Sevcon Service & Repair Forum

Can you please provide more information about the Sevcon MOS90 631/46002 power supply unit so I can check if it is still supported and if replacement parts are available?

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— Posted by Nosowicz on 2012-08-19

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If you need your Sevcon unit tested or repaired,
give us a call at 1-336-969-0110.
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Industrial Electronic Repair
145 Rockwell Place Ct
Tobaccoville, NC 27050
Phone: 1-336-969-0110


Recent 130 Comments

#Sevcon by James Tesche on 2012-06-29 18:39
I'm experiencing some issues with the Sevcon MOS90 631/46002 related to its power supply. It seems like something has stopped working, but I'm uncertain about the exact nature of the problem. Any assistance would be greatly appreciated.

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#Sevcon by shazad on 2012-05-29 20:30
One of the Sevcon MOS90 631/46002 power supplies has failed during maintenance rounds. Need to address immediately to keep machines running.

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#Sevcontrol by Tran Son Mai on 2013-07-17 15:55
Can the Sevcontrol MOS90 631/40164 power supply be repaired or bought? I'm trying to check this off my to-do list.

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#Sevcon by Thanos Athanasiadis on 2012-01-28 21:12
Hello, I am reaching out regarding Sevcon MOS90 631/46002, which is a Power Supply unit. My client is experiencing issues with it and needs some information on repair services. Can you please provide details on troubleshooting and repair options available for this specific model? Thank you. —> …Purchase or Repair: Ticket Image...
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#Sevcon by bhvnveszpk on 2015-07-06 16:58
Do you have a Sevcon MOS90 631/41063 controller available for sale or repair? This unit is crucial for our production. Your

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#Sevcontrol by Lucjan on 2013-01-03 19:16
One of the drives/boards in Sevcontrol MOS90 631/40164 power supply failed. Will troubleshoot further and update on the status ASAP.

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#Sevcontrol by hamid on 2013-10-19 23:07
the Sevcontrol MOS90 631/40164 power supply unit went down mid-shift. Please check it out first thing in the morning. Thanks!

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#Sevcon by NGUYEN HUY DINH on 2015-08-01 23:20
Hello, Do you have repair information available for a Sevcon MOS90 631/41063 controller that needs a replacement? It stopped working, and we need a quick solution. Your

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#Sevcon by Agustín Vega Yépez on 2012-01-08 01:43
Hello, I am interested in purchasing a Sevcon MOS90 631/46002 Power Supply. I am not entirely sure if this is the correct model, but my team suggested reaching out to inquire about pricing and availability. I am looking to source this unit quickly. Thank you.

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#Sevcon by Giampiero Di Marco on 2012-04-21 00:09
We experienced downtime due to an issue with the Sevcon MOS90 unit 631/46002, specifically related to the power supply. This occurred during the current shift, and I'm reaching out for further guidance before the next shift starts. Thank you.

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#Sevcon by Foor on 2013-02-24 10:59
Could the Sevcon MOS90 631/40277 power supply be repaired or purchased as a replacement? I'm working on checking this off my to-do list. Thank you!

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#Sevcon by donnie rasnake on 2012-06-23 23:35
Can the Sevcon MOS90 631/46002 power supply be repaired or bought? I'm trying to address this on my to-do list.

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#Sevcon by velandia on 2013-02-25 11:48
Could you please confirm if the Sevcon MOS90 631/40277 can be repaired or if a replacement can be purchased? I'm trying to check this off my to-do list. Thank you!

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#Sevcon by Brill on 2012-11-19 18:03
The Sevcon MOS90 631/46002 is not functioning properly and requires attention from the maintenance team.

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#Sevcon by Steve Tate on 2012-03-01 00:29
Seeking repair for Sevcon MOS90 631/46002 power supply unit. Unit is not functioning properly. Need help from a skilled technician to troubleshoot and repair it

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#Sevcon by HOSPITAL on 2012-11-02 09:45
Can the Sevcon MOS90 631/46002 Power Supply be repaired or bought? I'm trying to check this off my to-do list. Thank you!

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#Sevcon by David Barnes on 2012-03-16 13:47
Hello, I am inquiring about Sevcon MOS90 631/46002, which is a power supply. My client is experiencing issues with this part and would like to get more information on repair options. Thank you.

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#Sevcon by peter coutts on 2013-02-01 16:53
I apologize for the inconvenience, but there seems to be an issue with the power supply unit of your Sevcon MOS90 631/40277. It's possible that this is causing the machine to stop working as expected. I recommend contacting a technician to diagnose and resolve the problem.

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#Sevcon by harper on 2012-11-21 17:47
Hello, I am reaching out on behalf of my client who is experiencing an issue with their Sevcon MOS90 631/46002, described as a power supply problem. Can you please provide assistance or information regarding this matter? Thank you.

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#Sevcon by SMAILL TABRIZI on 2015-08-14 02:20
Sevcon MOS90 631/41063 Controller not responding.

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#Sevcon by Pavlicek on 2006-12-11 00:00
My Sevcon Millipak controller is not powering on, and the machinery it controls is non-functional. Looking for a technician who can diagnose and repair the issue

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#Sevcon by medel on 2012-06-10 05:36
the Sevcon MOS90 631/46002 unit that handles the power supply went down mid-shift. Need someone to take a look ASAP in the morning.

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#Sevcon by PeterArres on 2013-08-13 03:35
Hello, do you have a Sevcon MOS90 631/40277 power supply available for sale or repair? We need it urgently to keep production running. Thank you.

