Power Guard Guide
Learn about Power Guard Phidgets and when to use one.
Products for USB Sensing and Control
Quantity Available: 282
| Qty | Price |
|---|---|
| 10 | $47.50 |
| 25 | $42.50 |
| 50 | $37.50 |
| 100 | $35.00 |
The Power Guard Phidget 60V 50A is used to protect your system from power surges caused by motors. When this device detects a power surge, it steps in to regulate the excess energy and protect your system.
View our Power Guard Guide to determine if your application requires a power guard.
By following the above links in order, you will have set up Phidgets to work on your computer, in your preferred programming environment, and have a working knowledge of the essentials of programming with Phidgets.
If you've already gotten started but are running into some issues, these pages are for you.
If you don't know where to start, begin with general troubleshooting.
| Part Numbers | SAF2030_0, SAF2030_0MX |
| Power Supply Protector | |
|---|---|
| Trip Voltage | 76 V |
| Continuous Current | 50 A |
| Physical Properties | |
| Operating Temperature Max | 85 °C |
| Operating Temperature Min | -40 °C |
| Recommended Wire Size | 16 - 26 AWG |
| Customs Information | |
| Canadian HS Export Code | 8471.80.00 |
| American HTS Import Code | 8471.80.40.00 |
| Country of Origin | |
| SAF2030_0 | CN (China) |
| SAF2030_0MX | MX (Mexico) |
| Date | Board Revision | Device Version | Comment |
|---|---|---|---|
| October 2026 | 0 | N/A | Product Release |
This Phidget protects a power supply between 0 and 60V DC. Check the product page or data sheet of the device being powered to determine how much current is needed and what voltage range is permissable. Select the power supply from the list below that matches your region's wall socket type.
| Product | Electrical Properties | Physical Properties | ||
|---|---|---|---|---|
| Part Number | Price | Power Supply Current | Output Voltage | Wall Plug Style |
 Power Supply 24VDC 14.6A
|
$40.00 | 14.6 A | 24 V | — |
 Power Supply 24VDC 25A Current Limiting
|
$120.00 | 25 A | 24 V | — |
 Power Supply 24VDC 1.0A - US
|
$10.00 | 1 A | 24 V | North American |
 Power Supply-12VDC 2.0A - US
|
$10.00 | 2 A | 12 V | North American |
 Power Supply 12VDC 0.5A - EU
|
$1.50 | 500 mA | 12 V | European |
 Power Supply 12VDC 0.5A - US
|
$5.00 | 500 mA | 12 V | North American |
 Power Supply 12VDC 2.0A - AU
|
$10.00 | 2 A | 12 V | Australian |
 Power Supply 12VDC 2.0A - EU
|
$10.00 | 2 A | 12 V | European |
 Power Supply 12VDC 2.0A - UK
|
$10.00 | 2 A | 12 V | British |
 Power Supply 12VDC 5A
|
$18.00 | 5 A | 12 V | — |
 Power Supply 24VDC 2.5A
|
$20.00 | 2.5 A | 24 V | — |
 Power Supply 24VDC 5A
|
$40.00 | 5 A | 24 V | — |
 Power Supply 5VDC 3.5A
|
$15.00 | 3.5 A | 5 V | — |
We recommend using a fuse in combination with the SAF2020. This fuse holder can provide an easy way to add a fuse to your system:
| Product | Power Supply Protector | ||
|---|---|---|---|
| Part Number | Price | Trip Voltage | Continuous Current |
 Power Guard Phidget 60V 50A
|
$50.00 | 76 V | 50 A |
 Power Guard Phidget 30V 50A
|
$30.00 | 37 V | 50 A |
 Power Guard Phidget 30V 5A
|
$10.00 | 37 | 5 A |
 Programmable Power Guard Phidget 30V 50A
|
$20.00 | Selectable via software 8 - 33 VDC | 50 A |
