Sevcon Service & Repair Forum

Can the Sevcon MOS90 631/40277 power supply be repaired or bought? Checking this off my to-do list.

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— Posted by Tong Sheng Holdings on 2013-10-22

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If you need your Sevcon 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 130 Comments

#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 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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#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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#Sevcon by Mohammad Tazuddin on 2013-08-15 12:01
Can the Sevcon MOS90 631/40277 power supply be repaired or bought? I'm trying to check this off my to-do list.

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#Sevcon by Carlos Garcia on 2012-02-18 15:17
Sevcon MOS90 631/46002 power supply not producing any voltage.

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#Sevcon by Eichhorst on 2012-03-03 02:10
We are experiencing power supply issues with the Sevcon MOS90 631/46002, impacting the production line. Urgent repair service needed to resolve the problem swiftly. Please prioritize this issue to minimize disruption.

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#Sevcontrol by Walter Rodriguez on 2013-11-17 05:30
The Sevcontrol MOS90 631/40164 power supply unit is not working.

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#Sevcontrol by ANIL KUMAR P on 2013-08-04 01:32
Hello, I'm interested in purchasing a Sevcontrol MOS90 631/40164 power supply. I'm not 100% sure if this is the correct model, but my team suggested I reach out to inquire about pricing and availability. I'm looking to source one quickly. Thank you.

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#Sevcon by Rouillard on 2013-07-16 12:44
Sevcon MOS90 631/40277 power supply issue affecting the production line. Urgently need repair service to resolve.

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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 optioseowerne on 2021-07-01 16:32
Can the Sevcon Millipak Control Unit be repaired or replaced? Trying to check it off your 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 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 Premanku on 2012-03-24 09:23
I'm having trouble with the Sevcon MOS90 631/46002, specifically related to the power supply. I'm not entirely sure what the issue is, but something seems to have stopped working. Any guidance or support you can provide would be greatly appreciated.

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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 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 Ingram on 2012-02-07 00:32
Our Sevcon MOS90 631/46002 unit experienced a power supply issue causing downtime today at 345 PM. Need quick resolution before the next shift starts. Thank you.

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#Sevcon by Surma on 2015-01-10 23:41
I'm currently experiencing an issue with the Sevcon MOS90 631/41063 controller. I'm unsure of the specifics, but something seems to have stopped working. Any assistance would be greatly appreciated.

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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 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 Des Whitaker on 2012-05-28 14:06
Can the Sevcon MOS90 631/46002 power supply be repaired or bought? Seeking to check this off my to-do list.

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#Sevcon by Kristen N Utt on 2013-07-09 20:32
Sevcon MOS90 631/40277 is malfunctioning, affecting the power supply line. Please prioritize this issue with the repair service to ensure a swift resolution.

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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 DIEGO SCIUTTO on 2012-12-03 20:43
The Sevcon MOS90 631/46002 unit is not functioning properly and requires maintenance attention.

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#Sevcon by persuno on 2012-01-16 09:36
My Sevcon MOS90 631/46002 power supply unit is not functioning properly. Looking for a tech who can repair industrial units like this.

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#Sevcon by James M Gradick on 2013-02-07 13:18
We experienced downtime due to an issue with the Sevcon MOS90 631/40277 unit, specifically with the power supply. This occurred earlier today and I'm seeking a quick resolution before the next shift begins. Thank you.

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#Sevcon by GABON on 2012-06-11 07:05
Hello, our Sevcon MOS90 631/46002 power supply is displaying error code 3F. The equipment is not powering up at all. Kindly advise on troubleshooting steps. 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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I need an update on the status of the Sevcon MOS90 631/46002 Power Supply. The unit is still down, and I require a response

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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 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 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 Dan Brock on 2026-06-02 18:02
I have a 4 wheel drive bad boy buggies that i changed from lead acid to lithium and now the machine wont move . I get a code on my sevcon 633T45320 controler that indicates either the motor is bad or the contactors are bad. I ve replaced both and i still gat the code. Wondering if there is a reset t…Purchase or Repair: Ticket Image...
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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 Kirk Niatsikas on 2012-01-10 16:30
: Our industrial unit is experiencing persistent issues with the hydraulic system in our production line. We have experienced multiple malfunctions, including incomplete processing of orders and production delays. The unit's hydraulic pressure control mechanism has been failing intermittently, causi…Purchase or Repair: Ticket Image...
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#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 trent atkinson on 2013-04-25 10:14
My Sevcon MOS90 631/40277 unit is not providing power. Need assistance or technician to repair. Thank you.

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#Sevcon by Eddie Thomas on 2012-08-12 19:45
We are experiencing power supply issues with the Sevcon MOS90 631/46002, impacting our production line. Urgent repair service is required to rectify the problem and resume normal operations

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#Sevcon by Olimpiu on 2013-02-11 05:39
The Sevcon MOS90 631/40277 power supply unit is not working as reported from the shop.

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#Sevcontrol by rassu on 2013-08-12 19:32
the Sevcontrol MOS90 631/40164 unit acting as a power supply went down mid-shift. Needs attention ASAP. Thanks.

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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 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 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 shahnawaz on 2012-08-06 04:24
The Sevcon MOS90 631/46002 unit in the warehouse is behaving unusually. It's not functioning as expected, exhibiting erratic behavior.

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#Sevcon by Peshak on 2012-05-21 20:58
I urgently need an update on the status of my Sevcon MOS90 631/46002 power supply unit. It is still down. Please respond

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#Sevcon by alton on 2012-06-05 22:19
I need an update on the Sevcon MOS90 631/46002 power supply. The unit is still down. Please reply

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#Sevcontrol by Toll on 2013-03-16 09:15
I need assistance with repairing my Sevcontrol MOS90 631/40164 power supply unit. Our production is stalled, and I'm hoping you can provide a solution. Do you have a replacement unit available for sale or repair?

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#Sevcon by Tuckwood on 2012-02-01 15:21
Hi, do you have a Sevcon MOS90 631/46002 available for sale or repair? Our unit has gone down, and it's affecting our production. Thank you.

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#Sevcon by aziz fayek aziz on 2015-07-30 20:20
Hello, I hope you're doing well! I'm working on getting your Sevcon MOS90 631/41063 controller fixed or replaced. Before proceeding, would you please advise if it can be repaired or if a new one needs to be purchased? I'm aiming to check this off my to-do list as soon as possible. Thank you! —> …Purchase or Repair: Ticket Image...
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#Sevcontrol by Amado Arcangel Zerendieta on 2013-04-20 08:05
The Sevcontrol MOS90 631/40164 power supply unit in the warehouse is exhibiting unusual behavior - not functioning as it typically does.

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Industrial Electronic Repair
145 Rockwell Place Ct
Tobaccoville, NC 27050
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Industrial Electronic Repair
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