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    raid controller batteries

    Scheduled Pinned Locked Moved IT Discussion
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    • gjacobseG
      gjacobse
      last edited by

      @pattonb said in raid controller batteries:

      LSI 9750

      Is this what you have ?
      d0e5f4c6-f8c0-4e92-9b7a-43a5b615e7b0-image.png

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      • P
        pattonb @gjacobse
        last edited by

        @gjacobse , yes, that looks like it

        gjacobseG 1 Reply Last reply Reply Quote 0
        • gjacobseG
          gjacobse @pattonb
          last edited by

          @pattonb said in raid controller batteries:

          @gjacobse , yes, that looks like it

          Yea - you should spend more than $15 - that is a Li-Poly battery... and cheap ones will burn you (and your card)..

          I would expect something on the order of $115 to $140 for it. There is quite a bit in the batt

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            pattonb @gjacobse
            last edited by

            @gjacobse really, I am surprised. I thought ( incorrectly ) the raid controller batteries were not anything special. I think I replaced
            some Dell perc card batteries a couple of years ago and the price was reasonable ( in my mind). Is this particular battery type li-poly,
            something worth the extra expense ?

            gjacobseG 1 Reply Last reply Reply Quote 0
            • gjacobseG
              gjacobse
              last edited by

              That said - that is also likely for the battery AND card - the card is the controller (of sorts) keeping the battery for over\Under charging and other safety features. You might be able to find just the battery - but that will a search...

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              • gjacobseG
                gjacobse @pattonb
                last edited by

                @pattonb said in raid controller batteries:

                @gjacobse really, I am surprised. I thought ( incorrectly ) the raid controller batteries were not anything special. I think I replaced
                some Dell perc card batteries a couple of years ago and the price was reasonable ( in my mind). Is this particular battery type li-poly,
                something worth the extra expense ?

                One thing you will need to be cautious about is fake 'batteries' While I haven't had one (or knowingly have one) - they can list a battery as the proper voltage/amperage and 'C' rating. But internally it's only about half of labeled. The skimping can cause the card to over charge the battery and over heat.

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                • scottalanmillerS
                  scottalanmiller
                  last edited by

                  Big reason to move away from battery based cards. Sadly, the old ones are all battery.

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                  • ITivan80I
                    ITivan80
                    last edited by ITivan80

                    You could find them online in Amazon or eBay. Word of caution eBay usually ships used items just beware.

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                    • 1
                      1337
                      last edited by 1337

                      @pattonb

                      You only have a couple of options:

                      1. Pay up for a new one in the $100+ range
                      2. Buy a refurbished one (=used) and hope it will last
                      3. Run without BBU and live with lower performance
                      4. Buy a new RAID controller

                      You cannot buy a replacement battery.
                      You need the entire BBU module and it has to be an original one.

                      If you have some serious electronics skills and feel comfortable resoldering SMT components and reprogramming serial I2C eeproms, hacking firmware etc it's technically possible to replace just the battery.

                      travisdh1T 1 Reply Last reply Reply Quote 0
                      • travisdh1T
                        travisdh1 @1337
                        last edited by

                        @Pete-S said in raid controller batteries:

                        @pattonb

                        You only have a couple of options:

                        1. Pay up for a new one in the $100+ range
                        2. Buy a refurbished one (=used) and hope it will last
                        3. Run without BBU and live with lower performance
                        4. Buy a new RAID controller

                        You cannot buy a replacement battery.
                        You need the entire BBU module and it has to be an original one.

                        If you have some serious electronics skills and feel comfortable resoldering SMT components and reprogramming serial I2C eeproms, hacking firmware etc it's technically possible to replace just the battery.

                        I've replaced a few BBU modules, and they weren't anywhere near $100. More like $20-$40.

                        As @Pete-S said, just replace the entire module. It's quick, easy, and shouldn't be very expensive.

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                          pattonb @travisdh1
                          last edited by

                          @travisdh1 thanks, I was able to find a replacement, with module. less than $20, so I figure it is worth
                          the gamble. From a previous entry , the battery is Li-ion, not LI-polymer. The official documentation from LSI confirms it.
                          as happenstance would have it, just noticed this on twitter today, re li-polymer batteries

                          pic.twitter.com/FQxDGZo5L1

                          thanks everybody for your comments.

                          travisdh1T 1 Reply Last reply Reply Quote 0
                          • travisdh1T
                            travisdh1 @pattonb
                            last edited by

                            @pattonb said in raid controller batteries:

                            @travisdh1 thanks, I was able to find a replacement, with module. less than $20, so I figure it is worth
                            the gamble. From a previous entry , the battery is Li-ion, not LI-polymer. The official documentation from LSI confirms it.
                            as happenstance would have it, just noticed this on twitter today, re li-polymer batteries

                            pic.twitter.com/FQxDGZo5L1

                            thanks everybody for your comments.

                            That goes for all lithium based batteries, and has been a known issue since they were first invented.
                            Youtube Video

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