[Enhanced 480A CCA Cranking Power] Experience superior starting performance with 480A CCA. Tailored for mid-sized lawn tractors and professional mowers, the U1-M-480 delivers a higher surge of energy to ignite engines instantly, even in cold spring mornings when lead-acid fails.
[Extended 12Ah Runtime & 3000+ Cycles] Gain 50% more capacity than entry-level models. With 12Ah of stable LiFePO4 energy, this battery handles frequent restarts and electronic accessories with ease. Rated for over 3, 000 cycles, it provides a decade of maintenance-free service.
[Integrated SOC Monitor & Smart BMS] Take control with the built-in digital display showing real-time Voltage and energy levels. The internal Smart BMS provides 5-layer protection (Overcharge, Discharge, Heat, Short-Circuit, Balance) to maximize battery health and safety.
[Extreme All-Weather IP66 Protection] Built to thrive in harsh conditions. The V0 fireproof enclosure and IP66-rated waterproof housing protect the internal cells from engine heat, high-pressure washes, and damp grass, ensuring durability for professional landscaping.
[Optimized Off-Season Performance] Ideal for users with long winters. Our lithium technology maintains charge for months without the need for a battery tender. Simply disconnect and storeyour mower will be ready for the first spring mow without a jump-start.
[Zero Maintenance & Sustainability] Eliminate acid corrosion and toxic spills. TYKOOLs eco-friendly LiFePO4 chemistry is cobalt-free and highly stable. Save time on maintenance and money on replacements while reducing your environmental footprint over 10 years.
[Mandatory Polarity & Voltage Check] Size: 7.6 x 4.8 x 6.9 in |
Polarity: [+ -]. Replaces U1-9, U1-7, and U1-5.
CRITICAL: Recommended for mowers with regulated charging systems. Please check that your alternator output is between 13.8V - 14.6V to ensure BMS compatibility.
[Compatibility Alert]: Perfect drop-in replacement for 725-1707D and BCI Group U1. Not suitable for 725-17335 (Compact Size). Please verify your battery tray is approx. 7.6 x 4.8 in before purchasing.