Uploaded March 2026 | Updated September 2026, 1 day ago
EcoFlow makes great power stations — but their extra batteries? A straight-up rip-off at $1,400+ for just 4 kwh of battery storage! WattCycle just changed everything. They developed a plug-and-play XT150 adapter that lets you connect affordable third-party LiFePO4 server rack batteries directly to your EcoFlow — no dangerous DIY wiring, no special skills. Just plug it in. In this video I'll show you the full setup, a live load test pulling 1,500 watts, proof that it recharges through AC and solar — AND how this cable actually breaks EcoFlow's solar input ceiling so you can add thousands of watts of external solar capacity. I also cover an important safety upgrade (a DC circuit breaker mod) that I strongly recommend for anyone running this setup.
COMPATIBILITY: This works with EcoFlow Delta 2, Delta 2 Max, Delta 3 series, and any EcoFlow with a 51.2V LiFePO4 battery. Check the sticker on the bottom of your unit. NMC chemistry power stations are NOT compatible.
NOTE: Using this cable could void your warranty with EcoFlow.
PS: I LOVE EcoFlow power stations! I just think their extra batteries are too expensive and they need better solar input!
Buy the EcoFlow expansion cable: wattcycle.com/products/5120w-expansion-pps-kit-for-ecoflow-delta-50a-cable?ref=fspaohfd
Be sure to use code: TRICK for extra savings!
OR buy on Amazon: amzn.to/4x1UNdN
Buy WattCycle Server Rack Battery: wattcycle.com/products/48v-100ah-server-racks-bluetooth-lithium-battery?ref=fspaohfd
Be sure to use the code: TRICK at checkout!
OR buy from Amazon: amzn.to/3NT9Y8y
Buy 40 amp fuse: amzn.to/3NygGAu
Buy ferrule and Crimping Kit: amzn.to/4usiagf
Buy 40 amp DC rated circuit breaker: amzn.to/4bGpTzP
But high power external MPPT solar charge controller: amzn.to/4sHtALg
Watch full review of the WattCycle server rack batteries: youtu.be/u_71NV2Z1U4
Watch how to still use your EcoFlow OEM expansion batteries while still utilizing this hack: youtu.be/niNvC--u5io
Watch How to Hack the EcoFlow Delta 2 Max Battery Port Number Two: youtu.be/qPfIATEccrI
Watch all my videos about how to hack power stations: youtube.com/playlist?list=PL-2uuHDasQcoscck46fqjxNCw6TfeEfsh
Buy an EcoFlow power station: tidd.ly/4itbaKC
OR buy on Amazon: amzn.to/4uuBvNI
Buy a professional multimeter: amzn.to/46YMepR
Buy an electric space heater: amzn.to/47DFj5t
NEED HELP? Ask me a question and get a personal in depth response: ko-fi.com/s/8d8df1880c
OR
Sit down for a personal 1-On-1 hour long video consultation with me and I’ll provide answers and insights to anything you want to ask me about from this channel: ko-fi.com/s/dd139831a7
All donations get 100% re-invested in the channel:
buymeacoffee.com/theresatrickforthat
🔍 Looking for something specific? Search across hundreds of my videos — way better than YouTube search: https://tatftsearchapp.netlify.app/
Chapters:
0:00 Plug and Play EcoFlow Expansion Cable!
0:33 How it ships to you
1:15 How to hook everything up
2:16 Live demonstration
3:49 important safety consideration.
7:11 What EcoFlow power stations are compatible?
9:51 Extra Helps and Resources
#EcoFlow
#DIYSolar
#LiFePO4
#HomeEnergyStoarge
#PowerStation
#theresatrickforthat
Affiliate Disclosure
As an Amazon associate I earn from qualifying purchases at no cost to you! Thanks for your support!
Disclaimer: Due to factors beyond the control of There's a Trick for That, I cannot guarantee against improper use or unauthorized modifications of this information. There's a Trick for That assumes no liability for property damage or injury incurred as a result of any of the information contained in this video. Use this information at your own risk. There's a Trick for That recommends safe practices when working on machines and or with tools seen or implied in this video. Due to factors beyond the control of There's a Trick for That, no information contained in this video shall create any expressed or implied warranty or guarantee of any particular result. Any injury, damage, or loss that may result from improper use of these tools, equipment, or from the information contained in this video is the sole responsibility of the user and not There's a Trick for That.
