environmental adaptability. Whether in industrial control systems, automotive electronics, or consumer electronic products, the PMSH1206-Series delivers stable and accurate current measurement support.

WALTER STE-M-2010 Metal Foil Current Sensing Resistor Product Introduction The STE-M-2010 is a high-performance metal foil current sensing resistor belonging to the STE-M-series, specifically engineered for precise current detection in a wide range of electronic applications. Crafted with premium materials and advanced manufacturing techniques, this resistor delivers exceptional electrical stability, reliable performance, and excellent environmental adaptability. It adheres to strict quality standards, making it an ideal choice for scenarios that demand accurate current measurement and stable operation under various working conditions.

Product Discontinuation Notice current fuses and thermal fuses have been designated for discontinuation.

Suzhou Walter launches new alloy resistor PMSB/PMSH series Suzhou Walter Electronics has launched a new series of pure metal alloy surface mount resistors PMSB/PMSH, with theme volumes of 1206 and 2512, using two materials: manganese copper (MuCu) and Kama. The products have high resistance to surge impact and low parasitic inductance, and are widely used in various power management systems and control systems.

MTT-T20A adds CQC safety certification, part number, silk screen and packaging change notification MTT-20A ceramic tube fuse has added CQC safety certification. The original product code MTT-T20A0V2T202300BG has been changed to MTT-T20A0V2T202300BM1G. The body has been added with CQC silk screen printing, and the outer packaging box has been added with CQC identification.

Introduction to the Huade Resistance Series and Product Application Fields Founded in Suzhou in 2000, Walder Electronics has developed a large number of alloy resistors that meet market demands in response to changes in the market. Below is an explanation of the parameters of different series of Walter alloy resistors, hoping to help engineers choose.

Product number：	F08-6030-20A06VFAM30A
Manufacturer Product Number：	WM30-20-P
Manufacturer ：	WALTER
Series ：	WALTER-WM30
Type ：	Power Fuse(Speed Fuse)
Size ：	6*30
Current Value ：	20A
Breaking Series ：	Fast Acting Type
Voltage ：	AC/DC 660V
Termination Style ：	Axial strip Lead
Description：	Power Fuse ,6*30mm ,20A ,660VAC/DC ,Fast Acting Type ,Axial strip Lead ,WALTER-WM30 ,-

WM30-20-P,WALTER,Power Fuse(Speed Fuse)

WM30-20-P

Series Introduce Find Similar

Series Introduce Find Similar

File

Product Recommendation Maker Dynamics Applications

Product Recommendation Maker Dynamics Applications

Product Recommendation Maker Dynamics Applications

{{ isChinese?level2Category.viewNameCn:level2Category.viewNameEn }}

WM30-20-P,WALTER,Power Fuse(Speed Fuse)

WM30-20-P

Series Introduce Find Similar

Series Introduce Find Similar

File

Related Series

Product Recommendation Maker Dynamics Applications

Product Recommendation Maker Dynamics Applications

Product Recommendation Maker Dynamics Applications