12V 75AH 900CCA Yellowtop Deep Cycle Battery (D31T)

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🔋 OPTIMA YELLOWTOP D31T AGM DEEP CYCLE BATTERY – 12V 75AH 900CCA High-Capacity Dual-Purpose AGM Battery – 900CCA Starting Power, 75Ah C20 Capacity, 155-Minute Reserve Capacity & Th readed Post Type T Terminals 🚗 Designed for demanding applications that require both powerful engine starting and repeated cycling capability, the Optima YELLOWTOP D31T AGM Battery combines 900CCA starting power with a 75Ah C20 capacity and substantial deep-cycle performance. The YELLOWTOP D31T is a dual-purpose AGM battery engineered to deliver strong ignition power while also supporting repeated discharge and recharge cycles. This makes it particularly suitable for compatible vehicles and equipment with substantial electrical accessories or higher ongoing power demands. Its low internal resistance is designed to provide consistent power output and faster recharge times, while Optima SpiralCell Technology uses 99.99% pure lead to support strong electrical performance and durability. The supplied product information states that YELLOWTOP batteries can provide more than 300 discharge/recharge cycles, up to three times longer service life and up to 15 times greater vibration resistance than standard flooded batteries under applicable operating conditions. ⚡ KEY FEATURES 🔋 Dual-Purpose AGM Design Combines high engine-starting output with deep-cycle capability for compatible demanding applications. ⚡ 900CCA Starting Power Provides strong cranking output for compatible 12V engine-starting systems. 🔌 75Ah C20 Capacity Provides substantial stored energy for vehicle accessories, equipment loads and repeated cycling requirements. ⏳ 155-Minute Reserve Capacity Supplied reserve capacity is approximately 155 minutes at a 25A load. 🔄 More Than 300 Discharge / Recharge Cycles The supplied product information states that YELLOWTOP batteries can provide more than 300 discharge and recharge cycles under applicable conditions. 🔩 Threaded Post Type T Terminals Uses the supplied threaded-post Type T terminal configuration for compatible vehicle and equipment installations. 🌀 SpiralCell Technology Optima’s spiral-wound internal construction is designed to provide consistent power delivery and durability. 🧪 99.99% Pure Lead The supplied product information specifies 99.99% pure lead within the SpiralCell design. ⚡ Low Internal Resistance Designed to provide more consistent power output and support faster recharge performance. 🔄 Faster Recharging Strong recharge capability helps restore stored energy after engine starting or accessory use. 🛡️ AGM Construction Absorbent Glass Mat technology provides maintenance-free and non-spillable operation. 💪 Strong Vibration Resistance The supplied information states up to 15 times greater vibration resistance than a standard flooded battery. ⏱️ Extended Service-Life Design The supplied information states service life of up to three times longer than standard flooded batteries under applicable conditions. 🧰 Maintenance Free No routine electrolyte topping-up or fluid maintenance is required. 💧 Completely Non-Spillable The AGM design provides non-spillable operation under normal conditions. ↔️ Flexible Mounting The supplied information states that the battery can be mounted in many positions, subject to correct installation requirements. 🔋 DUAL-PURPOSE STARTING & DEEP-CYCLE PERFORMANCE The Optima YELLOWTOP D31T is designed for applications where both engine-starting power and repeated cycling capability are required. Unlike a conventional starting-only battery designed primarily for short bursts of high current, the YELLOWTOP is intended to support substantial electrical accessory loads while retaining dependable starting performance. This makes the D31T particularly relevant to compatible vehicles and equipment that place greater electrical demand on the battery throughout operation. ⚡ 900CCA STARTING POWER Cold Cranking Amps: 900CCA The supplied 900CCA rating provides strong engine-starting support for compatible applications while retaining the battery’s deep-cycle capability. ⚠️ IMPORTANT: Confirm the vehicle or equipment manufacturer’s required minimum CCA before selecting a replacement battery. 🔌 75AH C20 CAPACITY Supplied C20 capacity: 75Ah The C20 capacity rating represents battery capacity measured over a 20-hour discharge test under specified conditions. The D31T’s 75Ah capacity provides substantial stored energy for compatible vehicle accessories, equipment loads and repeated cycling applications. ⏳ 155-MINUTE RESERVE CAPACITY Supplied reserve capacity at 25A: 155 minutes Reserve capacity indicates how long the battery can provide a specified electrical load under the applicable test conditions. Actual operating time will vary according to electrical load, battery condition, temperature, state of charge and depth of discharge. 🔄 MORE THAN 300 DISCHARGE / RECHARGE CYCLES The supplied product information states that Optima YELLOWTOP batteries can provide more than 300 discharge and recharge cycles. This cycling capability supports applications where the battery may regularly power accessories or equipment before being recharged. Actual cycle life will depend on discharge depth, charging conditions, temperature, battery management and overall operating conditions. 