Technical Specifications Summary
The Battery Tender Plus supports 12V, 8V, or 6V battery charging with a 1.25A output current. It operates on 120V AC input at 60Hz frequency for reliable performance.
1.1 Battery Voltage Options
The Battery Tender Plus is designed to accommodate multiple battery voltage needs, supporting 12V, 8V, and 6V systems. This flexibility allows users to charge a variety of lead-acid batteries for vehicles, motorcycles, and marine applications. The charger automatically adjusts its output to match the connected battery voltage, ensuring optimal charging without manual configuration. For 12V batteries, the standard model (PN 021-0128) is commonly used, while the 8V model (PN 021-0152) is ideal for specialized applications. The 6V option is perfect for older vehicles or classic cars. This versatility makes the Battery Tender Plus a universal solution for maintaining different battery types efficiently.
1.2 Output Current and Voltage
The Battery Tender Plus delivers a consistent output current of 1.25 amps, ensuring a safe and efficient charging process for lead-acid batteries. The output voltage automatically adjusts to the battery’s voltage requirements, supporting 12V, 8V, and 6V systems. This feature prevents overcharging and maintains the battery’s health. The charger’s regulated output voltage ensures stability during all charging phases, from bulk to float mode. With a maximum output voltage of 12 volts, it is suitable for most automotive and marine applications. The 1.25-amp current is designed for faster charging compared to lower-amperage models, making it ideal for maintaining batteries of various capacities. This balance of current and voltage ensures reliable performance across different battery types.
1.3 Input Voltage and Frequency
The Battery Tender Plus operates on a standard 120V AC input voltage with a frequency of 60Hz, making it compatible with typical household electrical outlets. This ensures easy and convenient charging in most environments. The charger is designed to handle minor voltage fluctuations and includes built-in protection against power surges, ensuring safe and reliable operation. The 60Hz frequency aligns with standard electrical systems in the United States and Canada, providing consistent performance. The AC input is designed for straightforward connection to a wall outlet, and the charger automatically adjusts to the input voltage, ensuring optimal charging without manual intervention. This feature enhances usability and safety for users.
Installation and Mounting Instructions
The Battery Tender Plus charger includes a NEMA 5-15 plug for easy AC connection. Install in a well-ventilated area, ensuring the charger is securely mounted to prevent movement during operation. Always follow the connection diagram provided in the manual for proper setup and safety.
2.1 Connection Diagram
The connection diagram illustrates the proper setup for the Battery Tender Plus charger. It shows the 12V Battery Tender Plus (PN 021-0128) connected to a fused ring terminal cable assembly (PN 081-0069-6) and a 12V lead-acid battery. The exposed pin on the charger is positive, while the covered socket is also positive. The negative (black) clip should be connected to the negative terminal of the battery. A detailed wiring layout ensures safe and correct connections. Always refer to the diagram to avoid incorrect connections, which could damage the charger or battery. Proper installation is crucial for safe and efficient charging. Follow the diagram carefully to prevent electrical hazards.
2.2 Mounting Considerations
Proper mounting of the Battery Tender Plus ensures safe and efficient operation. The charger should be installed in a well-ventilated area to prevent overheating. Use the provided mounting hardware to secure it firmly to a stable surface, avoiding vibration. Keep it away from flammable materials and direct sunlight. Ensure all connections are secure and follow the recommended torque specifications. The charger’s AC power cord features a NEMA 5-15 plug, requiring a grounded outlet. Mount the charger in an upright position to prevent moisture ingress. Always adhere to the manufacturer’s guidelines for optimal performance and longevity of the device. Correct mounting enhances safety and prevents potential electrical hazards. Regularly inspect the installation for any signs of wear or damage.
2.3 Safety Precautions
Always disconnect the battery from the charger before making any adjustments or inspections. Avoid touching electrical components with wet hands or while standing on conductive surfaces. Keep the charger away from children and pets to prevent accidental tampering. Never charge a damaged or leaking battery, as it may release harmful gases or cause explosions. Ensure proper ventilation in the charging area to prevent hydrogen gas buildup. Follow the manual’s guidelines for connecting and disconnecting cables to avoid sparks. Use protective eyewear when working with batteries and chargers. Store the charger in a cool, dry place, away from flammable materials. Regularly inspect cables and connections for wear or damage. Always adhere to these precautions to ensure safe and reliable operation.
User Instructions
Connect the charger to the battery, ensuring correct polarity; Plug into AC power and monitor the LED indicators for charging status. The charger automatically manages the process.
