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HE721A1200

Littelfuse

HE721A1200 by Littelfuse

HE721A1200 by Littelfuse is a 1 FORM A SPST Reed Relay with 10W@200VDC power rating. With 1ms operate time, it's hermetically sealed and ideal for AC/DC supply applications. Featuring 12V nominal coil voltage, it offers high insulation resistance of 10000000000 ohm and dielectric strength up to 500 Vrms.

Median Price

$1.303

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Chip1Stop

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UK . 500 parts In-Stock

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Arrow

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$1.633

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RS Americas

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$1.660

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DigiKey

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Verical

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$1.303

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$1.072

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Master Electronics

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TTI

USA . 450 parts In-Stock

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$1.010

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$0.970

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Nova Conductors

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Component Electronics Inc.

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Forefront Electronics and Design

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IBS Electronics

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Vyrian

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BCID Electronics Ltd.

Israel . 500 parts In-Stock

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Netroflash

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$0.978

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$0.958

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Allen Electronics Distributors

USA . 500 parts In-Stock

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$1.820

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$1.460

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South Africa . 289 parts In-Stock

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Perfect Parts

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Overview

Discover the superior quality and reliability of the Littelfuse HE721A1200 Reed Relay. Designed by a trusted manufacturer, this hermetically sealed relay offers momentary action and a maximum contact DC power rating of 10W@200VDC. Perfect for a variety of applications, this dry reed relay provides customers with a reliable and efficient solution for their switching needs. With a nominal coil voltage of 12V and a compact design, the HE721A1200 delivers exceptional performance while ensuring peace of mind. Experience the benefits of this high-quality relay today and elevate your projects to the next level.

Feature Benefit Bullets

Relay Function: SPST

Allows for simple on/off control, suitable for various applications.

Relay Form: 1 FORM A

Provides a single pole, single throw configuration for efficient switching.

Operate Time: 1 ms

Offers fast response time, ideal for applications requiring quick switching.

Maximum Contact DC Power Rating (R Load): 10W@200VDC

Can handle high power loads, suitable for demanding applications.

Insulation Resistance: 10000000000 ohm

Ensures reliable operation and prevents electrical leakage.

Body Width: 7.22 inch

Compact size for space-saving installation in different equipment.

Sealing: HERMETICALLY SEALED

Provides protection against contaminants and moisture, ensuring long-term reliability.

Relay Action: MOMENTARY

Allows for temporary switching, suitable for applications requiring specific timing.

No. of Terminals: 8

Provides multiple connection points for versatile installation options.

Body Height: 5.5 mm

Low profile design for easy integration in tight spaces.

Maximum Operating Temperature: 85 °C

Can withstand high temperatures, suitable for harsh environments.

Maximum DC Coil Current: 0.012 A

Efficient coil operation for minimal power consumption.

Maximum AC Contact Current: 0.35 A

Can handle moderate current loads for various applications.

DC Coil Release Voltage: 1 V

Allows for reliable coil de-energization at low voltage levels.

Minimum Operating Temperature: -40 °C

Can operate in low temperature conditions, suitable for a wide range of environments.

DC Coil Operate Voltage: 8 V

Efficient coil operation at a moderate voltage level.

Nominal Coil Voltage: 12 V

Standard coil voltage for compatibility with different systems.

Input Switching Control Type: Random

Offers flexibility in switching control options for diverse applications.

PCB Hole Count: 4

Designed for easy PCB mounting with multiple holes for secure installation.

Maximum DC Contact Voltage: 200 V

Suitable for high voltage DC applications, providing versatile switching capabilities.

Reference Standard: CUL; UL

Compliant with industry standards for safety and performance assurance.

Contact or Output Supply Type: AC/DC

Compatible with both AC and DC supplies for versatile usage.

Maximum Contact AC Rating (R Load): 0.35A@140VAC

Can handle AC loads efficiently, suitable for various applications.

Dielectric Strength Between Open Contacts: 250 Vrms

Ensures insulation between open contacts, preventing electrical arcing.

Relay Type: DRY REED RELAY

Offers reliable switching using dry reed contacts for long-lasting performance.

Release Time: 1 ms

Provides quick release after switching, ideal for precise control applications.

