Uploaded December 2025 | Updated September 2026, 4 days ago
Stop overpaying for proprietary batteries! In this video, I reveal the "secret" DIY cable that lets you connect a budget-friendly LiFePO4 server rack battery to your Bluetti Apex 300. This simple hack can save you thousands of dollars and provides enough juice to back up critical loads in your entire house during a grid-down disaster.
I'm building off my viral "Solar Generator Rip-Off" investigation to bring you a real solution. I'll walk you through the step-by-step build of the custom cable you need, and then we put it to the ultimate test. I'm hooking up the Vatrer 100Ah Server Rack battery to see if a cheap, generic battery can really handle whole-home power backup.
Buy Vatrer Server Rack Battery: vatrerpower.com/products/vatrer-51-2v-100ah-lifepo4-lithium-solar-battery-built-in-100a-bms-max-5120w-load-power?sca_ref=6769396.vei1HBELRJy&sca_source=YT&sca_ref=6769396.vei1HBELRJy
OR buy from Amazon: amzn.to/3KBwNf7
Buy Bluetti Adapter Cable: tidd.ly/4poWHC9
Buy 80 Amp DC circuit breaker: amzn.to/3JpBNmp
Buy 4awg battery cable: amzn.to/47HpaMU
Buy the Bluetti Apex 300: tidd.ly/4pPlTlS
OR
Buy from Amazon: amzn.to/4qgnXUg
Buy generator inlet box kit: amzn.to/44LTgwP
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
Check out Jasonoid's YouTube channel: youtube.com/c/Jasonoid
🔍 Looking for something specific? Search across hundreds of my videos — way better than YouTube search: https://tatftsearchapp.netlify.app/
Chapters:
0:00 Cheap & Easy Whole Home Power Backup
1:28 Unboxing Vatrer server rack battery
2:14 Capacity test on Vatrer server rack battery
3:06 Vatrer server rack battery app review
4:05 Vatrer server rack battery tear down
6:20 Building the home power backup system
7:45 How to build the cable to connect batteries with power station
9:59 Testing the power backup solution on the house!
13:11 What about any issues?
#Vatrer
#bluetti
#theresatrickforthat
#lifepo4
#solar
#rv
#offgrid
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.
Stop overpaying for proprietary batteries! In this video, I reveal the "secret" DIY cable that lets you connect a budget-friendly LiFePO4 server rack battery to your Bluetti Apex 300. This simple hack can save you thousands of dollars and provides enough juice to back up critical loads in your entire house during a grid-down disaster.
I'm building off my viral "Solar Generator Rip-Off" investigation to bring you a real solution. I'll walk you through the step-by-step build of the custom cable you need, and then we put it to the ultimate test. I'm hooking up the Vatrer 100Ah Server Rack battery to see if a cheap, generic battery can really handle whole-home power backup.
Buy Vatrer Server Rack Battery: vatrerpower.com/products/vatrer-51-2v-100ah-lifepo4-lithium-solar-battery-built-in-100a-bms-max-5120w-load-power?sca_ref=6769396.vei1HBELRJy&sca_source=YT&sca_ref=6769396.vei1HBELRJy
OR buy from Amazon: amzn.to/3KBwNf7
Buy Bluetti Adapter Cable: tidd.ly/4poWHC9
Buy 80 Amp DC circuit breaker: amzn.to/3JpBNmp
Buy 4awg battery cable: amzn.to/47HpaMU
Buy the Bluetti Apex 300: tidd.ly/4pPlTlS
OR
Buy from Amazon: amzn.to/4qgnXUg
Buy generator inlet box kit: amzn.to/44LTgwP
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
Check out Jasonoid's YouTube channel: youtube.com/c/Jasonoid
🔍 Looking for something specific? Search across hundreds of my videos — way better than YouTube search: https://tatftsearchapp.netlify.app/
Chapters:
0:00 Cheap & Easy Whole Home Power Backup
1:28 Unboxing Vatrer server rack battery
2:14 Capacity test on Vatrer server rack battery
3:06 Vatrer server rack battery app review
4:05 Vatrer server rack battery tear down
6:20 Building the home power backup system
7:45 How to build the cable to connect batteries with power station
9:59 Testing the power backup solution on the house!
13:11 What about any issues?
#Vatrer
#bluetti
#theresatrickforthat
#lifepo4
#solar
#rv
#offgrid
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.
