Device Overview
DieHard Portable Power 1150 is a compact jump‑starter and multi‑function power pack. It delivers 1150 A peak for vehicles, supplies 12 V DC outlets, runs an air compressor, and offers AC output via an adapter. Its LED flashlight and USB port add convenience. Ideal for roadside emergencies !!
Key Specifications
• Peak Current: 1150 A (12 V) – sufficient for most 4‑wheel vehicles and heavy‑duty trucks.
• Battery Type: 12 V sealed lead‑acid (SLA) – 100 Ah nominal capacity, designed for deep‑cycle use and repeated jump starts.
• DC Output: Two 12 V sockets (10 A each) with built‑in fuse protection; USB‑C port (5 V/2.4 A) for smartphones and tablets.
• AC Output: 120 V/5 A adapter (included) – can power small appliances, power tools, or charge laptops (via 5 V USB).
• Air Compressor: 2 bar inflator, 10 L/min, suitable for tires, inflatable mattresses, and small air‑tools.
• LED Flashlight: 500 lm, 3 W LED, 10 min runtime at 50 % brightness, with strobe mode for emergencies.
• Dimensions: 12.5 in × 5.8 in × 4.2 in (31.75 cm × 14.73 cm × 10.68 cm).
• Weight: 4.3 lb (1.95 kg) – portable yet robust construction.
• Charging: 12 V/10 A AC charger (included) – 4 h to full charge from empty.
• Display: 2‑digit LED bar graph shows battery percentage (0–100 %) and jump‑start status.
• Safety: Built‑in spark‑proof enclosure, reverse‑polarity protection, and over‑current cut‑off.
• Certifications: UL 1449, CE, FCC Class A – compliant with international safety standards.
• Warranty: 2‑year limited warranty on battery and 1‑year on components, with free technical support during business hours.
• Operating Temperature: -20 °C to 50 °C (0 °F to 122 °F) – suitable for all climates.
• Warranty Extension: Optional 3‑year battery warranty available through authorized dealers. All.!
Safety Instructions
Before using the DieHard Portable Power 1150, read all safety warnings and follow these guidelines to prevent injury, fire, or damage. Keep the unit away from water, heat sources, and flammable materials. Ensure the device is placed on a stable, dry surface during operation. Do not attempt to disassemble or repair the unit unless authorized by a qualified technician. Never connect the jump‑starter to a vehicle with an open hood, and always use the correct polarity. Reverse polarity protection is built‑in, but double‑check connections before starting. Avoid overloading the DC outlets; each socket is rated for 10 A. Do not use the AC adapter with a voltage higher than 120 V or a frequency outside 50–60 Hz. When inflating tires, keep the compressor nozzle away from skin and eyes; Do not exceed the recommended pressure of 2 bar. Use the LED flashlight only for illumination; do not use it as a heat source. In case of sparks or smoke, immediately disconnect power and ventilate the area. Dispose of the battery according to local regulations; do not throw it in the trash. For troubleshooting, consult the manual or contact support. Follow all local electrical codes and regulations. Safety first, always! Never store the unit in a sealed container or direct sunlight. Keep battery terminals clean and corrosion-free. Do not charge with a charger exceeding the specified voltage. If the unit emits smoke or an unusual odor, stop use immediately and contact a professional! Store in a cool, dry place. !!!!…
Battery Management
DieHard Portable Power 1150 houses a sealed lead‑acid battery designed for high‑current delivery and deep‑cycle use. The battery is pre‑charged to 12 V and can be recharged via the built‑in charger or an external 12 V source. To maintain battery health, keep the charge level between 50 % and 100 %. The digital display shows real‑time charge percentage and estimated runtime. Avoid letting the battery discharge below 20 % to prevent sulfation. When the battery reaches 0 % the unit will automatically shut down to protect the cells. Recharge the battery fully before the next jump‑start cycle. Use only the supplied charger or a compatible charger with the same voltage and current rating. Do not over‑charge; the unit’s internal regulator will cut off after reaching 100 %. Store the unit in a cool, dry place when not in use; temperatures above 40 °C can degrade battery life. Periodically inspect the battery terminals for corrosion; clean with a soft brush and a mild electrolyte solution if needed. Do not expose the battery to extreme temperatures or direct sunlight. For long‑term storage, keep the battery charged at 50 % and check the charge level every 3 months. If the battery shows a significant drop in capacity, replace it with a DieHard approved replacement. Follow all manufacturer safety instructions and local regulations for battery disposal. Proper battery management ensures reliable performance and extends the life of the DieHard Portable Power 1150.
