World's First Climate Tech Platform | Free Delivery in India | Global Shipping

For Bulk Enquiry: sales@envmart.com

Littelfuse PCB Reed Switch 500 mA 200 V Sub-miniature Axial Lead Low Power MDCG-4-12-18

Free Delivery in India | Lowest Global Shipping Charges

Littelfuse PCB Reed Switch 500 mA 200 V Sub-miniature Axial Lead Low Power MDCG-4-12-18

Name: Littelfuse PCB Reed Switch 500 mA 200 V Sub-miniature Axial Lead Low Power MDCG-4-12-18
Brand: LITTELFUSE
SKU: 386952
Price: 135.59 INR
Availability: InStock



Category Reed Switch Brand LITTELFUSE Condition New

Specifications

Country of Origin	India
Brand	Littelfuse
Operating Temperature Range	-40°C to +125°C
Length	15.24mm
Model	MDCG-4-12-18
Width	2.28mm
Mount Type	PCB
Contact Material	Nickel Iron Alloy
Series	HE751
Maximum Switching Current	500mA
Maximum Operating Temperature	105°C
Minimum Operating Temperature	-40°C
Terminal type	Wire
Contact Resistance	100mΩ
Maximum Switching Power	10W
Standards/Approvals	UR
Maximum Switching Voltage	200V
Maximum Release Time	0.2ms
Operating Time Including Bounce	0.6ms
AT Value Range	12 to 18 AT

Key Features

Capable of switching currents up to 500 mA and power ratings up to 10 W.
Maximum switching voltage rated at 200 volts DC.
Low contact resistance of 100 milliohms ensures efficient signal transmission.
Constructed with nickel iron alloy contacts for durability and long service life.
Hermetically sealed glass envelope measuring 15.24 mm length by 2.28 mm width.
Operating temperature range from minus 40°C to 125°C for versatile applications.
Fast switching with a maximum release time of 0.2 ms and bounce time of 0.6 ms.
AT sensitivity range between 12 and 18 AT for magnetic actuation.

Product Description

Littelfuse MDCG-4-12-18 is a sub-miniature PCB reed switch with a 500 mA maximum switching current and 200 V maximum switching voltage. It features a low power design with axial lead wire terminals and is hermetically sealed in a glass envelope measuring 15.24 mm in length and 2.28 mm in width. The contact material is a nickel iron alloy, providing high reliability and durability for switching operations.

This reed switch exhibits a low contact resistance of 100 milliohms, ensuring effective current flow with minimal loss. The switch is designed for fast operation, having a maximum release time of 0.2 milliseconds and an operating time including contact bounce of 0.6 milliseconds, making it suitable for rapid switching needs.

The device operates reliably across a broad temperature range from -40°C to +125°C, allowing it to perform well in demanding industrial environments. The AT sensitivity rating ranges from 12 to 18 AT, indicating the magnetic field strength needed to actuate the switch. Intended mount type is PCB with wire terminals for easy circuit integration.

Common applications for this Littelfuse reed switch include use in reed relays, security systems, limit switching, level sensing, office equipment, and industrial control setups. The product complies with UL and ATEX Class I, Zone 2 standards, ensuring safety in classified environments.

This switch is an excellent choice for engineers and designers needing a compact, reliable, and low power reed switch suitable for industrial control and automation systems. Capable of switching up to 500 mA current at 200 V DC voltage.

Hermetically sealed for contamination resistance and long-term durability. Low electrical footprint and zero power required to close contacts. Axial lead design facilitates easy PCB mounting and integration. Fast switching speed with low contact resistance improves circuit performance.

Wide operating temperature range suits harsh industrial environments. Complies with UL and ATEX safety and quality standards. Explore more in the Reed Switch category on EnvMart for quality components.