Sevcon for Service call 1-336-969-0110 at Industrial Electronics Repair

Sevcon Service & Repair Forum

: 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, causing significant disruptions to our workflow. While we believe a direct replacement for the existing hydraulic unit might be necessary, we need an assessment of the full scope of potential repairs and cost estimates for both repair options (full rebuild/replacement).:

—> Purchase or Repair:

— Posted by Kirk Niatsikas on 2012-01-10

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Sevcon → Sevcon MOS90 631/46002 ↗

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 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.

—> Purchase or Repair:

#Sevcon by Joel Moorman - Moorman Electric on 2012-08-06 03:24

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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#Sevcon by PITCOCK on 2012-05-11 17:30

Do you have a Sevcon MOS90 631/46002 Power Supply unit available for sale or repair? Our production is currently down, and we rely on your support to keep it running smoothly.

—> Purchase or Repair:

#Sevcon by McGeady on 2012-06-28 09:01

I'm following up again regarding the Sevcon MOS90 631/46002 that is still down. Urgent attention is needed. Please provide an update

—> Purchase or Repair:

#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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#Sevcon by Lloyd Rontti on 2012-08-04 10:24

I am following up on the Sevcon MOS90 631/46002 issue. The unit is still down. Please respond

—> Purchase or Repair:

#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.

—> Purchase or Repair:

#Sevcontrol by melanie hamilton on 2016-12-06 13:32

I am following up on my previous message regarding the Sevcontrol MOS90 631/40038 unit being down. It is crucial that someone addresses this issue

—> Purchase or Repair:

#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:

#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

—> Purchase or Repair:

#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 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 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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#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.

—> Purchase or Repair:

#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 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.

—> Purchase or Repair:

#Sevcontrol by corbell on 2013-01-17 19:36

Hello, I have a client in need of assistance with a Sevcontrol MOS90 631/40164 power supply. They are experiencing some issues with it. Can you please provide some information on troubleshooting and repair options? Thank you.

—> Purchase or Repair:

#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.

—> Purchase or Repair:

#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.

—> Purchase or Repair:

#Sevcon by Carlos Garcia on 2012-02-18 15:17

Sevcon MOS90 631/46002 power supply not producing any voltage.

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#Sevcontrol by it on 2013-08-06 19:32

My Sevcontrol MOS90 631/40164 power supply is malfunctioning and needs repair. Looking for a qualified technician to fix it as soon as possible. Thank you.

—> Purchase or Repair:

#Sevcon by SHAIKH MUJJAFAR NAJIR on 2012-07-19 03:59

I'd like to inquire about the pricing and availability of the Sevcon MOS90 631/46002 Power Supply unit. My team recommended I reach out to you regarding this. I am hoping to source one quickly. Thank you!

—> Purchase or Repair:

#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.

—> Purchase or Repair:

#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.

—> Purchase or Repair:

#Sevcon by BAYSDEN on 2013-07-30 15:32

Is the Sevcon MOS90 631/40277 still supported or are replacement parts available for repair?

—> Purchase or Repair:

#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?

—> Purchase or Repair:

#Sevcon by MIKALEF on 2012-08-12 20:45

I'm experiencing issues with the Sevcon MOS90 631/46002 model related to the power supply. Something seems to have stopped working, and I'm unsure of the exact problem. Any assistance you could provide would be greatly appreciated.

—> Purchase or Repair:

#Sevcon by SMAILL TABRIZI on 2015-08-14 02:20

Sevcon MOS90 631/41063 Controller not responding.

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#Sevcon by Goeda on 2013-05-25 06:24

Can the Sevcon MOS90 631/40277 power supply be repaired or purchased? I'm trying to check this off my to-do list.

—> Purchase or Repair:

#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.

—> Purchase or Repair:

#Sevcontrol by joseph ugwuneke on 2013-11-02 11:52

Machine not turning on.

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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:

#Sevcon by Soliz on 2013-08-01 07:32

The Sevcon MOS90 631/40277 power supply unit is exhibiting unusual behavior in the warehouse. It is not performing its normal functions and appears to be acting erratic or strange. Further investigation is needed to identify and address the issue with this unit.

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#Sevcon by GUSTAVO CARRERA on 2014-12-28 00:00

the Sevcon Millipak 633T45312 controller in Unit X went down mid-shift. Need someone to check it out ASAP in the morning. Thanks!

—> Purchase or Repair:

#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.

—> Purchase or Repair:

#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:

#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.

—> Purchase or Repair:

#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.

—> Purchase or Repair:

#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.

—> Purchase or Repair:

#Sevcon by bosco on 2012-08-03 07:44

Machine is not receiving power; production is currently offline.

—> Purchase or Repair:

#Sevcon by Tong Sheng Holdings on 2013-10-22 12:18

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

—> Purchase or Repair:

#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

—> Purchase or Repair:

#Sevcon by SLOANE on 2012-04-06 17:55

Do you have a Sevcon MOS90 631/46002 power supply available for sale or repair? Our unit is down, and we need a solution to keep production running.

—> Purchase or Repair:

#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.

—> Purchase or Repair:

#Sevcon by Monica on 2012-11-19 04:59

Could you please confirm if the Sevcon MOS90 631/46002 power supply unit is still supported or if replacement parts are available? The unit is older, and we are unsure about the manufacturer. Thank you.

—> Purchase or Repair:

#Sevcon by mamadou samba on 2012-07-02 16:39

Sevcon MOS90 631/46002 power supply failure on one of the drives or boards. Need immediate attention to prevent downtime.

—> Purchase or Repair:

#Sevcon by Izham on 2012-03-20 16:56

Hello, I'm interested in purchasing a Sevcon MOS90 631/46002 Power Supply. Could you please provide information on pricing and availability? I am looking to source one quickly. Thank you!

—> Purchase or Repair:

#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.

—> Purchase or Repair:

#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.

—> Purchase or Repair:

#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!

—> Purchase or Repair:

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

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Industrial Electronic Repair
931-E S. Main St #204
Kernersville, NC 27284
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