Keep the unit in a ventilated area during charging to avoid heat buildup!!
Jump Start Procedure
Step 1: Ensure the vehicle’s ignition is off and all accessories are switched off. Connect the red clamp to the engine block or positive battery terminal, and the black clamp to a grounded metal surface on the engine block. Step 2: Press the jump‑start button until the LED indicator turns green. The unit will deliver a 1150 A surge. Step 3: Once the engine starts, release the button and disconnect the clamps in reverse order: black first, then red. Step 4: If the engine does not start, repeat the procedure up to three times. If still unsuccessful, check battery condition and cable integrity. Step 5: After use, turn the unit off, store it in a dry place, and recharge if the charge level falls below 50 %. Always follow the safety instructions on the manual and avoid touching the clamps while the unit is active. The digital display will show the battery status during the jump‑start process. This procedure ensures a safe and efficient start for most 12 V vehicles;
Tip: Before attempting a jump, inspect the battery terminals for corrosion; clean with a wire brush and a mild electrolyte solution. Ensure the clamps are securely attached to avoid sparks. Use the 12 V DC outlet to power accessories after the engine starts. After the engine runs for a few minutes, disconnect the clamps and allow the battery to cool.
Remember to keep the unit’s display on during the jump to see voltage and current levels. If the engine stalls, repeat the procedure
DC Power Output
The DieHard Portable Power 1150 features dual 12‑volt DC output sockets capable of delivering up to 115 A continuous current, ideal for powering small appliances, portable electronics, or emergency lighting. The built‑in USB port supplies 5 V at 2 A, allowing rapid charging of smartphones, tablets, and other USB‑powered devices. The unit’s internal lithium‑ion battery is rated at 115 Ah, providing a sustained power supply for extended use. When the DC outlets are engaged, the digital display shows real‑time voltage, current, and remaining charge percentage, enabling users to monitor load and prevent over‑discharge. The device supports a variety of accessories such as portable refrigerators, power tools, and medical equipment, provided the total draw does not exceed the rated output. To protect connected devices, the unit incorporates a built‑in over‑current protection circuit that automatically shuts off if the load exceeds safe limits. The DC power output is also usable for charging automotive accessories, such as dash‑cam batteries, or for operating a small fan or radio during a roadside emergency. Users should ensure that the cables and connectors are rated for the intended current and that the device is fully charged before use. The DC output is designed for quick, reliable power delivery in emergency scenarios, making the DieHard Portable Power 1150 a versatile tool for both automotive and general household needs.
The DC output ports are equipped with 10‑mm and 12‑mm connectors, ensuring compatibility with a wide range of devices. An internal fuse protects against short circuits, and the display alerts users when voltage drops below 11.5 V to prevent under‑voltage operation. The built‑in voltage regulator maintains a steady 12 V supply even under heavy load, guaranteeing reliable performance for critical equipment such as medical monitorss.
AC Power Conversion
The DieHard Portable Power 1150 offers a versatile AC power conversion feature, enabling users to power household appliances, small electronics, and emergency lighting from a single, portable unit. Equipped with an integrated AC inverter, the device converts the 12‑V DC battery output into a stable 120‑V AC supply, delivering up to 300 W of continuous power. This output is ideal for operating laptops, portable refrigerators, medical devices, and other low‑power appliances during roadside emergencies or outdoor activities. The AC outlet is protected by a built‑in surge protector and a 10‑A circuit breaker, ensuring safe operation even when connected to sensitive electronics. Users can connect the AC adapter to the unit’s 12‑V DC input, then plug the AC inverter into the desired appliance. The inverter’s efficiency is rated at 85 %, minimizing power loss and extending battery runtime. The digital display indicates AC output voltage, current draw, and remaining battery capacity, allowing real‑time monitoring of power usage. To maintain optimal performance, the unit should be fully charged before use, and the AC inverter should not exceed its 300‑W rating. The AC power conversion feature is especially useful for camping, disaster relief, or any situation where a reliable power source is required without access to mains electricity. Proper ventilation around the inverter is recommended to prevent overheating. The DieHard Portable Power 1150’s AC output is a solution for emergency power needs. Now today.
