Schumacher SL1674: 1500A 12V Lithium Jump Starter & 4-in-1 Power Pack

Meet the Schumacher SL1674, a compact, high-capacity 1500A jump starter and portable power hub designed for the road and garage. Built for tech-savvy users and budget-minded shoppers, this 4-in-1 device delivers reliable power when you need it most, helping you stay connected whether you’re dealing with a dead battery or a drained phone.

Powerful Jump Start Capabilities

With 1500 amps of starting power, you can ignite 8.0L gas engines and 4.5L diesel engines quickly, minimizing downtime. It supports a wide range of 12V battery types commonly found in cars, trucks, motorcycles, and marine vessels, including standard, AGM, gel, EFB, calcium, and deep-cycle models. Advanced Pre-Boost and Pre-Heat technologies prep the battery for ignition in cold or hot conditions, and Jump Start Override helps when other units struggle to wake deeply discharged batteries.

• Instant starting power for a variety of engines
• Supports multiple 12V battery chemistries for flexibility
• Pre-Boost and Pre-Heat enhance ignition readiness in extreme temps
• Override mode assists when traditional jumps fail

Versatile Portable Power Hub

Beyond jumping, the SL1674 doubles as a reliable power hub. It features a patented 10W wireless charging pad for cable-free device charging and dual USB-A plus USB-C ports for fast charging laptops, tablets, and phones. The internal lithium battery recharges in about 4–5 hours, minimizing downtime between sessions.

• 10W wireless charging for compatible devices
• USB-A and USB-C ports for versatile device charging
• Full recharge in 4–5 hours reduces wait time
• Compact footprint for easy transport on the go

Smart Safety and Rugged Design

Safety is built into every detail with smart clamps that protect against reverse polarity, short circuits, and overloads. The IP65-rated housing resists dust and water intrusion, making it dependable in varying road and outdoor conditions. An integrated LED flashlight offers steady, SOS, and strobe modes for visibility when light is limited.

• Smart clamps guard against common electrical issues
• IP65 protection for dust and water exposure
• Integrated LED flashlight with multiple modes
• Durable, travel-friendly construction

Everyday Scenarios and Quick Setup

Ideal for road trips, camping, or garage maintenance, the SL1674 keeps essential devices powered and ready. Its streamlined design means you can store it in a glove box or toolbox and rely on a single tool for both starting power and portable charging.

• Road trips and garages without worrying about power loss
• On-the-go device charging during travel
• Emergency kit addition for added peace of mind

What’s in the Box

• Schumacher SL1674 Lithium Jump Starter and Portable Power Pack
• Smart jumper cable assembly
• USB-A to USB-C charging cable
• User manual

Why Schumacher

Benefiting from over 75 years of automotive innovation, Schumacher combines reliability with thoughtful features designed for real-world use. The SL1674 aims to empower you with portable power on demand, so you can focus on the task at hand rather than power concerns.