Braille Battery Carbon Fiber Racing Battery 21 lbs
147-B3121C
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Carbon Fiber Racing Batteries
Seeing a need for a Braille Battery that had extended reserve time and amp hour capacity, Braille changed the internal grid structure to suit customers looking for the highest amp hour to weight ratio for an AGM battery. The Spec 147-B3121C is perfect for daily street use, even in colder climates. Braille developed the 147-B3121C to excel at competition use and in situations where the battery is relied on to perform at a higher level than other batteries. This includes extreme audio systems and insane motors.
The 147-B3121C features an industry leading energy to weight ratio. Enhanced Mat Technology (more surface area on the lead plates) combined with calcium full frame power path grids (increase cranking power), yields over 1300 Pulse Cranking Amps. With a weight of only 21 pounds/9.5kg, the 147-B2015c is 10-30 pounds lighter than a standard battery of equal power. It also has a very high reserve time of over 1he 15 minutes to ensure the power to start even after using the vehicles accessories.
Durability was also designed into this battery. Using high density oxide, Braille was able to offer a battery with true deep-cycling ability over the life of the battery. Heavy duty vibration resistant power posts resist cracking and deterioration common to many lightweight batteries used in harsh automotive environments. The 147-B3121C is a sealed unit that can be mounted in any position safely using its adjustable automotive terminal posts.
PERFORMANCE
Voltage: 12 volts
Full Charge Voltage: 13.8 volts
Short Circuit Current (Max Cranking Amps): 3000
Pulse Cranking Amps (PCA) 5 sec @ 80F: 1380
Pulse Cranking Amps (PCA) 10 sec @ 80F: 1207
Pulse Cranking Amps (PCA) 20 sec @ 80F: 1066
Cranking Amps 30 sec @ 80F: 892
Cranking Amps 30 sec @ 32F: 742
Cold Cranking Amps 30 sec @ 0F: 550
Reserve Capacity: 1 hr & 15 minutes
Capacity (C/20 rate): 31 amp hr
Internal Resistance (ohms): 4 milliohms (.004ohms)
Life Cycle @ 10% DOD: Up to 3500 cycles
PHYSICAL SPECS
Carbon Fiber Heat-Resistant Casing, Horizontal and Vertical Mounting
BCI Group: Usable for all Group Sizes
Length: 6.6"
Width: 5.2"
Height: 6.8"
Minimum Weight (lbs): 21 lbs
Post Type: SAE Automotive Posts included & 6 x 1.0mm racing bolts included.
Stainless Stud: Both Automotive SAE Posts and Race Style Bolts are Stainless with a 6 x 1.0mm bolt pitch
Recommended Uses:
Premium Luxury Vehicles
Extreme Engine Builds - High Compression, Supercharger Systems, Large Cams, Underdrive Pulleys & No Alternators
Extreme Audio Builds - Multiple Amps, Subs
Extreme Cold Climates - Daily Driven or Stored Vehicles
Custom Cars and Vintage Vehicles - No Acid to Spill protect and enhance your vehicle!
Customers looking to save the most weight on a small displacement purpose built machine - check out the 147-B106C or 147-B14115C Carbon Batteries.
Motor Vehicles
WARNING: Motor vehicles contain fuel, oils and fluids, battery posts, terminals and related accessories which contain lead and lead compounds and other chemicals known to the State of California to cause cancer, birth defects and other reproductive harm. These chemicals are found in vehicles, vehicle parts and accessories, both new and as replacements. When being serviced, these vehicles generate used oil, waste fluids, grease, fumes and particulates, all known to the State of California to cause cancer, birth defects, and reproductive harm.
Tools:
WARNING: Some dust created by power sanding, sawing, grinding, drilling, and other construction activities contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. Some examples of these chemicals are: lead from lead-based paints, crystalline silica from bricks and cement and other masonry products, and arsenic and chromium from chemically treated lumber. Your risk from exposure to these chemicals varies, depending on how often you do this type of work. To reduce your exposure, work in a well-ventilated area and with approved safety equipment, such as dust masks that are specially designed to filter out microscopic particles.
Electrical Cords
WARNING: The wires of these products contain chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. Wash hands after handling.