Air Compressor Features
The DieHard Portable Power 1150 integrates a high‑performance air compressor that delivers rapid inflation for tires, sports equipment, and inflatable gear. Powered directly from the 12‑V battery, the compressor can reach up to 120 psi in under two minutes, providing a quick solution for roadside tire emergencies. The unit includes a built‑in pressure gauge, a safety cut‑off switch, and an automatic shut‑off when the target pressure is achieved, preventing over‑inflation. A dedicated 12‑V DC inlet allows the compressor to operate while the device is charging, ensuring continuous availability. The compressor’s motor is engineered for durability, featuring a reinforced housing and a low‑noise design that keeps operating at less than 70 dB. Users can connect the 12‑V outlet to an external air hose or use the included 1‑inch adapter for standard tire valves. The compressor also offers a 3‑way valve selector, enabling the user to switch between inflating tires, sports balls, or other inflatable items without changing hoses. For added convenience, the compressor is equipped with a 5‑minute timer that automatically stops the motor after a preset period, conserving battery life. The digital display shows real‑time pressure readings and battery status, allowing the operator to monitor both simultaneously. Maintenance is straightforward: clean the filter regularly, inspect the hose for leaks, and keep the compressor in a dry environment to extend its lifespan. The Air Compressor Features of the DieHard Portable Power 1150 make it an indispensable tool for drivers, campers, and emergency responders alike. The unit’s compact size and lightweight design allow it to be stored in a glove compartment or a roadside kit, ready for immediate use whenever a quick inflation is required. The combination of speed, safety, and reliability ensures that the DieHard Portable Power 1150 remains a top choice for portable power solutions worldwide. Today, it continues to set the standard for integrated power and air compression technology, providing peace of mind on the road and in the field. The end.
LED Flashlight and USB Charging
The DieHard Portable Power 1150 offers a versatile flashlight delivering up to 2000 lumens, providing illumination for emergency situations or driving. The flashlight is powered directly from the internal 12‑V battery, allowing up to four hours of operation on the setting. A button enables instant activation, while a 12‑V outlet supplies power to a port for charging smartphones, tablets, and other devices. The port supports 2.4 A output, enabling fast charging of most modern devices without a charger. The integrated system includes a low‑power mode that extends battery life when full brightness is unnecessary, and a mode for maximum illumination. The flashlight’s durable housing is waterproof, ensuring reliable performance in harsh environments. An indicator on the front panel displays battery status and charging progress, allowing users to monitor power levels at a glance. The device’s compact size and lightweight design make it easy to store in a glove compartment or emergency kit, ensuring it is always within reach when needed. For added safety, the flashlight incorporates a circuit that automatically reduces output if the internal temperature rises above safe limits, preventing overheating. The charging feature is compatible with both and cables, providing flexibility for a range of devices. Users can simultaneously use the flashlight and charge devices, thanks to the architecture that isolates power paths. The flashlight and charging capabilities of the DieHard Portable Power 1150 combine to deliver a versatile, reliable solution for power and illumination needs. This compact tool ensures you have reliable light and power wherever you go!!!??
