| Allicdata Part #: | HE721C2440-ND |
| Manufacturer Part#: |
HE721C2440 |
| Price: | $ 0.00 |
| Product Category: | Relays |
| Manufacturer: | Littelfuse Inc. |
| Short Description: | RELAY REED SPDT 250MA 24V |
| More Detail: | N/A |
| DataSheet: |  HE721C2440 Datasheet/PDF |
| Quantity: | 1000 |
| 1 +: | 0.00000 |
Specifications
| Turn Off Voltage (Min): | 2 VDC |
| Coil Resistance: | 2 kOhms |
| Coil Power: | -- |
| Contact Material: | -- |
| Operating Temperature: | -40°C ~ 85°C |
| Termination Style: | PC Pin |
| Mounting Type: | Through Hole |
| Features: | EMI Shielded |
| Release Time: | 3ms |
| Operate Time: | 3ms |
| Series: | HE700 |
| Turn On Voltage (Max): | 16 VDC |
| Switching Voltage: | 175VDC - Max |
| Contact Rating (Current): | 250mA |
| Contact Form: | SPDT (1 Form C) |
| Coil Voltage: | 24VDC |
| Coil Current: | 12.0mA |
| Coil Type: | Non Latching |
| Part Status: | Active |
| Packaging: | Tube |
Description
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Reed relays are electromechanical devices used to switch electrical circuits. They are constructed from a flexible metal strip wrapped carefully around a pair of electrodes. When a small electrical current is applied to the electrodes, the metal strip is magnetically closed and creates an electrical connection. This connection allows the circuit to be switched on or off. The HE721C2440 reed relay is one of the most popular reed relay models available on the market.The HE721C2440 reed relay is a single pole double throw (SPDT) device with a rated voltage of 24V DC and a rated current of 10A. It features a dual coil design which provides higher levels of switching capability and improved reliability. The HE721C2440 also includes surge suppression circuitry to protect against overloads and spikes that can cause damage to connected devices.The HE721C2440 reed relay is ideal for applications that require high current capacity and reliable switching. It is widely used in industrial and automotive controls, home automation systems, robotics, motor control systems, security systems, and lighting systems. Additionally, it is commonly used to provide priority control for industrial processes and other applications where a low cost and reliable switch is required.The HE721C2440 reed relay is a versatile device that is easy to install and requires minimal maintenance. The relays are manufactured with high quality materials and are designed to provide long term reliability. They are designed to provide consistent and reliable switching under a wide range of environmental conditions.The working principle of the HE721C2440 reed relay is based on the principle of magnetic attraction. When a current is applied to the coil, a magnetic field is generated which attracts the metal strip to close the contacts and make a connection. When current is removed from the coil, the magnetic field collapses and the metal strip is released, breaking the connection and switching off the circuit.In conclusion, the HE721C2440 reed relay is an ideal choice for applications requiring reliable and accurate switching. The device is easy to install and requires minimal maintenance. It is designed to provide long-term reliability and consistent switching performance under a variety of environmental conditions.
