Ropex Service & Repair Forum

I'm having trouble with the Ropex 0 740302. It's a temperature controller, but I'm not exactly sure how to describe the issue since something seems to have stopped working.

—> Purchase or Repair: Ticket Image

— Posted by Tim Storms on 2012-10-26

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.
Estimates are free with an approved repair. Declined or unrepairable units are subject to a $75 evaluation, handling, and standard return-shipping fee. Extended warranties may be available.
Shipping/Receiving:
Industrial Electronic Repair
124 Five Forks Dr PMB #208
King, NC 27021
Phone: 1-336-969-0110


Recent 106 Comments

#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 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 Ronald Boylan on 2014-08-19 16:26
One of the drive units just failed in the Ropex RES-440-L/400VAC 744013 control unit. I'll need to troubleshoot and replace it ASAP.

—> Purchase or Repair:
#Ropex by Peter John VRIEZEMA on 2012-01-04 02:41
The Ropex 0 740302 is a temperature controller that isn't functioning correctly. The maintenance team needs assistance with this unit.

—> 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 selastin on 2012-01-18 11:39
Hello, the Ropex RES-403/230VAC 740302, which is the controller unit, malfunctioned today and caused downtime around 230 PM. Please provide a quick update before the next shift arrives. Thank you.

—> 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 bunyamin on 2014-12-16 21:44
The Ropex RES-440-L/400VAC 744013 Control Unit is still down. We need a response as soon as possible. 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 Nilo on 2014-12-05 17:23
The Ropex RES-440-L/400VAC 744013 Control Unit in the warehouse is exhibiting abnormal behavior - it is not functioning as it typically does.

—> Purchase or Repair:
#Ropex by McLaren on 2014-02-19 16:19
The Ropex RES-440-L/400VAC 744013 Control Unit is still down. Need a response

—> Purchase or Repair:
#Ropex by Tusen on 2014-03-28 22:52
Ropex RES-440-L/400VAC 744013 Control Unit not responding to power-up, no display, no audible alerts.

—> 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 Ing. Jose Calos Pinto on 2012-08-02 21:55
Hello, I'm interested in purchasing the Ropex RES-403/230VAC 740302 controller. Could you please provide information on pricing and availability? I'm looking to source one quickly. 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 Dustin Chase on 2012-09-03 15:46
One of the Ropex 0 740302 Temperature Controllers just died on us needs immediate attention. I'm heading over to the next machine now.

—> 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 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 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 Gallo on 2014-12-31 22:54
The Ropex RES-440-L/400VAC 744013 control unit experienced a malfunction earlier today, leading to unexpected downtime. It occurred at approximately 230 PM during the production shift. Could you please provide some insight into what might have caused this issue? Thank you, and looking forward to you…Purchase or Repair: Ticket Image...
Show More
#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 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 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 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 Chaney on 2014-12-04 02:23
The Ropex RES-440-L/400VAC 744013 Control Unit is not working.

—> 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 john naud on 2014-12-26 08:06
I am experiencing an issue with the Ropex RES-440-L/400VAC 744013 Control Unit where something seems to have stopped working. I am uncertain about the exact nature of the problem, but could you please provide assistance with troubleshooting it? 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 LaCruze on 2012-02-24 00:21
The Ropex 0 740302 temperature controller is displaying Error Code E21, indicating a malfunction with the temperature sensor. Equipment is not regulating temperature properly, causing inconsistencies in production. Please advise on troubleshooting steps or schedule a technician visit for repair. —> …Purchase or Repair: Ticket Image...
Show More
#Ropex by grimes on 2014-02-12 20:58
The Ropex RES-440-L/400VAC 744013 Control Unit is exhibiting abnormal behavior in the warehouse. The unit is not functioning as it normally does.

—> Purchase or Repair:
#Ropex by Kaichen on 2012-06-11 09:05
The Ropex RES-403/230VAC 740302 unit is not functioning. Please investigate the issue. Thank you.

—> Purchase or Repair:
#Ropex by johnna villaceran on 2012-08-17 02:19
Hello, I am inquiring about a Ropex 0 740302, described as a Temperature Controller. Could you please provide me with more information and options for repair? Thank you.

—> Purchase or Repair:
#Ropex by Dantonio on 2012-02-09 22:35
Can you please confirm if the Ropex RES-403/230VAC 740302 controller is still supported? We are looking for replacement or repair options for this unit, but we are unsure about its manufacturer. Your assistance would be greatly appreciated. Thank you.

—> 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 Wentworth on 2014-01-04 06:11
The Ropex RES-440-L/400VAC 744013 Control Unit isn't working.

—> Purchase or Repair:
#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 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 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 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 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 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 Melina Rojas Saloma on 2014-07-02 04:57
The Ropex RES-440-L/400VAC 744013 control unit went down mid-shift. Please follow up on this tomorrow.

—> 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 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 Pascal Cesar on 2014-12-26 02:27
The unit RES-440-L/400VAC 744013 is currently not working. It is identified as a Control Unit.

—> Purchase or Repair:
#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 MitchelJege on 2014-03-13 16:02
I'm having trouble with the Ropex RES-440-L/400VAC 744013. The control unit seems to have stopped working properly. I'm not sure what the issue is, but your help would be greatly appreciated.

—> Purchase or Repair:
#Ropex by GRAPHIQUE on 2012-04-14 19:33
My Ropex RES-403/230VAC 740302 industrial unit stopped working suddenly. Need a specialist to repair the controller ASAP.

—> Purchase or Repair:
#Ropex by Ben Cooper on 2012-04-21 03:09
I'm experiencing some issues with the Ropex 0 740302 machine. It's a Temperature Controller, but I'm unsure about its functionality. Something seems to have stopped working, and I would appreciate some assistance to troubleshoot and resolve the problem.

—> 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:

Contact Us

🚑Shop Location🛠️

Industrial Electronic Repair
124 Five Forks Dr PMB #208
King, NC 27021
🚑 Rush repair shipments only — no walk-ins.

📞Phone

1-336-969-0110

📦Mailing Address🚛

Industrial Electronic Repair
124 Five Forks Dr PMB #208
King, NC 27021
📦 Mailing Address (for invoices or shipped repairs)
No walk-ins accepted.