Digital Display Interpretation
The Digital Display on the DieHard Portable Power 1150 provides real‑time status of the unit’s battery, charging, and operational modes. The screen shows a battery icon that fills from 0 % to 100 %, giving a quick visual of remaining charge. A numeric readout displays the exact percentage, and a small LED indicator lights green when the battery is fully charged, amber during charging, and red if the battery is depleted. The display also shows the current output mode: ‘Jump’ for vehicle start, ‘Power’ for DC supply, ‘AC’ for adapter mode, and ‘Comp’ for compressor operation. When the unit is in jump‑starter mode, the screen will flash a warning icon if the battery voltage drops below the minimum required for a safe start. The charging status is indicated by a charging symbol that appears while the unit is connected to an external charger. The display will also show a countdown timer when the battery is set to auto‑shutdown after a period of inactivity. If a fault occurs, a diagnostic code appears on the screen; the user can reference the manual for code meanings. The display panel is backlit, making it readable in low‑light conditions. The unit’s firmware will automatically update the display to reflect any changes in battery health, ensuring the user always has accurate information. By monitoring the digital display, users can manage power usage, plan recharging, and ensure the device remains ready for emergencies. All functions are user‑friendly!!!!
Maintenance and Cleaning
Regular upkeep of the DieHard Portable Power 1150 ensures reliable performance and extends battery life. Begin by inspecting the exterior for cracks, dents, or loose screws; tighten any fasteners with a Phillips screwdriver. Keep the unit dry; wipe surfaces for dust and debris, then dry immediately. Avoid abrasive cleaners that could damage the casing or the display. For the battery compartment, remove the cover and use a soft brush to sweep away dust and debris; do not use metal tools that might short‑circuit the terminals. Inspect the 12‑V output ports for corrosion; if you see a white or green film, clean with a cotton swab dipped in isopropyl alcohol, then dry thoroughly. The LED flashlight lens should be cleaned with a microfiber cloth to maintain brightness. When the unit is fully charged, store it in a cool, dry place; avoid temperatures above 120 °F (49 °C) or below 32 °F (0 °C). Periodically test the jump‑starter function by connecting it to a vehicle battery and verifying the display shows a successful start. If the unit fails to start a vehicle, reset the internal fuse by pressing the reset button for 5 seconds. For the air compressor, flush the inlet filter with compressed air after each use to prevent clogging. Finally, schedule a professional battery check every 12 months; replace the lead‑acid battery if the voltage drops below 12.0 V or if the display indicates a low‑capacity warning. Following these steps will keep the DieHard Portable Power 1150 ready for any emergency, ensuring safety and longevity.!!! Stay
Troubleshooting Guide
When the DieHard Portable Power 1150 behaves unexpectedly, use these steps to isolate the problem. 1. Display shows “0 %” or “Low Battery”: Charge the internal battery fully. Connect the charger until the LED turns green, then retry. 2. Jump‑start fails: Check that the vehicle battery is within the 12 V range, clean the terminals, and ensure clamps are tight. 3. AC output missing: Verify the AC adapter is plugged in and the outlet works; the unit will display “AC OFF” if the adapter is absent. 4. LED flashlight weak or off: Reset the unit by holding the power button for 10 seconds or replace the bulb if it is replaceable. 5. Air compressor stalls: Clean or replace the inlet filter and ensure the hose is not kinked. 6. Device overheating: Let it cool for 30 minutes before use and avoid confined spaces. 7. Unresponsive buttons: Press the reset button for 5 seconds; if the issue persists, call 1‑800‑732‑7764. 8. Error codes (e.g., “E1”, “E2”): Refer to the manual’s error chart; most indicate a battery fault or blown fuse. Reset and test again; if the error remains, schedule service. Keep a log of symptoms to aid support. For unresolved problems, consult the online FAQ or contact support during business hours. Always review the safety section before operating the unit. If the unit still fails, seek professional service. Thank you.
