Full Throttle Battery

Full Throttle FT825-78

Full Throttle FT825-78

Full Throttle Battery

Full Throttle FT825-78

Regular price $324.99 Sale price $289.99
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Cycling Capacity
20 hour rate 65 Amp Hours
Reserve Capacity
@ 25 Amps 135 minutes @ 75 Amps 22 minutes
Mechanical Specifications
Group Size 34
Terminal Type M8 (w/ TP28 Brass AP Included)
Total Height 7.36" (187 mm)
Height 7.20" (183 mm)
Width 6.77" (172 mm)
Length 10.28" (261 mm)
Weight 45.9 lbs (20.8 kg)
Case Type ABS Plastic - Flame Res Rating UL94-HB
Discharge Table (Constant Current)
Time Amps Rate
20 hr 3.3 0.05 CA
10 hr 5.8 0.1 CA
8 hr 7.1 0.13 CA
5 hr 10.4 0.25 CA
3 hr 18 0.33 CA
2 hr 21.8 0.5 CA
1 hr 47 1 CA
Electrical Specifications
Nominal Voltage 12 Volt
Capacity @ 100 hour rate 72 AH
Capacity @ 20 hour rate 65 AH
Capacity @ 10 hour rate 58 AH
Capacity @ 5 hour rate 52 AH
CCA 825
CA or MCA 1000
Short Circuit Current 2138 Amps
Internal Resistance 2.5m Ω
Charge Voltages
Battery Voltages
Charge Stage 12V 24V 36V 48V
Bulk 14.7 V 29.4 V 44.1 V 58.8 V
Absorption 14.7 V 29.4 V 44.1 V 58.8 V
Float 13.6 V 27.2 V 40.8 V 54.6 V
TC Factor: -4mV/°C/cell
Temperature Range Specifications
Condition Recommended Maximum
Storage -15°C to 50°C -40°C to 71°C
Operation -15°C to 40°C -40°C to 71°C
Charge with TC -15°C to 50°C -40°C to 71°C
Charge without TC 0°C to 40°C -15°C to 50°C
Terminal Torque Specifications
Terminal Type ft-lbs in-lbs Nm
AP | DT (AP) | M6 | M6M (stud) | TP07 (AP) | TP08 (AP) 4.2 - 6.6 50-76 5.6 - 7.15
FR45 6.0 - 7.11 70-96 7.9 - 10.7
M8 | LT 7.1 - 8.6 85-101 9.6 - 10.13
DT (stud) | M10M (stud) 9.2 - 10.10 110-131 12.2 - 14.6

Customer Testimonials


Its 100% the  best place I’ve shopped for my car audio needs big and small always take my calls answer any questions I may have and your quick shipping is absolutely the best!

I rate the value of my purchases a 5! 

Michael Varela

Low Hertz is a lot more than a website. I know I could reach out to them if I needed anything.
No, not just with products. You can always count on quality. But questions about the hobby. Low Hertz is a movement in Car Audio. Where your not judged but helped! So get in the movement with us.
#RepTheMovement #LHCA

Ben Davis

Awesome place. Awesome customer service. Great people and always answer questions and get orders together. Great shipping time. Highly recommended. #1 spot for great service

Nick Brownell

I've been ordering from Low Hertz past few weeks now, I tell you these guys are on point! Fast shipping and the best part is... No Tax! I am a loyal customer and If you don't have the customer service like these guys, then your cut off. I will definitely get more stuff from Team Low Hertz! Thanks again for your hard work!

Johnson Thammavong

Man these guys go above and beyond. the customer service is off the charts.. #LHCA is the way to go.. I love my #LHCA bass knob, and you bet imma rock that #LHCA swag everywhere I go...

David Ebel II

The customer service is world-class!  Zack and his team were super responsive and went out of their way to research and come up with some creative solutions!  The product selection, prices and shipping are some of the best you’ll find anywhere online.  Plus the fitment and ease-of-installation of their products are excellent.

Casey McGehee

The last 3 box designs I've purchase were all 150+ db certified in the lanes, your results may vary depending on vehicle and power but they definitely know what they're doing. Well worth the money !

Eric Feliciano

They designed my husbands box. Came out great. Never a disappointment when it comes to these guys. Definitely will be coming back for another build!

Katie Belluno
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