Ropex Service & Repair Forum

My Ropex 0 740302, which I believe is a Temperature Controller, is experiencing some issues. Something seems to have stopped working, and I'm unsure how to troubleshoot it. Any guidance or support would be greatly appreciated.

—> Purchase or Repair: Ticket Image

— Posted by roland MIRANDA on 2012-09-13

Reply🗨️Ask a New Question Below❓


Recent Comments Search: "Ropex"

If you need your Ropex unit tested or repaired,
give us a call at 1-336-969-0110.
We offer free estimates and extended warranties on the work performed.
Shipping/Receiving:
Industrial Electronic Repair
145 Rockwell Place Ct
Tobaccoville, NC 27050
Phone: 1-336-969-0110


Recent 106 Comments

#Ropex by bliss on 2012-01-17 12:45
The Ropex RES-403/230VAC 740302 controller is displaying error code E-25 and showing a constant alarm for "overvoltage." The equipment is not responding or functioning properly. Please advise on troubleshooting steps or repair recommendations. Thank you.

—> Purchase or Repair:
#Ropex by Juan C Perez on 2014-05-04 00:20
One of the Ropex RES-440-L/400VAC 744013 units in the warehouse is exhibiting unusual behavior. It is not functioning as expected, but I am not able to provide a specific term for the malfunction.

—> Purchase or Repair:
#Ropex by Jeffrey on 2012-03-25 01:08
The Ropex RES-403/230VAC 740302 controller unit is malfunctioning, causing a significant disruption to our production line. Immediate action is required to rectify this issue

—> Purchase or Repair:
#Ropex by wbjs on 2012-12-02 10:13
The Ropex RES-403/230VAC 740302 controller is showing error code E102, indicating a communication failure with the main unit. Equipment is currently down, affecting production. Please advise on troubleshooting steps or repair options. Thank you.

—> Purchase or Repair:
#Ropex by Ajardy Dias Alves on 2012-05-26 22:04
The Ropex 0 740302, which is a Temperature Controller unit, malfunctioned earlier today causing unexpected downtime. It happened during the night shift between 200 AM and 300 AM. Please provide guidance on what actions need to be taken to prevent this from reoccurring. Thank you. —> …Purchase or Repair: Ticket Image...
Show More
#Ropex by Jamesseirl on 2014-02-16 00:58
Hello, I am interested in purchasing the Ropex RES-440-L/400VAC 744013 Control Unit. Can you please provide me with information on pricing and availability? I am looking to source this unit quickly. Thank you.

—> Purchase or Repair:
#Ropex by Rachel Fogarty on 2014-12-20 04:44
I observed that one of the Ropex RES-440-L/400VAC 744013 control units in the warehouse is displaying unusual behavior. It is not functioning as it normally does and is acting erratically.

—> Purchase or Repair:
#Ropex by Kft. on 2012-07-27 15:19
Ropex 0740302 displaying error code E4, generating high temp alarm. Equipment down, urgent assistance needed.

—> Purchase or Repair:
#Ropex by manop on 2014-12-04 04:23
I've noticed that the Ropex RES-440-L/400VAC 744013 control unit seems to have stopped functioning properly. It's difficult to pinpoint the exact issue without further investigation. I recommend having a technician take a look to diagnose and repair the problem.

—> Purchase or Repair:
#Ropex by Kristie Thompson on 2014-12-24 04:06
Looking for repair for Ropex RES-440-L/400VAC 744013 Control Unit unit not powering up or responding to controls. Please contact if you can troubleshoot and repair

—> Purchase or Repair:
#Ropex by AGUSTI on 2012-10-28 22:03
the Ropex RES-403/230VAC 740302 controller unit went down mid-shift. Needs attention ASAP. Thanks.

—> Purchase or Repair:
#Ropex by JAYARAJAN.C.N on 2014-12-28 07:06
Hello, I'm reaching out on behalf of a client who needs assistance with a Ropex RES-440-L/400VAC 744013 Control Unit. They are experiencing some issues but we don't have the full details yet. Can you please provide information on how to diagnose and potentially repair this unit? Thank you. —> …Purchase or Repair: Ticket Image...
Show More
#Ropex by Peek on 2012-04-20 12:05
Do you have a Ropex 0 740302 Temperature Controller available for sale or repair? It's urgent for production continuity. Thank you.

—> Purchase or Repair:
#Ropex by Chaney on 2014-12-04 02:23
The Ropex RES-440-L/400VAC 744013 Control Unit is not working.