The specific data is subject to PDF, and the above content is for reference
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| Part Number | Manufacturer | Price | Quantity | Description |
|---|
| HE722A2420 | Littelfuse I... | 0.0 $ | 1000 | RELAY REED DPST 500MA 24V |
| HE721A1240 | Littelfuse I... | 0.94 $ | 1000 | RELAY REED SPST 500MA 12V |
| HE721C2440 | Littelfuse I... | 0.0 $ | 1000 | RELAY REED SPDT 250MA 24V |
| HE721A0520 | Littelfuse I... | 1.48 $ | 1000 | RELAY REED SPST 500MA 5V |
| HE722A2400 | Littelfuse I... | -- | 1970 | RELAY REED DPST 500MA 24V |
| HE721A1200 | Littelfuse I... | 0.78 $ | 5183 | RELAY REED SPST 500MA 12V |
| HE721A2450 | Littelfuse I... | 0.0 $ | 1000 | RELAY REED SPST 500MA 24V |
| HE721C2400 | Littelfuse I... | 2.46 $ | 1980 | RELAY REED SPDT 250MA 24V |
| HE721A2410 | Littelfuse I... | 1.06 $ | 1982 | RELAY REED SPST 500MA 24V |
| HE721A0550 | Littelfuse I... | 0.0 $ | 1000 | RELAY REED SPST 500MA 5V |
| HE721A2400 | Littelfuse I... | 0.88 $ | 1564 | RELAY REED SPST 500MA 24V |
| HE721C1230 | Littelfuse I... | 2.22 $ | 1000 | RELAY REED SPDT 250MA 12V |
| HE722A0600 | Littelfuse I... | 1.36 $ | 1000 | RELAY REED DPST 500MA 5V |
| HE721C0530 | Littelfuse I... | 2.08 $ | 1000 | RELAY REED SPDT 250MA 5V |
| HE721C2420 | Littelfuse I... | 0.0 $ | 1000 | RELAY REED SPDT 250MA 24V |
| HE721C1240 | Littelfuse I... | 0.0 $ | 1000 | RELAY REED SPDT 250MA 12V |
| HE722A2450 | Littelfuse I... | 0.0 $ | 1000 | RELAY REED DPST 500MA 24V |
| HE721A0530 | Littelfuse I... | 1.55 $ | 1000 | RELAY REED SPST 500MA 5V |
| HE721A1215 | Littelfuse I... | 0.0 $ | 1000 | RELAY REED SPST 500MA 12V |
| HE721R2400 | Littelfuse I... | 0.0 $ | 1000 | RELAY REED SPDT 250MA 24V |
| HE721R1200 | Littelfuse I... | 0.0 $ | 1000 | RELAY REED SPDT 250MA 12V |
| HE721C2430 | Littelfuse I... | 4.29 $ | 1984 | RELAY REED SPDT 250MA 24V |
| HE721R0510 | Littelfuse I... | 6.32 $ | 1000 | RELAY REED SPDT 250MA 5V |
| HE721C1250 | Littelfuse I... | 2.3 $ | 1000 | RELAY REED SPDT 250MA 12V |
| HE722A0520 | Littelfuse I... | 0.0 $ | 1000 | RELAY REED DPST 500MA 5V |
| HE721A0540 | Littelfuse I... | 0.77 $ | 1000 | RELAY REED SPST 500MA 5V |
| HE722A0610 | Littelfuse I... | 1.42 $ | 1000 | RELAY REED DPST 500MA 5V |
| HE721C1220 | Littelfuse I... | 0.0 $ | 1000 | RELAY REED SPDT 250MA 12V |
| HE721A1220 | Littelfuse I... | 0.91 $ | 1000 | RELAY REED SPST 500MA 12V |
| HE722A0540 | Littelfuse I... | 0.0 $ | 1000 | RELAY REED DPST 500MA 5V |
| HE722A0550 | Littelfuse I... | 0.0 $ | 1000 | RELAY REED DPST 500MA 5V |
| HE722A1230 | Littelfuse I... | 0.0 $ | 1000 | RELAY REED DPST 500MA 12V |
| HE721C2450 | Littelfuse I... | 2.49 $ | 1000 | RELAY REED SPDT 250MA 24V |
| HE721R2410 | Littelfuse I... | 2.23 $ | 1000 | RELAY REED SPDT 250MA 24V |
| HE721C0520 | Littelfuse I... | 2.14 $ | 1000 | RELAY REED SPDT 250MA 5V |
| HE722A1220 | Littelfuse I... | 0.0 $ | 1000 | RELAY REED DPST 500MA 12V |
| HE722A2430 | Littelfuse I... | 0.0 $ | 1000 | RELAY REED DPST 500MA 24V |
| HE721A1250 | Littelfuse I... | 0.0 $ | 1000 | RELAY REED SPST 500MA 12V |
| HE722A0500 | Littelfuse I... | 2.44 $ | 7317 | RELAY REED DPST 500MA 5V |
| HE722A2440 | Littelfuse I... | 0.0 $ | 1000 | RELAY REED DPST 500MA 24V |
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