HE721A2400
- Mfr.Part #
- HE721A2400
- Manufacturer
- Littelfuse
- Package / Case
- DIP
- Datasheet
- Download
- Description
- RELAY REED SPST 500MA 24V
- Stock
- 4,417
- In Stock :
- 4,417
Request A Quote(RFQ)
- * Fullname:
- * Company:
- * E-Mail:
- Phone:
- Comment:
- * Quantity:
- Manufacturer :
- Littelfuse
- Product Category :
- Reed Relays
- Mount :
- Through Hole
- Voltage - Rated DC :
- 200V
- Depth :
- 9.52mm
- Must Operate Voltage :
- 16VDC
- Contact (DC) Max Rating R Load :
- .5A@200VDC
- Coil Current :
- 11.1mA
- Radiation Hardening :
- No
- Termination :
- PC Pin
- Operating Temperature :
- -40°C~85°C
- Width :
- 7.24mm
- Published :
- 2007
- Coil Power :
- 264mW
- Packaging :
- Tube
- Sealing :
- Hermetically Sealed
- ECCN Code :
- EAR99
- Height :
- 7.5mm
- Coil/Input Supply Type :
- DC
- Operate Time :
- 1ms
- REACH SVHC :
- Unknown
- Series :
- HE700
- Ratings :
- IP67
- Coil Voltage (DC) :
- 24V
- PCB Hole Count :
- 4
- Insulation Resistance :
- 10000000000Ohm
- RoHS Status :
- ROHS3 Compliant
- Termination Style :
- PC Pin
- Number of Terminations :
- 4
- Release Time :
- 1 ms
- Reference Standard :
- CUL; UL
- Switching Current :
- 500mA
- Contact Form :
- SPST-NO (1 Form A)
- Physical Dimension :
- 19.5mm x 7.22mm x 5.5mm
- Relay Action :
- Momentary
- Must Release Voltage :
- 2VDC
- Factory Lead Time :
- 23 Weeks
- Coil Type :
- Non Latching
- Dielectric Strength Between Coil and Contacts :
- 500 Vrms
- Throw Configuration :
- SPST
- Switching Voltage :
- 200VDC -Max
- Max Current Rating :
- 500mA
- Contact Current(DC)-Max :
- 0.5A
- Coil Voltage :
- 24VDC
- Number of Pins :
- 8
- Body Breadth :
- 7.22 mm
- Lead Free :
- Lead Free
- Length :
- 19.05mm
- Coil Resistance :
- 2.15kOhm
- Contact Resistance :
- 150mOhm
- Max Voltage Rating (DC) :
- 200V
- Switching Capacity :
- 10 W
- Mounting Type :
- Through Hole
- Package / Case :
- DIP
- Contact (DC) Max Power Rating R Load :
- 10W@200VDC
- Relay Type :
- Reed
- Dielectric Strength Between Open Contacts :
- 250 Vrms
- Input Switching Control Type :
- Random
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Datasheets
- HE721A2400

HE721A2400 datasheet pdf and Reed Relays product details from Littelfuse Inc. stock available at
You may place an order without registering to Chip IC. We strongly recommend that you log in before purchasing as you can track your order at any time.
RFQ (Request for Quotations)It is recommended to send RFQ to get the latest prices and stock availability about the part.Our sales will reply to your inquiry within 24 hours.
Payment MethodFor your convenience, we accept multiple payment methods in USD, Such as:PayPal, Credit Card, and wire transfer.
IMPORTANT NOTICEYou may place an order without registering to 1. You'll receive an order confirmations by e-mail soon . (Please remember to check the spam box if you didn't hear from us). 2. Since stock availability and prices may change at any time, the sales will reconfirm the order details and update you at soonest time.
Most of our products are shipped via FEDEX,DHL,UPS and SF EXPRESS...
Shipping CostShipping Cost starts at $40, but some countries will exceed $40. For example (South Africa, Brazil, India, Pakistan, Israel, etc.).If customer have shipping account, we can make shipment under customer’s shipping account with freight collect directly.
The basic freight (for package ≤0.5 KG ) depends on the time zones and countries
Once the goods are shipped, estimated delivery time depends on the shipping methods you chose. You can track it by the tracking no.
Manufacturer related products
Catalog related products
Related products
| Part | Manufacturer | Stock | Description |
|---|---|---|---|
| HE721A0500 | Littelfuse | 3,200 | RELAY REED SPST 500MA 5V |
| HE721A0510 | Littelfuse | 26,022 | RELAY REED SPST 500MA 5V |
| HE721A0515 | Littelfuse | 47,483 | RELAY REED SPST 500MA 5V |
| HE721A0520 | Littelfuse | 29,389 | RELAY REED SPST 500MA 5V |
| HE721A0530 | Littelfuse | 24,322 | RELAY REED SPST 500MA 5V |
| HE721A0540 | Littelfuse | 41,794 | RELAY REED SPST 500MA 5V |
| HE721A0550 | Littelfuse | 6,023 | RELAY REED SPST 500MA 5V |
| HE721A1200 | Littelfuse | 8,443 | RELAY REED SPST 500MA 12V |
| HE721A1210 | Littelfuse | 543 | RELAY REED SPST 500MA 12V |
| HE721A1215 | Littelfuse | 15,219 | RELAY REED SPST 500MA 12V |
| HE721A1220 | Littelfuse | 5,054 | RELAY REED SPST 500MA 12V |
| HE721A1230 | Littelfuse | 46,384 | RELAY REED SPST 500MA 12V |
| HE721A1240 | Littelfuse | 18,648 | RELAY REED SPST 500MA 12V |
| HE721A1250 | Littelfuse | 38,429 | RELAY REED SPST 500MA 12V |
| HE721A2410 | Littelfuse | 6,450 | RELAY REED SPST 500MA 24V |
















