Wickmann PCB Mount Reed Relay, 5V dc Coil, SPST, 200V Max, 500 mA Max, 500Ω
- RS Stock No.:
 - 174-0479
 - Mfr. Part No.:
 - HE721A0500
 - Brand:
 - Wickmann
 
Subtotal (1 tube of 500 units)*
£670.00
(exc. VAT)
£805.00
(inc. VAT)
FREE delivery for orders over £50.00
- 1,500 unit(s) ready to ship
 - Plus 999,998,000 unit(s) shipping from 26 May 2026
 
Units  | Per unit  | Per Tube*  | 
|---|---|---|
| 500 - 500 | £1.34 | £670.00 | 
| 1000 - 2000 | £1.294 | £647.00 | 
| 2500 + | £1.259 | £629.50 | 
*price indicative
- RS Stock No.:
 - 174-0479
 - Mfr. Part No.:
 - HE721A0500
 - Brand:
 - Wickmann
 
Select all  | Attribute | Value | 
|---|---|---|
| Brand | Wickmann | |
| Contact Configuration | SPST | |
| Coil Voltage | 5V dc | |
| Mounting Type | PCB Mount | |
| Maximum Switching Current DC | 500 mA | |
| Maximum Switching Voltage DC | 200V | |
| Coil Resistance | 500Ω | |
| Length | 19.05mm | |
| Height | 5.5mm | |
| Depth | 7.22mm | |
| Dimensions | 19.05 x 7.22 x 5.5mm | |
| Isolation Coil To Contact | 500V ac | |
| Terminal Type | PCB Pin | |
| Maximum Operating Temperature | +85°C | |
| Minimum Operating Temperature | -40°C | |
| Number of Poles | 1 | |
| Special Features | Diode Suppression Option, External Magnetic Shield Option, Optional Coil Suppression Diode → Protect Coil Drive Circuits | |
| Contact Resistance | 150 mΩ | |
| Operating Temperature Range | -40 → +85°C | |
| Maximum Switching Power DC | 10 W | |
| Operating Time Including Bounce | 1ms | |
| Select all | ||
|---|---|---|
Brand Wickmann  | ||
Contact Configuration SPST  | ||
Coil Voltage 5V dc  | ||
Mounting Type PCB Mount  | ||
Maximum Switching Current DC 500 mA  | ||
Maximum Switching Voltage DC 200V  | ||
Coil Resistance 500Ω  | ||
Length 19.05mm  | ||
Height 5.5mm  | ||
Depth 7.22mm  | ||
Dimensions 19.05 x 7.22 x 5.5mm  | ||
Isolation Coil To Contact 500V ac  | ||
Terminal Type PCB Pin  | ||
Maximum Operating Temperature +85°C  | ||
Minimum Operating Temperature -40°C  | ||
Number of Poles 1  | ||
Special Features Diode Suppression Option, External Magnetic Shield Option, Optional Coil Suppression Diode → Protect Coil Drive Circuits  | ||
Contact Resistance 150 mΩ  | ||
Operating Temperature Range -40 → +85°C  | ||
Maximum Switching Power DC 10 W  | ||
Operating Time Including Bounce 1ms  | ||
- COO (Country of Origin):
 - CN
 
Miniature dual-in-line (DIL) package
Available with normally open contacts
Benefits:
One relay, various contact choices help to reduce space and cost without compromising flexibility
Lower coil power consumption than electromechanical devices
Hermetically sealed switching contacts are immune to their environment
Transfer molded package gives maximum component protection
Applications:
Security systems
Telecom equipment
Process control systems
Industrial equipment
Instrumentation
Related links
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 - Meder PCB Mount Reed Relay SPST 0.4 A Max, 280Ω
 - Meder PCB Mount Reed Relay SPST 1 A Max, 500Ω
 