Coil Power (mW): 144

Efficient coil power consumption for energy savings.

Packing Method: BULK

Available in bulk packaging for cost-effective purchasing and stocking options.

Body Length/Diameter: 19.05 mm

Compact and cylindrical design for versatile installation in different systems.

Coil Resistance: 1000 ohm

Suitable coil resistance for stable operation and optimal performance.

Dielectric Strength Between Coil & Contacts: 500 Vrms

Ensures insulation between coil and contacts, preventing electrical breakdown.

Maximum Contact DC Rating (R Load): 0.5A@200VDC

Can handle high DC current loads, suitable for heavy-duty applications.

Maximum DC Contact Current: 0.5 A

Efficiently handles high DC current loads, suitable for demanding applications.

Termination Type: SOLDER

Allows for secure soldered connections, ensuring reliable operation.

Contact Resistance: 150 mohm

Low contact resistance for efficient power transfer and minimal energy loss.

Maximum AC Contact Voltage: 140 V

Suitable for moderate AC voltage applications, providing reliable switching capabilities.

Coil or Input Supply Type: DC

Requires DC input supply for operation, suitable for DC-based systems.

Mounting Feature: THROUGH HOLE-STRAIGHT MOUNT

Offers easy through-hole installation with straight mounting for secure positioning.

Maximum DC Coil Voltage: 31 V

Can operate efficiently at a moderate DC coil voltage level for stable performance.

Terminal Length: 0.1181 inch

Standard terminal length for easy connection and installation.

Technical Specifications

Reed Relays HE721A1200 attributes and parameters. Explore more Reed Relays devices from Littelfuse

Relay Specifications

Relay Type:

Relay Action:

Relay Function:

Relay Form:

1 Form A

Input Switching Method:

Random

Contact Electrical Specifications

Contact Maximum DC Current:

500 mA

Contact Maximum DC Voltage:

200 V

Contact Maximum DC Rating (R Load):

0.5A@200VDC

Contact Resistance:

150 mΩ

Coil Maximum DC Voltage:

31 V

Contact Maximum AC Current:

350 mA

Contact Maximum AC Voltage:

140 V

Contact Maximum AC Rating (R Load):

0.35A@140VAC

Contact Maximum DC Power Rating (R Load):

10W@200VDC

Coil Electrical Specifications

Coil Resistance:

1 kΩ

Coil/Input Supply Type:

DC

Coil Maximum DC Current:

12 mA

Coil DC Operate Voltage:

8 V

Coil DC Release Voltage:

1 V

Coil Power:

144 mW

Coil Nominal Voltage:

12 V

Terminal & Contact Material

Termination Type:

Solder

Operational Characteristics

Activation Time:

1 ms

Release Time:

1 ms

Minimum Operating Temperature:

-40 °C (-40 °F)

Maximum Operating Temperature:

85 °C (185 °F)

Coil-Contacts Dielectric Strength:

500 Vrms

Open Contacts Dielectric Strength:

250 Vrms

Insulation Resistance:

10 GΩ

Physical Specifications

Width:

7.22 in (183.388 mm)

Height:

0.217 in (5.5 mm)

Length/Diameter:

0.75 in (19.05 mm)

PCB Hole Count:

4

Terminal Count:

8

Terminal Length:

0.1181 in (3 mm)

Packing Method:

Bulk

Reliability & Standards

Sealing Type:

Hermetically Sealed

Industry Standard Compliance:

Trade Compliance

HE721A1200 Relays trade compliance attributes, and parameters.

ECCN

EAR99

ECCN Governance

EAR

HTS

8536.49.00.50

SB

8536.49.00.50

NSN

5945-21-897-0160, 5945218970160

NIIN

218970160

PCN

Manufacturer Highlights

Littelfuse

Littelfuse is a diversified industrial technology manufacturing company empowering a sustainable, connected, and safer world. Across more than 20 countries, and with approximately 18,000 global associates, we partner with customers to design and deliver innovative, reliable solutions. Serving over 100,000 end customers, our products are found in a variety of industrial, transportation, and electronics end markets—everywhere, every day. Headquartered in Chicago, Illinois, United States, Littelfuse was founded in 1927.

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