HE721A0500 is Obsolete and no longer manufactured.
Available Substitutes:

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Standex-Meder Electronics
In Stock: 176
Unit Price: $5.63000
Datasheet

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TE Connectivity Potter & Brumfield Relays
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Unit Price: $17.69000
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Reed Relay SPST-NO (1 Form A) 5VDC Coil Through Hole
Image shown is a representation only. Exact specifications should be obtained from the product data sheet.
Reed Relay SPST-NO (1 Form A) 5VDC Coil Through Hole
How to Choose a Relay - Another Teaching Moment

HE721A0500

DigiKey Part Number
HE100-ND
Manufacturer
Manufacturer Product Number
HE721A0500
Description
RELAY REED SPST 500MA 5V
Customer Reference
Detailed Description
Reed Relay SPST-NO (1 Form A) 5VDC Coil Through Hole
Datasheet
 Datasheet
EDA/CAD Models
HE721A0500 Models
Product Attributes
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Category
Coil Current
10 mA
Manufacturer
Littelfuse Inc.
Coil Type
Non Latching
Series
Termination Style
PC Pin
Packaging
Tube
Must Operate Voltage
3.75 VDC
Part Status
Obsolete
Must Release Voltage
0.5 VDC
Mounting Type
Through Hole
Operate Time
1 ms
Coil Voltage
5VDC
Release Time
1 ms
Contact Form
SPST-NO (1 Form A)
Operating Temperature
-40°C ~ 85°C
Contact Rating (Current)
500 mA
Coil Resistance
500 Ohms
Switching Voltage
200VDC - Max
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
Substitutes (2)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
DIP05-1A72-12LStandex-Meder Electronics176DIP05-1A72-12L-ND$5.63000Similar
JWD-107-1TE Connectivity Potter & Brumfield Relays1,961PB692-ND$17.69000Similar
Obsolete
This product is no longer manufactured. View Substitutes