Tel : +86 17359287459
Email : sales9@apterpower.com

Inquiry stage
Send me part number & company name & whatsapp & email address

Payment stage
Once price confirmed , I will make ProForma Invoice with bank account for you to pay

Shipment stage
Order your parts and arrange collection on the same day from our warehouse, either in person or by courier.

>>>1771-P4R
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The 1771-P4R is an industrial-grade, chassis-based redundant power supply module manufactured by Rockwell Automation under the Allen-Bradley brand. Designed for mission-critical automation setups where power failure could lead to costly system downtime, this module inserts directly into a standard 1771 universal I/O chassis slot to deliver stable electrical power to the backplane. Its primary function is to provide reliable fault-tolerant operation through load-sharing arrangements. When multiple 1771-P4R modules are daisy-chained via specialized redundancy cables, they actively share the system's power demand. If one power supply unit suffers a hardware failure or a loss of utility input, the remaining modules instantly pick up the load without causing a voltage drop or system reset, ensuring a true "bumpless" operational switchover. Furthermore, it features an integrated onboard fault alarm relay contact and front-facing LED indicators, allowing plant operators to instantly monitor power health and handle hot-swappable maintenance safely. |
>>>Data
Nominal Input Voltage: 120V AC
Input Voltage Operating Range: 97V AC to 132V AC
Input Line Frequency Range: 47 Hz to 63 Hz
Real / Apparent Input Power Draw: 59W / 92VA at full load
Max Input Amperage: 1.0 A at 120V AC
Integrated Alarm Relay Contact Rating: Up to 250V AC
Ambient Operating Temperature limits: 0°C to 55°C/60°C
Relative Operational Humidity Limits: 5% to 95% non-condensing atmosphere
>>>Major Business
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Distributed control system (DCS) |
Remote input / output module (RTU) |
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Programmable Logic Controller (PLC) |
AnyBus (Gateway) |
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Industrial PC (IPC) |
Human-machine interface |
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Industrial low-frequency screen |
Industrial control related ancillary products |
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>>>What Happens After You Order?
Step 1 Email confirmation
After checking out or requesting a quote, you will receive an email confirming that we have received your order. Your quote will be accepted or your web order will be placed.
Step 2 Dedicated customer service rep
One of our customer service reps will be in touch to verify your part(s) and confirm your shipping details.
There's also a principle running through everything amikon does that doesn't show up on a spec sheet: if a customer can't find their part anywhere else, the team will track it down. No dead ends. That's a promise, not a marketing line.
If your line is down or you're trying to source a part that everyone else has given up on, the story continues. So does the search.
>>>Disclaimer
Ewolomodule sells new and surplus products and develops channels for purchasing such products. This website has not been approved or recognized by any of the listed manufacturers or trademarks.
Ewolomodule is not an authorized distributor, dealer, or representative of the products displayed on this website. All product names, trademarks, brands, and logos used on this website are the property of their respective owners. The description, explanation, or sale of products with these names, trademarks, brands, and logos is for identification purposes only and is not intended to indicate any association with or authorization from any rights holder.
Disclaimer: Ewolomodule sells new and surplus products and develops channels for purchasing such products. This website has not been approved or recognized by any of the listed manufacturers or trademarks.Ewolomodule is not an authorized distributor, dealer, or representative of the products displayed on this website. All product names, trademarks, brands, and logos used on this website are the property of their respective owners. The description, explanation, or sale of products with these names, trademarks, brands, and logos is for identification purposes only and is not intended to indicate any association with or authorization from any rights holder.