—> Purchase or Repair:
#Ropex by Dustin Pham on 2014-12-23 17:06
The Ropex RES-440-L/400VAC 744013 control unit is displaying error code E5 and the alarm keeps going off intermittently causing the equipment downtime. Please advise on the troubleshooting steps urgently.

—> Purchase or Repair:
#Ropex by Wayne fLEMING on 2014-12-31 13:54
Hi there, could you please provide repair information for a Ropex RES-440-L/400VAC 744013 Control Unit? It's urgent, thank you!

—> Purchase or Repair:
#Ropex by Otto Schmidt on 2012-01-31 02:03
The Ropex RES-403/230VAC 740302 controller is displaying error code E07, causing the equipment to malfunction. Please advise on troubleshooting steps or repair options. Thank you.

—> Purchase or Repair:
#Ropex by Kaschak on 2014-03-25 06:30
There was a downtime incident with the Ropex RES-440-L/400VAC 744013 Control Unit. It occurred during our shift on . Need a quick update before next shift comes in.

—> Purchase or Repair:
#Ropex by eugenio cortis on 2012-08-02 20:55
Can the Ropex RES-403/230VAC 740302 controller be repaired or should it be replaced? I'm trying to check this off my to-do list.

—> Purchase or Repair:
#Ropex by Deline on 2012-08-02 08:55
The Ropex RES-403/230VAC 740302 controller is not working as reported.

—> Purchase or Repair:
#Ropex by EZALDEIN on 2014-11-21 14:12
Hello, I'm interested in the Ropex RES-440-L/400VAC 744013 Control Unit for purchase. Can you please provide me with information on pricing and availability? I'm looking to source this quickly. Thank you.

—> Purchase or Repair:
#Ropex by WALSON on 2012-05-22 09:25
Ropex 0 740302 temperature controller malfunctioning, affecting production line operation. Uptime critical, require immediate repair service for swift resolution.

—> Purchase or Repair:
#Ropex by Bondan Susilo Rahardjo on 2012-02-08 08:55
The Ropex 0 740302 Temperature Controller unit isn't working as reported.

—> Purchase or Repair:
#Ropex by Brick Roberts on 2019-11-14 00:00
I'm having trouble with the Ropex res-407-0-3 machine. It seems like something has stopped working, but I'm not sure what exactly. I would appreciate any assistance you can provide. Thank you.

—> Purchase or Repair:
#Ropex by Rick Pero on 2012-05-26 18:04
The Ropex RES-403/230VAC 740302 controller is not powering on.

—> Purchase or Repair:
#Ropex by Javier Valle on 2012-04-27 21:08
The Ropex 0 740302 is a Temperature Controller that is currently not working. Maintenance team is trying to troubleshoot the issue.

—> Purchase or Repair:
#Ropex by POLINTAN on 2012-11-21 10:47
I'm sorry to hear that your Ropex 0 740302 is not working properly. It seems like the temperature controller is having issues, but I'm not entirely sure since I am a front-office employee. I recommend contacting our technical team for further assistance with troubleshooting.

—> Purchase or Repair:
#Ropex by Rafael Wischkin on 2014-02-12 05:58
Could you please advise if the Ropex RES-440-L/400VAC 744013 Control Unit is still supported or if replacement parts are available for it? We have an older unit but are unsure of the manufacturer.

—> Purchase or Repair:
#Ropex by Valdis Kundzins on 2014-12-27 09:06
There was a downtime incident with the Ropex RES-440-L/400VAC 744013 Control Unit. Please provide a quick summary of what happened and when the incident occurred. Thank you.

—> Purchase or Repair:
#Ropex by Steve Grom on 2014-12-26 03:27
Just had a failure on the Ropex RES-440-L/400VAC 744013 Control Unit, likely a drive or board issue. Will troubleshoot and update as needed.

—> Purchase or Repair:
#Ropex by kimon vidalis on 2014-12-21 01:44
Do you have a Ropex RES-440-L/400VAC 744013 Control Unit available for sale or repair? Need it urgently to keep production running. Thank you.

—> Purchase or Repair:
#Ropex by muhammad Nouman on 2014-12-21 12:44
The Ropex RES-440-L/400VAC 744013 is not functioning. Maintenance team is investigating.

—> Purchase or Repair:
#Ropex by John Scarborough on 2012-02-06 17:32
Ropex RES-403/230VAC 740302 controller not responding to input commands, hindering production line.