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#Sevcon by Edgar Rodriguez on 2013-03-16 20:15
My Sevcon MOS90 631/40277 is still down and in need of assistance. Please respond

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#Sevcon by Mika on 2012-10-20 00:57
The Sevcon MOS90 631/46002 is still down and I need assistance with the power supply. Please provide a response this time.

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#Sevcon by David Simmons on 2013-08-15 01:01
Hey, the Sevcon MOS90 631/40277 power supply unit went down mid-shift. Needs attention ASAP. Thanks!

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#Sevcon by McDaid on 2012-08-02 05:55
Hi there, can you provide repair information for a Sevcon MOS90 631/46002 Power Supply unit? It has stopped working and we need a replacement. Thank you.

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#Sevcon by kieffer on 2012-05-18 09:35
The Sevcon MOS90 631/46002 power supply unit in the warehouse is behaving unusually. It is not functioning as it normally does, exhibiting erratic or strange behavior.

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#Sevcon by Chrisman on 2012-10-28 21:03
Sevcon MOS90 631/46002 power supply not providing consistent voltage output.

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#Sevcontrol by KOLLEY on 2013-02-11 06:39
Sevcontrol MOS90 631/40164 seems to be down due to a power supply issue. No power, no lights, and no response from the equipment. Please advise on the possible cause and solution.

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#Sevcon by Marcel on 2026-05-13 10:34
Hello,my friends PCB burned out. Can you send me the PCB gerber data and possibly also the bill of materials? I can make a new PCB myself.ThanksMarcel

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#Sevcon by Swanson on 2013-12-30 16:27
Sevcon MOS90 631/40277 power supply is not providing power to the machine.

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#Sevcon by Jack M Hughey on 2012-01-04 19:51
The Sevcon MOS90 631/46002 unit is currently not functioning. Maintenance team needs assistance with it.

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#Sevcontrol by Dennis Fischer on 2013-07-23 23:32
We experienced downtime due to a power supply issue with the Sevcontrol MOS90 631/40164. Need a quick explanation of what happened and when it occurred. Shift change is imminent.

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#Sevcon by Tanwarr on 2012-08-02 10:55
Could you please provide any additional information about the Sevcon MOS90 631/46002 power supply so we can check if it's still supported and if replacement parts are available? Thank you.

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#Sevcon by Beamond on 2012-08-04 14:24
The Sevcon MOS90 631/46002 experienced a power supply issue, resulting in downtime. This occurred earlier today during the morning shift. I would appreciate a

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#Sevcontrol by Debra Posey on 2013-03-21 23:40
Sevcontrol MOS90 631/40164 power supply is malfunctioning, impacting production.

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#Sevcon by Ing. Omar Martinez on 2020-10-16 17:53
: Our industrial unit, a 10,000 sq ft facility used to manufacture high-pressure hydraulic pumps, has experienced a catastrophic failure in its main control system, rendering it completely unusable. Since the control system is crucial for ensuring safe and efficient operation of the machinery, our p…Purchase or Repair: Ticket Image...
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#Sevcon by Pallo on 2013-01-30 22:47
Sevcon MOS90 631/40277 power supply is now down. Error code 12 appears on the screen. Please advise on the next steps to resolve this issue

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#Sevcon by Rodger Jarrett on 2012-01-01 20:53
Can this Sevcon MOS90 631/46002 power supply unit be repaired or bought as a replacement? Just trying to resolve this as part of completing my to-do list.

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#Sevcon by Anita Hadlow on 2013-08-19 19:32
I have a Sevcon MOS90 631/40277 industrial unit that is not powering up. Looking for a repair technician to fix it as soon as possible.

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#Sevcon by James Dodds on 2013-06-17 10:16
The Sevcon MOS90 631/40277 power supply unit isn't working as reported.

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#Sevcon by Kingsley Beck on 2012-04-08 19:47
The Sevcon MOS90 631/46002 power supply component is failing, causing a disruption on the production line. Please address this issue urgently to minimize downtime. Thank you.

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#Sevcontrol by Zuccarelli on 2016-07-10 20:16
Drive failure reported on Sevcontrol MOS90 631/40038 controller. Need immediate attention to troubleshoot and replace.

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#Sevcontrol by Dincic on 2013-10-02 14:55
My Sevcontrol MOS90 631/40164 power supply unit is malfunctioning. Looking for a repair technician to resolve the issue

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#Sevcon by Bayu on 2012-09-19 19:15
The Sevcon MOS90 631/46002 unit appears to be a power supply. It is currently not functioning properly, and assistance from the maintenance team is needed.

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#Sevcon by Kevin West on 2015-07-22 00:20
Can you provide me with a timeline of the issue or the parts you've tried to fix it if you have?

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#Sevcon by Eugene van As on 2012-01-25 01:29
The Sevcon MOS90 631/46002 is showing error code E231. Power supply failure preventing equipment operation. Urgently need technician assistance to diagnose and resolve issue to minimize downtime.

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#Sevcon by jean on 2013-04-04 23:28
Looking for someone to repair a Sevcon MOS90 631/40277 power supply unit.

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#Sevcon by JENNIFER SMITH on 2015-08-15 08:20
The Sevcon MOS90 631/41063 controller is displaying error code E5. Equipment not responding, possible issue with control board. Please advise on troubleshooting steps or repair needed. Thank you.

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