JY

JY Power Batteries

JY Power specializes in high-output alternators for demanding car audio and racing applications. They manufacture custom alternators with upgraded internals including larger stators, heavy-duty rectifiers, and improved cooling to deliver the high current output that powerful car audio systems require. For enthusiasts running multiple high-powered amplifiers, JY Power alternators help maintain stable voltage under extreme electrical loads.

8 Products

10-PACK K2 CR123A 3.2V RECHARGEABLE Battery

Overstock closeout item, great for small electronics like flashlights and scopes. 10 Pack.

45.6 Ah Lithium Car Audio Battery

45.6 Amp Hour/606 Watt Hour Lithium Iron Phosphate Battery--Free shipping lower 48 5 packs per battery Specs per pack: Length= 4.78” Width= 3.20” Height= 5.25” Battery spec Weight = 20 Pounds Float Voltage = 16.6 Maximum Recommended Charge Voltage: 18.5 Maximum operable voltage with decrease to cycle life 21v 45ah modular 13.3v discharge spec w/ 300-600a of alternator 9,500w-14,000w 15v+ 18,500w max continuous discharge w/ 600a alternator Temperature range -40F-140F, operable to 185F with decrease in cycle life. Not recommended for under hood use

45.6 Ah Lithium Car Audio Battery (12 Volt LiFePO4)

45.6 Amp Hour/606 Watt Hour Lithium Iron Phosphate Battery --Free shipping lower 48 4 packs per battery Specs per pack, can be configured in 3 orientations Length= 4.78” Width= 3.20” Height= 5.25” Battery Spec Weight: 16lbs Float Voltage= 13.3v Maximum Recommended Charge Voltage: 14.8v Maximum operable voltage with decrease to cycle life 16.8v 45ah modular 13.3v discharge spec w/ 300-600a of alternator 7,500w-11,000w 12v+ 14,000w max continuous discharge w/ 600a alternator Temperature range -40F-140F, operable to 185F with decrease in cycle life. Not recommended for under hood use

45.6 Ah Lithium Car Audio Battery (16 Volt LiFePO4)

45.6 Amp Hour/606 Watt Hour Lithium Iron Phosphate Battery--Free shipping lower 48 5 packs per battery Specs per pack: Length= 4.78” Width= 3.20” Height= 5.25” Battery spec Weight = 20 Pounds Float Voltage = 16.6 Maximum Recommended Charge Voltage: 18.5 Maximum operable voltage with decrease to cycle life 21v 45ah modular 13.3v discharge spec w/ 300-600a of alternator 9,500w-14,000w 15v+ 18,500w max continuous discharge w/ 600a alternator Temperature range -40F-140F, operable to 185F with decrease in cycle life. Not recommended for under hood use

79.8 Ah Lithium Car Audio Battery

79.8 Amp Hour/1061 Watt Hour Lithium Iron Phosphate Battery--Free shipping lower 48 5 packs per battery Specs per pack: Length= 4.78” Width= 3.20” Height= 8.75” Battery spec Weight = 33 Pounds Float voltage = 16.6 Maximum recommended charge voltage 18.5 Maximum operable voltage with decrease to cycle life 21v 80ah modular 16.5v discharge spec w/ 300-600a of alternator 13,000w-17,000w 15v+ 27,000w Maximum continuous discharge w/600a of alternator Temperature range -40F-140F, operable to 185F with decrease in cycle life. Not recommended for under hood use

79.8 Ah Lithium Car Audio Battery (12 Volt LiFePO4)

79.8 Amp Hour/1061 Watt Hour Lithium Iron Phosphate Battery --Free shipping lower 48 4 packs per battery Specs per pack: Length= 4.78” Width= 3.20” Height= 8.75” Battery spec Weight = 26.5 Pounds Float voltage = 13.3 Maximum recommended charge voltage: 14.8 Maximum operable voltage with decrease to cycle life 16.8v 80ah modular 13.3v discharge spec w/ 300-600a of alternator 10,500w-14,000w 12v+ 19,000w max continuous discharge w/ 600a alternator Temperature range -40F-140F, operable to 185F with decrease in cycle life. Not recommended for under hood use

79.8 Ah Lithium Car Audio Battery (16 Volt LiFePO4)

79.8 Amp Hour/1061 Watt Hour Lithium Iron Phosphate Battery--Free shipping lower 48 5 packs per battery Specs per pack: Length= 4.78” Width= 3.20” Height= 8.75” Battery spec Weight = 33 Pounds Float voltage = 16.6 Maximum recommended charge voltage 18.5 Maximum operable voltage with decrease to cycle life 21v 80ah modular 16.5v discharge spec w/ 300-600a of alternator 13,000w-17,000w 15v+ 27,000w Maximum continuous discharge w/600a of alternator Temperature range -40F-140F, operable to 185F with decrease in cycle life. Not recommended for under hood use

HP-40 LiFePO4

Discontinued 10/22 for redesign, ETA Q3 2023 The new JY Power HP-40 12v lithium is your best choice for supporting your audio systems from 5-14kw draw (with proper alternator support, please see power chart for your application). Utilizing updated LiFePO4 technology the HP-40 is JY Power’s strongest battery to date sporting 5,400w (450a) constant power support, and increased potential pulse power which allows your voltage to stay higher longer! The HP-40 is the perfect choice for stock charging systems with a voltage charge range from 13.8-14.8v, compatibility with the vast majority of vehicles is a huge bonus of LiFePO4 technology. SPECIFICATIONS NOMINAL CAPACITY (AH) 40 2C rate NOMINAL RESTING CHARGED (V) 13.3 13.15V =30% SOC ACIR (MOHM) 1.5 AVERAGE CYCLE LIFE (100% DOD) 3000 1C charge 2C discharge RECOMMENDED OPERATING CONDITIONS: —————————————————- PULSE DISCHARGE RATE (A) 800 5s 11.5+ MAXIMUM OPERATING CONDITIONS: —————————————————- CONTINUOUS DISCHARGE RATE (A) 450 30s constant voltage at opperational temp 12.0v CHARGE CURRENT (A) 300 Exceeding this will reduce cycle life CHARGE VOLTAGE CUTOFF (V) 15.5 Exceeding this will drastically reduce cycle life, above 16.4v may cause cells to rupture. DISCHARGE VOLTAGE CUTOFF (V) 8 Exceeding this will reduce cycle life and may damage the cells HIGH OPERATING TEMP (F/C) 140/60 Exceeding this will reduce cycle life and may damage the cells LOW OPERATING TEMP (F/C) -40/-40 Apply low load to let unit self heat before any use