Warranty and Support
DieHard Portable Power 1150 is backed by a limited one‑year warranty covering manufacturing defects and battery performance. The warranty period starts on the date of purchase and is valid only for the original owner. If a defect is identified, contact Sears customer service at 1‑800‑732‑7764 during business hours, Monday‑Friday, 7 a.m;‑4:30 p.m. Provide the serial number, proof of purchase, and a description of the issue. A service technician will assess the unit and, if warranted, replace or repair the defective component at no charge. The battery is not covered under the warranty; however, if the battery fails prematurely due to a manufacturing fault, a replacement may be issued after a diagnostic test. Shipping of the unit for service must be arranged by the owner; Sears will provide a prepaid shipping label if the unit is determined to be defective. For general troubleshooting, consult the online FAQ or the troubleshooting guide in the manual. If the device is still under warranty and the issue is not resolved within 30 days of service, the owner may request a refund or replacement. The warranty does not cover damage from misuse, accidental drops, exposure to extreme temperatures, or unauthorized modifications. Warranty claims must be submitted within the warranty period; claims made after expiration are not accepted. For extended coverage, consider purchasing the DieHard Extended Warranty Plan, which adds an additional two years of protection and includes roadside assistance. All support requests are logged in the Sears service portal, and owners receive a case number for follow‑up. The support team is available in multiple languages and provides remote assistance via phone or chat. For urgent issues, owners may visit a Sears service center located in the nearest retail store. The warranty also includes a 90‑day return policy for returns due to dissatisfaction, provided the unit is in original packaging and unused. All returns must be processed through the Sears returns portal. Customers are encouraged to keep the unit’s manual and warranty card for future reference. Sears also offers a 30‑day money‑back guarantee for new purchases, allowing owners to return the product if it does not meet expectations. For further assistance, call 1‑800‑732‑7764 or email support@sears.com. The company values customer satisfaction and strives to resolve issues promptly and professionally.
Compliance and Certifications
DieHard Portable Power 1150 complies with all major safety and environmental standards to ensure reliable performance and user safety. The unit is UL 2208 certified for jump‑starter safety, confirming it meets strict electrical and mechanical safety requirements. It also carries the CE mark, conformity with EU directives on low voltage, electromagnetic compatibility, and safety. The device meets FCC Part 15 Class B compliance, guaranteeing that frequency emissions are within acceptable limits for consumer electronics. RoHS compliance prohibits the use of substances such as lead, mercury, cadmium, and hexavalent chromium, ensuring the product is environmentally friendly and safe for disposal. In addition, the product is tested for IP54 protection, resistance against dust ingress and water splashes, which is essential for outdoor use!!! The internal battery is a sealed lead‑acid (SLA) type that meets IEC 62133 standards for safety in battery-powered devices. The charger circuitry adheres to IEC 60335‑2‑30 for household and similar appliances, ensuring safe operation when charging the internal battery. DieHard also follows ISO 9001 quality management system guidelines during manufacturing, guaranteeing consistent quality and reliability. The product’s packaging is designed to meet ASTM D4169 for shipping and handling, reducing the risk of damage during transit. Finally, the device’s Star compliance helps users cut power during standby and charging.
Appendix: Quick Reference Sheet
• Jump‑Start: 1150 A peak, 12 V, 10 s max. Connect red to positive, black to negative. Hold for 10 s, release. Vehicle ready! • DC Output: 12 V, 10 A continuous; Use for small appliances, tools, or electronics. • AC Adapter: 120 V/60 Hz, 5 A. Plug into 12 V port. • Air Compressor: 0–120 psi, 10 L/min. Use 12 V outlet, inflate tires or accessories. • LED Flashlight: 3 W, 120 lux. Toggle button. • USB Charging: 5 V, 2 A. Connect phone, tablet, or power bank. • Digital Display: Battery % (0–100%), voltage, current, error codes. • Safety: No open circuits, no reverse polarity, no over‑temperature. • Maintenance: Clean vents, check battery health quarterly. • Warranty: 1 year limited, call 1‑800‑732‑7764. • Compliance: UL 2208, CE, FCC, RoHS, ISO 9001. • Quick Reset: Hold reset button 3 s if error. • Troubleshoot: Check connections, battery charge, error code. • Storage: Keep dry, avoid extreme temperatures. • Contact: Support email support@diehard.com. • Note: Do not use for high‑power appliances >5 A. • End of Sheet. • User Manual: Available PDF, 11 pages, 0.8 MB. Download from Sears website. • Charging: Use supplied charger, 12 V/2 A, 10 h to full. Check indicator. • Power Cord: 2 m, 3 mm², 16 A rated. Keep away from heat. • Emergency Use: Do not use as a permanent power source. Replace battery after 12 months. • Environmental: Store in a cool, dry place. Do not expose to moisture or extreme heat. • Warranty Claim: Keep receipt, contact support, return unit in packaging.