3.1 Connecting the Charger to the Battery
To connect the Battery Tender Plus to your battery, first ensure the charger is unplugged from AC power. Verify the battery type (12V, 8V, or 6V) matches the charger settings. Locate the positive (+) and negative (-) terminals on the battery. Attach the positive (red) clamp to the positive terminal and the negative (black) clamp to the negative terminal. Ensure the connections are secure to avoid sparks. Avoid cross-connecting or reversing polarity, as this can damage the battery or charger. Once connected, plug the charger into a grounded AC outlet. The charger will automatically detect the battery voltage and initiate charging. Always monitor the LED indicators for charging status updates.
3.2 Connecting to AC Power
To connect the Battery Tender Plus to AC power, locate a grounded 120V AC outlet. Ensure the outlet matches the charger’s NEMA 5-15 plug. Plug the charger into the outlet, making sure it is securely connected. Verify the AC power cord is undamaged and properly seated in both the charger and the outlet. Avoid using extension cords to maintain safe and reliable operation. Once connected, the charger will automatically power on and begin monitoring the battery. The LED status indicators will illuminate to confirm AC power is available. Always ensure the charger is set to the correct battery voltage before leaving it unattended.
3.3 Automatic Charging Process
The Battery Tender Plus features a fully automatic charging process designed to optimize battery health. Upon connection, it initializes a diagnostic check to assess the battery’s condition. The charger then enters bulk charge mode, delivering the maximum safe current to rapidly replenish the battery. Once the battery reaches a predetermined voltage, it switches to absorption mode, refining the charge to ensure full capacity. Finally, it transitions to float maintenance mode, where it sustains the battery at 100% charge without overcharging. The LED indicators provide real-time feedback on the charging progress and mode. This intelligent process ensures efficient, safe, and maintenance-free charging for all compatible batteries.
Safety Instructions and Precautions
Always avoid sparks near batteries to prevent explosions. Wear protective eyewear and gloves when handling the charger and battery. Ensure proper ventilation to avoid hydrogen gas buildup.
4.1 Warning and Caution Labels
The Battery Tender Plus manual emphasizes critical safety labels to ensure safe operation. These labels highlight risks such as explosion, electrical shock, or fire if improper practices occur. Key warnings include avoiding metal tools near batteries to prevent sparks, ensuring correct polarity connections, and not overcharging. Caution labels stress the importance of proper ventilation to prevent hydrogen gas buildup and advise against discharging batteries below 3 volts. Users are also reminded to avoid short-circuiting the battery or charger, as this can cause serious damage or injury. Always refer to the manual for detailed safety guidelines to prevent potential hazards during charging.
4.2 Handling the Charger and Battery
Proper handling of the Battery Tender Plus and the battery is essential for safe operation. Avoid using metal tools near the battery terminals to prevent sparks, which could ignite hydrogen gas. Always ensure the charger is disconnected from AC power before connecting or disconnecting the battery. Verify correct polarity by matching the positive (red) and negative (black) clips to the corresponding terminals. Inspect the cables and connectors for damage before use. Never handle the battery or charger in a way that could cause short-circuiting. Store the charger in a cool, dry place, away from flammable materials. Keep the battery upright and secure to prevent acid spills during charging.
4.3 Avoiding Electrical Hazards
To prevent electrical hazards, always ensure the Battery Tender Plus is used in a well-ventilated area, free from moisture and flammable materials. Avoid overcharging, as it can cause battery damage or gas buildup. Never touch electrical components with wet hands or while standing in water. Keep children away from the charger and battery. If the charger or battery shows signs of damage, discontinue use immediately. Properly insulate all connections to prevent short circuits. Follow the manufacturer’s guidelines for charging times and voltage settings. Regularly inspect cables and connectors for wear. Never modify the charger or battery, as this could lead to dangerous malfunctions. Always unplug the charger from AC power before servicing.
Troubleshooting Checklist
Check for loose connections, damaged cables, or incorrect voltage settings. Verify AC power availability and ensure the battery voltage is above 3 volts for proper charging.
5.1 Common Issues and Remedies
Common issues with the Battery Tender Plus include no AC power, low battery voltage, or faulty connections. Remedies involve checking the AC outlet, ensuring correct voltage settings, and inspecting cables for damage. If the battery voltage is below 3 volts, it may require a boost charge. Additionally, ensure the charger is properly connected to the battery terminals. If issues persist, refer to the troubleshooting checklist or contact customer support for assistance. Always follow safety guidelines to avoid electrical hazards. Regular maintenance and proper storage can prevent many of these common problems.