🌀 OPTIMA SPIRALCELL TECHNOLOGY Optima YELLOWTOP batteries use SpiralCell Technology rather than conventional flat-plate construction. Spiral-wound internal cell construction 99.99% pure lead Strong starting-current delivery Deep-cycle capability Consistent electrical performance Strong vibration resistance Fast recharge capability The supplied information states that this construction delivers more power and consistently outperforms conventional flat-plate battery designs. ⚡ LOW INTERNAL RESISTANCE The YELLOWTOP D31T is designed with low internal resistance to support consistent power output and faster recharge times. This can be particularly useful in applications with substantial accessory loads, larger electrical demands or frequent battery cycling. 🛡️ AGM – ABSORBENT GLASS MAT CONSTRUCTION The Optima YELLOWTOP D31T uses AGM battery technology. AGM construction retains the electrolyte within absorbent glass mat separators rather than leaving free-flowing liquid inside the battery case. Maintenance-free operation Non-spillable construction Deep-cycle capability Strong vibration resistance Flexible mounting options High starting-current capability 🔄 FASTER RECHARGING Faster recharge capability is one of the supplied benefits of the Optima YELLOWTOP range. This helps the D31T recover stored energy after engine starting or periods of accessory use when paired with a suitable charging system. ⚠️ IMPORTANT: Ensure the alternator, charger or battery-management system is suitable for AGM battery charging requirements. 💪 HIGH VIBRATION RESISTANCE The supplied product information states that YELLOWTOP batteries can provide up to 15 times greater vibration resistance than a standard flooded battery. This can make the D31T particularly useful in compatible vehicles and equipment exposed to vibration, rough surfaces and demanding operating conditions. ⚠️ IMPORTANT: Vibration resistance does not eliminate the need for a secure battery tray and appropriate hold-down system. ⏱️ LONG-LIFE DESIGN The supplied product information states service life of up to three times longer than standard flooded batteries under applicable conditions. Actual service life will vary according to: Depth of discharge Frequency of cycling Charging-system performance Operating temperature Electrical loads Storage conditions Installation quality 🚜 TRACTOR & FORKLIFT APPLICATIONS The supplied product information specifically states that Optima YELLOWTOP batteries work well for tractors and forklifts. These applications can benefit from a battery capable of combining strong starting output, repeated cycling and high vibration resistance. ⚠️ IMPORTANT: Tractor or forklift use does not automatically confirm compatibility. Check voltage, dimensions, terminal arrangement, starting requirements, charging system and battery restraint before installation. 🔩 THREADED POST TYPE T TERMINALS The YELLOWTOP D31T uses: Terminal type: Threaded Post – Type T The threaded-post design may suit applications requiring compatible bolted cable connections or accessory connections. ⚠️ IMPORTANT: Confirm the exact terminal connection method, thread compatibility, terminal position, polarity and cable requirements before purchase or installation. 🧰 MAINTENANCE-FREE OPERATION The AGM construction eliminates routine electrolyte topping-up associated with serviceable flooded batteries. This provides convenient maintenance-free operation under normal use. 💧 NON-SPILLABLE CONSTRUCTION The supplied product information describes the YELLOWTOP as completely non-spillable. This provides greater installation flexibility than conventional flooded batteries containing free-flowing electrolyte. ⚠️ IMPORTANT: Always follow the battery, vehicle and equipment manufacturer’s requirements regarding mounting orientation, restraint, ventilation and electrical installation. 🚗 SUITABLE APPLICATIONS 🚗 Compatible vehicles 🛻 Utes and light commercial applications 🚙 Vehicles with substantial electrical accessories 🔌 High electrical demand applications 🔋 Deep-cycle automotive applications 🎧 Audio and accessory power systems 🚜 Compatible tractors 🏗️ Compatible forklifts 🛠️ High-vibration environments 🔧 Compatible AGM battery upgrades 🔩 Applications requiring threaded-post Type T terminals 📏 DIMENSIONS & WEIGHT Length: 12.81in Width: 6.56in Height: 9.38in Weight: 59.8lb 📋 TECHNICAL SPECIFICATIONS Brand: Optima Product: YELLOWTOP D31T AGM Deep Cycle Battery Battery type: YELLOWTOP Model: D31T Battery application: Dual-purpose starting and deep cycle Battery chemistry: AGM Cell technology: SpiralCell Supplied lead purity: 99.99% Nominal voltage: 12V Starting power: 900CCA C20 capacity: 75Ah Reserve capacity at 25A: 155 minutes Terminal type: Threaded Post – Type T Maintenance: Maintenance free Spill protection: Completely non-spillable according to supplied product information Mounting: Mountable in many positions according to supplied product information Recharge characteristic: Faster recharging capability Supplied cycling claim: More than 300 discharge / recharge cycles Supplied vibration-resistance claim: Up to 15 times greater than a standard flooded battery Supplied service-life claim: Up to 3 times longer than standard flooded batteries Length: 12.81in Width: 6.56in Height: 9.38in Weight: 59.8lb ⚠️ FITMENT CHECKLIST Before purchasing the Optima YELLOWTOP D31T, confirm that the battery matches the physical, electrical and charging requirements of your vehicle or equipment. 