EcoFlow makes great power stations — but their extra batteries? A straight-up rip-off at $1,400+ for just 4 kwh of battery storage! WattCycle just changed everything. They developed a plug-and-play XT150 adapter that lets you connect affordable third-party LiFePO4 server rack batteries directly to your EcoFlow — no dangerous DIY wiring, no special skills. Just plug it in. In this video I'll show you the full setup, a live load test pulling 1,500 watts, proof that it recharges through AC and solar — AND how this cable actually breaks EcoFlow's solar input ceiling so you can add thousands of watts of external solar capacity. I also cover an important safety upgrade (a DC circuit breaker mod) that I strongly recommend for anyone running this setup.
COMPATIBILITY: This works with EcoFlow Delta 2, Delta 2 Max, Delta 3 series, and any EcoFlow with a 51.2V LiFePO4 battery. Check the sticker on the bottom of your unit. NMC chemistry power stations are NOT compatible.
NOTE: Using this cable could void your warranty with EcoFlow.
PS: I LOVE EcoFlow power stations! I just think their extra batteries are too expensive and they need better solar input!
Buy the EcoFlow expansion cable: wattcycle.com/products/5120w-expansion-pps-kit-for-ecoflow-delta-50a-cable?ref=fspaohfd
Be sure to use code: TRICK for extra savings!
OR buy on Amazon: amzn.to/4x1UNdN
Buy WattCycle Server Rack Battery: wattcycle.com/products/48v-100ah-server-racks-bluetooth-lithium-battery?ref=fspaohfd
Be sure to use the code: TRICK at checkout!
OR buy from Amazon: amzn.to/3NT9Y8y
Buy 40 amp fuse: amzn.to/3NygGAu
Buy ferrule and Crimping Kit: amzn.to/4usiagf
Buy 40 amp DC rated circuit breaker: amzn.to/4bGpTzP
But high power external MPPT solar charge controller: amzn.to/4sHtALg
Watch full review of the WattCycle server rack batteries: youtu.be/u_71NV2Z1U4
Watch how to still use your EcoFlow OEM expansion batteries while still utilizing this hack: youtu.be/niNvC--u5io
Watch How to Hack the EcoFlow Delta 2 Max Battery Port Number Two: youtu.be/qPfIATEccrI
Watch all my videos about how to hack power stations: youtube.com/playlist?list=PL-2uuHDasQcoscck46fqjxNCw6TfeEfsh
Buy an EcoFlow power station: tidd.ly/4itbaKC
OR buy on Amazon: amzn.to/4uuBvNI
Buy a professional multimeter: amzn.to/46YMepR
Buy an electric space heater: amzn.to/47DFj5t
NEED HELP? Ask me a question and get a personal in depth response: ko-fi.com/s/8d8df1880c
OR
Sit down for a personal 1-On-1 hour long video consultation with me and I’ll provide answers and insights to anything you want to ask me about from this channel: ko-fi.com/s/dd139831a7
All donations get 100% re-invested in the channel:
buymeacoffee.com/theresatrickforthat
🔍 Looking for something specific? Search across hundreds of my videos — way better than YouTube search: https://tatftsearchapp.netlify.app/
Chapters:
0:00 Plug and Play EcoFlow Expansion Cable!
0:33 How it ships to you
1:15 How to hook everything up
2:16 Live demonstration
3:49 important safety consideration.
7:11 What EcoFlow power stations are compatible?
9:51 Extra Helps and Resources
#EcoFlow
#DIYSolar
#LiFePO4
#HomeEnergyStoarge
#PowerStation
#theresatrickforthat
Affiliate Disclosure
As an Amazon associate I earn from qualifying purchases at no cost to you! Thanks for your support!
Disclaimer: Due to factors beyond the control of There's a Trick for That, I cannot guarantee against improper use or unauthorized modifications of this information. There's a Trick for That assumes no liability for property damage or injury incurred as a result of any of the information contained in this video. Use this information at your own risk. There's a Trick for That recommends safe practices when working on machines and or with tools seen or implied in this video. Due to factors beyond the control of There's a Trick for That, no information contained in this video shall create any expressed or implied warranty or guarantee of any particular result. Any injury, damage, or loss that may result from improper use of these tools, equipment, or from the information contained in this video is the sole responsibility of the user and not There's a Trick for That.