5.2 Battery Voltage Checks
Battery voltage checks are essential for ensuring proper charging and maintenance. Measure the battery voltage using a digital voltmeter. Disconnect the charger before testing to get an accurate reading. For a fully charged 12V battery, the voltage should be approximately 12.7V. If the voltage is below 12V, the battery may need recharging. For 6V batteries, the fully charged voltage is around 6.3V. If the voltage is significantly lower, the battery may not be chargeable; Always follow safety precautions to avoid short circuits or electrical shocks. Regular voltage checks help maintain battery health and ensure optimal performance.
5.3 Charger Status Indicators
The Battery Tender Plus features two status indicators: a red and a green light. These lights provide real-time feedback on the charger’s operating mode and the battery’s condition. The red light indicates the bulk charge mode, where the battery is being charged at the maximum rate. Once the battery reaches a certain voltage, the charger automatically switches to absorption or float mode, and the green light illuminates. The green light also signifies that the battery is fully charged and being maintained. If both lights flash, it may indicate an issue such as a short circuit or a deeply discharged battery. Always refer to the manual for specific troubleshooting guidance.
Charging Process and Modes
The Battery Tender Plus operates in three primary modes: bulk, absorption, and float. It automatically switches between modes to ensure optimal charging and battery maintenance.
6.1 Bulk Charge Mode
The Battery Tender Plus begins charging in Bulk Charge Mode, delivering a high current to rapidly replenish the battery. This mode is designed to charge the battery to approximately 80% of its capacity, ensuring efficient energy replenishment. It is the initial phase of the charging process, focusing on restoring the battery’s voltage quickly. The charger automatically regulates the current to prevent overheating and damage, making it suitable for deeply discharged batteries. This mode is crucial for recovering lost charge and preparing the battery for the subsequent absorption and float stages, ensuring optimal performance and longevity.
6.2 Absorption and Float Maintenance
Following the Bulk Charge Mode, the Battery Tender Plus transitions to Absorption Mode, refining the charge to reach 100% capacity. It maintains a constant voltage to stabilize the battery, ensuring all cells are evenly charged. Once fully charged, the charger automatically switches to Float Maintenance Mode. This mode reduces the charge current to a trickle, preserving battery health by preventing overcharging. The float stage is essential for long-term battery maintenance, keeping it ready for use without degradation. This dual-stage process ensures the battery remains in optimal condition, whether in storage or frequent use, extending its lifespan and performance reliability.
6.3 Automatic Switching Between Modes
The Battery Tender Plus features automatic mode switching, ensuring seamless transitions between Bulk, Absorption, and Float Charging. This intelligent system detects the battery’s state of charge and voltage, adjusting the charging process accordingly. When the battery reaches full charge, the charger automatically shifts to Float Mode to maintain optimal voltage levels without overcharging.
This advanced technology ensures the battery is always charged efficiently and safely, preventing damage from overcharging. The automatic mode switching is controlled by a built-in microprocessor, which continuously monitors and adjusts the charging parameters for precise and reliable performance. This feature makes the Battery Tender Plus ideal for both frequent and seasonal battery use, ensuring long-term battery health and reliability.
Maintenance and Care Tips
Regularly clean the charger and connections to ensure proper functionality. Store the charger in a cool, dry place when not in use. Inspect cables and plugs for wear and tear, replacing them if damaged. Avoid exposure to extreme temperatures or moisture to maintain optimal performance and longevity of the Battery Tender Plus charger.
7.1 Cleaning the Charger
Regular cleaning of the Battery Tender Plus charger is essential for maintaining its efficiency and preventing damage. Use a soft, dry cloth to wipe down the exterior, removing any dust or debris. For tougher stains, dampen the cloth with water, but avoid harsh chemicals or abrasive materials that could scratch the surface. Never submerge the charger in water or expose it to excessive moisture. Clean the DC and AC connectors gently with a cotton swab to ensure proper conductivity. Avoid using aerosol cleaners or solvents, as they may damage the casing or internal components. Regular cleaning ensures optimal performance and extends the lifespan of the charger.
7.2 Storing the Charger
When storing the Battery Tender Plus charger, ensure it is placed in a cool, dry location away from direct sunlight and moisture. Avoid extreme temperatures, as this can damage the internal components. Store the charger in its original packaging or a protective cover to prevent dust accumulation. Keep the charger away from flammable materials and out of reach of children. Do not store the charger while it is connected to a power source or battery. Before long-term storage, ensure the charger is clean and dry. Proper storage will maintain the charger’s performance and extend its lifespan. Always refer to the manual for specific storage recommendations.