12V electrical-system compatibility Model D31T suitability Required battery dimensions Available battery-tray space Battery hold-down arrangement Threaded Post Type T terminal compatibility Required terminal connection hardware Positive and negative terminal positions Battery-cable reach Required 900CCA starting rating Required 75Ah capacity Required 155-minute reserve capacity Required cycling performance AGM charging-system compatibility Vehicle or equipment manufacturer battery specification ⚠️ IMPORTANT: A matching battery size alone does not confirm compatibility. Terminal arrangement, connection method, polarity, starting requirements, capacity, battery restraint and charging compatibility must also match. ⚠️ IMPORTANT: Deep-cycle capability does not mean unlimited discharge depth. Battery life will depend on how deeply and how frequently the battery is cycled. ⚠️ IMPORTANT: Secure the battery using an appropriate battery tray and restraint system before operating the vehicle or equipment. 📦 WHAT’S INCLUDED? 🔋 1 × Optima YELLOWTOP D31T AGM Deep Cycle Battery – 12V 75Ah 900CCA ❓ FREQUENTLY ASKED QUESTIONS What is the Optima YELLOWTOP D31T? The D31T is a 12V AGM dual-purpose battery designed to provide both strong engine-starting performance and repeated deep-cycle capability. How many CCA does the D31T provide? The supplied starting rating is 900CCA. What is the battery capacity? The supplied C20 capacity is 75Ah. What is the reserve capacity? The supplied reserve capacity is 155 minutes at a 25A load. Is the YELLOWTOP D31T a deep-cycle battery? Yes. It is supplied as a dual-purpose battery combining deep-cycle capability with engine-starting performance. Can it start an engine? Yes. It provides a supplied starting rating of 900CCA for compatible applications. How many discharge and recharge cycles can it provide? The supplied product information states more than 300 discharge / recharge cycles under applicable conditions. Is the D31T AGM? Yes. It uses Absorbent Glass Mat battery technology. What is SpiralCell Technology? SpiralCell is Optima’s spiral-wound internal cell construction using 99.99% pure lead to support strong power delivery, cycling performance and durability. Is it maintenance free? Yes. Routine electrolyte topping-up is not required. Is it non-spillable? Yes. The supplied information describes the YELLOWTOP range as completely non-spillable. Can it be mounted in different positions? The supplied information states that it can be mounted in many positions, subject to correct installation requirements. Is it vibration resistant? Yes. The supplied information states up to 15 times greater vibration resistance than a standard flooded battery. Does it recharge quickly? Yes. Faster recharging capability is one of the supplied YELLOWTOP benefits. Why is low internal resistance useful? The supplied information states that low internal resistance helps provide more consistent power output and faster recharge times. Is it suitable for vehicles with lots of accessories? Yes. The supplied product information specifically positions the YELLOWTOP range for applications with substantial electrical accessories. Can it be used in a tractor? The supplied information identifies tractors as an application where YELLOWTOP batteries can work well, subject to correct electrical and physical fitment. Can it be used in a forklift? The supplied information also identifies forklifts as a potential application, subject to correct voltage, starting requirements, capacity, terminals and charging compatibility. What terminal type does the D31T use? The supplied specification lists Threaded Post Type T terminals. What should I check with the threaded terminals? Confirm the required terminal connection method, thread compatibility, polarity, terminal positions and cable hardware before ordering. How long is the D31T? The supplied length is 12.81 inches. How wide is it? The supplied width is 6.56 inches. How tall is it? The supplied height is 9.38 inches. How much does it weigh? The supplied weight is 59.8lb. Can I replace a standard flooded battery with the D31T? Potentially, but not automatically. Confirm the dimensions, Threaded Post Type T terminal configuration, 900CCA requirement, 75Ah capacity, hold-down arrangement and AGM charging-system compatibility first. What should I check before ordering? Confirm the D31T model requirement, 12V voltage, physical dimensions, threaded-post Type T terminals, polarity, 900CCA requirement, 75Ah capacity, 155-minute reserve capacity, cycling requirements, battery restraint and AGM charging compatibility. What comes with the battery? The supplied package information supports one Optima YELLOWTOP D31T AGM Battery rated at 12V, 75Ah and 900CCA. 🔋 HIGH-CAPACITY DUAL-PURPOSE AGM POWER FOR STARTING & DEEP-CYCLE USE Choose the Optima YELLOWTOP D31T when you need a heavy-duty AGM battery capable of combining powerful engine starting with substantial deep-cycle performance for demanding vehicle or equipment applications. With 900CCA starting power, 75Ah C20 capacity, 155-minute reserve capacity, more than 300 supplied discharge/recharge cycles, SpiralCell Technology, 99.99% pure lead and threaded-post Type T terminals, the D31T is designed for systems that demand more than conventional starting power alone. Confirm physical dimensions, terminal configuration, starting requirements, cycling requirements and AGM charging-system compatibility before installation to ensure the YELLOWTOP D31T is correct for your application. Show more