—> Purchase or Repair:
#Ropex by Rainbow on 2012-08-06 09:24
Could you please confirm whether the Ropex 0 740302 Temperature Controller is still supported or if replacement parts are available for this older unit? Thank you.

—> Purchase or Repair:
#Ropex by Jinnings on 2012-04-23 22:21
Could you please confirm if the Ropex RES-403/230VAC 740302 Controller is still supported or if replacement parts are available for this older unit? Thank you.

—> Purchase or Repair:
#Ropex by John de Castro on 2012-08-23 10:48
the Ropex 0 740302 Temperature Controller failed during the night shift. Please check it out first thing in the morning. Thanks!

—> Purchase or Repair:
#Ropex by MOHAMED DRICI on 2012-08-24 08:00
The Ropex 0 740302 Temperature Controller is not functioning properly.

—> Purchase or Repair:
#Ropex by George Blackmon on 2012-11-25 21:04
The Ropex 0 740302 temperature controller experienced a malfunction that led to unexpected downtime. The issue occurred on , impacting our production output. Please advise on the best course of action to prevent this from happening again before the next shift begins. Thank you. —> …Purchase or Repair: Ticket Image...
Show More
#Ropex by kirankumar on 2012-03-29 23:18
Hello, we have a client who is experiencing issues with the Ropex RES-403/230VAC 740302 controller. Can you please provide information on troubleshooting and repair options for this product? Thank you.

—> Purchase or Repair:
#Ropex by Phillip E Mead on 2025-09-19 20:11
Request Service for RopexModel/Part : 744013 Res 440 L 400Vac Control Unit

—> Purchase or Repair:
#Ropex by rick rodriguez on 2014-08-13 17:22
the Ropex RES-440-L/400VAC 744013 control unit went down during the shift. Needs attention ASAP. Thanks.

—> Purchase or Repair:
#Ropex by muhammad Nouman on 2014-11-21 10:12
Could you please confirm if the Ropex RES-440-L/400VAC 744013 Control Unit is still supported, and if replacement parts are available for it? Thank you.

—> Purchase or Repair:
#Ropex by Mitul Ravat on 2014-02-14 19:58
the Ropex RES-440-L/400VAC 744013 Control Unit went down mid-shift. Needs attention ASAP. Thanks!

—> Purchase or Repair:
#Ropex by Don Havener on 2012-01-28 15:12
I'm having trouble with the Ropex 0 740302, which I believe is a Temperature Controller. It seems that something has stopped working, and I'm unsure how to fix it. Any assistance or guidance would be greatly appreciated.

—> Purchase or Repair:
#Ropex by Sidebottom on 2012-02-22 01:22
Hello, we still have an unresolved issue with our Ropex RES-403/230VAC 740302 controller. It's important that we receive a response

—> Purchase or Repair:
#Ropex by CALLAN on 2012-06-15 04:28
The Ropex RES-403/230VAC 740302 controller malfunctioned at 1145 PM, causing unexpected downtime. Urgent response needed before the next shift.

—> Purchase or Repair:
#Ropex by Howard Robertson on 2014-07-29 07:24
The Ropex RES-440-L/400VAC 744013 Control Unit is still down. Please prioritize fixing this issue and provide an update

—> Purchase or Repair:
#Ropex by alex zhusma on 2014-12-17 02:44
I'm having trouble with the Ropex RES-440-L/400VAC 744013 control unit. It seems like something has stopped working. I'm not really sure what the issue is, but I wanted to reach out for help.

—> Purchase or Repair:
#Ropex by Danielglota on 2014-12-22 01:44
Hello, Can the Ropex RES-440-L/400VAC 744013 Control Unit be repaired or replaced? I'm trying to check this off my to-do list. Thank you.

—> Purchase or Repair:
#Ropex by Jarkko on 2012-02-09 14:35
The Ropex RES-403/230VAC 740302 controller on Unit X went down during the night shift. Need to investigate and repair ASAP. Can you take care of it during the day shift? Thanks.

—> Purchase or Repair:

Contact Us

🚑Shop Location🛠️

Industrial Electronic Repair
145 Rockwell Place Ct
Tobaccoville, NC 27050
🚑 Rush repair shipments only — no walk-ins.

📞Phone

1-336-969-0110

📦Mailing Address🚛

Industrial Electronic Repair
931-E S. Main St #204
Kernersville, NC 27284
📦 Mailing Address (for invoices or shipped repairs)
No walk-ins accepted.