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SFK-275HP

Lithium Iron Phosphate

12

Management Apps:

IOS & ANDROID

To manage your SFK-275HP, Sun Fun Kits has created easy to use management apps. These are available
for Google Play Store and Apple IOS devices. In order to use these apps you must have a device that is
compatible with the BLE Bluetooth protocol.

Google Play Store Link:

https://play.google.com/store/apps/details?id=com.companyname.sfkble&hl=en_US&gl=US

Apple IOS App Store Link:

https://apps.apple.com/ua/app/sun-fun-kits-bms/id1600445506

These apps are available at no charge and can work with all Sun Fun Kits products. Please review the Sun
Fun Kits BMS manual for more details on how to connect and manage your device. Be sure to check back
regularly as the app is updated frequently.

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Summary of Contents for SFK-275HP

Page 1: ...sunfunkits com REVISION 1 2 SFK 275HP USER MANUAL ...

Page 2: ...um Iron Phosphate 01 TABLE OF CONTENTS INTRODUCTION 1 SAFETY 2 LFP BATTERY 4 SAFE MODE 5 MAX AMPS VOLTS 5 BATTERY SPECS 6 MAINTENANCE 7 WEIGHT DIMENSIONS 11 IOS ANDROID APPS 12 8 YEAR WARRANTY 13 LEGAL INFORMATION 15 ...

Page 3: ...ven when handling bat tery kits However non serviceable products generally have to be disposed of in case of issues regardless of how insignificant this contributes to e waste and is against many right to repair laws because of this we feel our kit approach offers the best in reliability and longevity for our customers Please review this usage manual before using your battery kit to ensure many ye...

Page 4: ...ectri cal wiring Battery short circuits can damage your bms and battery ensure you are using insulated tools when installing the battery and that you have planned your install carefully before beginning Ensure bolts are tightened and installed correctly on all cables and power disconnections bridges loose terminals can cause permanent damage as well as electrical fires as it increases resistance i...

Page 5: ...quipment as they have built in circuitry that ensures proper charging and discharging It is recommended that you use lithium LifePo4 chargers whenever possible or set your charging apparatus to the AGM charging profile to ensure that your batteries can get fully charged Sun Fun Kits offers the SFK PS 330 https www sunfunkits com product 21 sun fun kits 136v 330 watt lithium charger lifepo4 charger...

Page 6: ...ow 0 SOC and find that the battery is not outputting power it may be because the battery has gone into safe mode Safe mode protects the battery from damage and requires a cool down period of up to 5 minutes before it can be available for use again In order to take out the battery of safe mode you will need to apply an external power source of 13 volts or higher to wake up the battery this can be d...

Page 7: ...atts 2 AWG 54 4 125 6 800 watts For power requirements greater than 4 kw continuous you will need to have multiple banks of batteries connected to different inverters dc banks Sun Fun kits recommends using the highest possible voltage available on your power system and limiting the total output to below 125 amps we also recommend using 2 Awg or lower pure copper wire Charging Discharging BATTERY S...

Page 8: ...voltrage range is between 13 2 13 6 volts BMS Self Discharge 0 52 amps day A fully charged battery will discharge to low SOC in about 500 days BMS Balance 5 amp active balancer Balancing will happen between 2 9v 3 65v ONLY Recommended Dis charge 700 watts Discharge rates of 700 watts and below will yield the longest battery life Max Continuous Dis charge 1250 watts This is the highest suggested di...

Page 9: ...Kits Lithium Iron Phosphate batteries require minimal maintenance and do not need to have any liquid added to them such as water in the case of flooded lead acid in order to keep charge The only maintenance required is to ensure that the state of charge of the battery is in a reasonable state depend ing on how it is being used Please see the chart below State of Charge Recommended Use Notes 80 100...

Page 10: ...r the battery case to access this you will need to remove the 4 top M4 countersunk screws Once the case is removed you can use a M8 ball end hex driver or L wrench to check that they are snug and are making proper contact with the copper conductor ring If they are loose you will need to tighten them note loose bolts will cause the battery terminals to heat up as they become a source of resistance ...

Page 11: ...ron Phosphate 10 We only recommend opening the lid of your battery with hand tools and not with powered screwdrivers or impact drivers Once this lid is removed you can investigate the bolts to ensure a tight slop free fit ...

Page 12: ...DTH 7 5 Physical terminal studs will add 1 total height com bined is 10 6 Physical Attribute Value Notes Width 190 MM 7 5 Inch The width will tapper out 6mm from the bottom to top Length 345 MM 13 6 Inch 14 6 Inch 371 MM Including handles Height 245 MM 9 65 Inch 10 6 280 MM including terminal bolt Weight 24 5 KG 54 Lbs Total weight including terminal bolt handles securing nuts ...

Page 13: ...ible with the BLE Bluetooth protocol Google Play Store Link https play google com store apps details id com companyname sfkble hl en_US gl US Apple IOS App Store Link https apps apple com ua app sun fun kits bms id1600445506 These apps are available at no charge and can work with all Sun Fun Kits products Please review the Sun Fun Kits BMS manual for more details on how to connect and manage your ...

Page 14: ... the first 60 months and a prorated repair replacement for the remaining 36 months This warranty also guarantees a full 100 cycle life for the first 500 cycles between 100 90 for the next 500 cycles and between 90 80 life for the next 500 cycles After approximately 1500 2000 cycles customers can expect between 80 70 of the original rated capacity 13 SFK 275HP Warranty EXCLUSIONS Improper Installs ...

Page 15: ...ge and neglect Customer agrees any physical damage to the battery systems and components such as dropping the battery impaling the battery submerging the battery in liquid will result in voiding the warranty Customer furthermore agrees subjecting the battery systems and components to environmental factors that exceed OEM thresholds exceeding rated temperature limits charge discharge watt limits wi...

Page 16: ...se This product is offered to you conditioned upon your acceptance without modification of the terms con ditions and notices contained herein Use limitation You may not modify copy distribute transmit display perform reproduce publish license create deriv ative works from transfer or sell any information software products or services obtained from Sun Fun Kits website or its products Level of Risk...

Page 17: ...d In no event shall Sun Fun Kits be liable for any direct indirect punitive incidental special or consequential damages whatsoever arising out of or connected with the use or misuse of any of its products Warning Use and misuse of products sold by Sun Fun Kits involves serious risks including injury disability and death Purchasers assume all risks Inspect before each use This product must be inspe...

Page 18: ...l then need to contact the AAA by visiting www adr org and file the initiation fee Sun Fun Kits will reimburse these fees to you if the arbitrator s finds in your favor however if the arbitrator s finds in Sun Fun Kits favor then no fees will be reimbursed Both parties agree that they will be responsible for their own attorney fees regard less of the decision by the arbitration process All ongoing...

Page 19: ...te 18 https www brla gov 319 Civil Suit Interactive Forms Sun Fun Kits reserves the right to change the terms conditions and notices under which it s products are offered at any time Terms Liabilities Disputes MODIFICATIONS TO TERMS ...

Page 20: ...re a photo of you new SFK battery in action Tag sfkbattery and use sunfunkits Sun Fun Kits LLC 11636 Industriplex Blvd Baton Rouge Louisiana 70809 United States of America 1 225 289 6525 www sunfunkits com cs sunfunkits com FCC ID QDS BRCM1078 ...

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