7.4 Checking for Wear and Tear
Regularly inspect the Battery Tender Plus charger for signs of wear and tear. Check the AC power cord and DC output cables for fraying, cuts, or damage. Inspect the connectors for corrosion or bent pins. Ensure all labels and warning signs are legible and intact. Examine the housing for cracks or dents that could compromise safety. If any damage is found, discontinue use and contact customer support. Clean the charger periodically with a soft cloth to prevent dirt buildup. Proper maintenance ensures optimal performance and longevity of the charger, while also adhering to safety guidelines outlined in the manual.
Additional Features
The Battery Tender Plus features LED status indicators for charge monitoring, float charging mode for battery maintenance, and compatibility with 12V, 6V, and 8V batteries.
8.1 LED Status Indicators
The Battery Tender Plus features two LED status indicators: one red and one green. These LEDs provide real-time feedback on the charger’s operating mode and the battery’s condition. The red LED illuminates during the bulk charging phase, indicating that the charger is actively supplying power to the battery. Once the battery reaches a full charge, the red LED turns off, and the green LED lights up, signaling that the charger has switched to float maintenance mode. This visual feedback system ensures users can monitor the charging process effortlessly without needing to check the battery manually. The LEDs are a key feature for ensuring optimal battery health and safe charging practices.
8.2 Float Charging Mode
The Battery Tender Plus features an automatic float charging mode designed to maintain a battery at 100% charge without overcharging. Once the bulk charging phase is complete, the charger transitions to float mode, reducing the output voltage and current to a safe, maintenance level. This ensures the battery remains fully charged and prevents degradation from overcharging. The float mode is ideal for long-term storage or for batteries that are not in frequent use. It also helps extend the battery’s lifespan by preventing overheating and chemical degradation. This feature makes the Battery Tender Plus a convenient and reliable option for maintaining batteries in optimal condition.
8.3 Compatibility with Different Battery Types
The Battery Tender Plus is designed to be compatible with a variety of battery types, ensuring versatility for different applications. It supports 12V, 8V, and 6V batteries, making it suitable for lead-acid, flooded, AGM, and gel cell batteries. This wide compatibility allows the charger to be used for motorcycles, cars, boats, and other vehicles. The charger automatically adjusts its charging parameters to match the specific battery type, ensuring safe and efficient charging. This adaptability makes the Battery Tender Plus a versatile choice for users with multiple battery-powered devices, providing reliable performance across various battery chemistries and configurations. Its universal compatibility enhances its utility for diverse charging needs.
Warranty and Support Information
The Battery Tender Plus is backed by a limited warranty covering defects in materials and workmanship. For support, visit the official Deltran website or contact customer service for assistance with warranty claims, troubleshooting, or product inquiries. Additional resources, including manuals and FAQs, are available online to ensure optimal product use and maintenance.
9.1 Warranty Terms and Conditions
The Battery Tender Plus is covered by a limited warranty for a period of two years from the date of purchase. The warranty covers defects in materials and workmanship under normal use and conditions. Any claims must be accompanied by proof of purchase. The warranty does not apply to damage caused by misuse, improper installation, or unauthorized modifications. Normal wear and tear, as well as damage from external factors such as accidents or environmental conditions, are excluded. Returns or repairs must be authorized by Deltran Corporation. For detailed warranty terms, refer to the product manual or contact customer support.
9.2 Contacting Customer Support
For assistance with the Battery Tender Plus, customers can contact Deltran Corporation directly. Phone support is available at 386-736-7900, and fax inquiries can be sent to 386-736-0379. Email correspondence should be directed to info@batterytender.com. The company’s website, www.batterytender.com, provides additional resources and contact forms. Customer support is available Monday through Friday, 8:00 AM to 5:00 PM EST. For troubleshooting, warranty claims, or general inquiries, customers are encouraged to have their product serial number and purchase details ready. Representatives are trained to assist with technical support, product information, and repair services.
9.3 Online Resources and Downloads
Deltran Corporation provides comprehensive online resources for the Battery Tender Plus. The official website, www.batterytender.com, offers downloadable PDF manuals, product guides, and firmware updates. Users can access the AAA installation guide and other instructional materials directly from the site. Additional resources include troubleshooting checklists, warranty information, and user FAQs. For convenience, all documentation is available in downloadable PDF format, ensuring easy access and printing. Customers can also find video tutorials and detailed product specifications to enhance their understanding and usage of the Battery Tender Plus charger.