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- Last added
- 2023-11-11
Featured KwikStart manuals

KwikStart ProHD KS400/KS401 Jump Starter Operation and Maintenance Manual
The KS400/KS401 KwikStart ProHD is a 12V emergency jump starter and portable power supply with a 22Ah / 360CCA sealed, non-spillable lead-acid battery, 300 amp plastisol coated steel clamps, and an internal 12V / 600mA charger. It has a digital LED display, a USB power output, a 12V power socket, and heavy duty 4AWG copper cables (3 ft on the KS400, 7 ft on the KS401). The unit is made in the USA of US and imported parts and is designed for field repair.
The manual gives safety precautions for working near lead-acid batteries, recharging procedures for the internal charger and the DC power extension cord, and operating instructions for using the unit as a battery charger, emergency jump starter, alternative power supply while replacing a vehicle battery, and multi-purpose 12V/USB power supply. It closes with battery removal instructions and disposal requirements for the sealed lead-acid battery.
Covers: Features · Important Safety Instructions · Recharging Procedures · Operating Instructions · Used as an Emergency Jump Starter · Used as an Alternative Power Supply for Vehicles
Latest KwikStart manuals
KwikStart ProHD KS400/KS401 Jump Starter Operation and Maintenance Manual
User Manual 16 pages · 708 KB · ENOperation and maintenance manual for the KwikStart ProHD KS400/KS401 jump starter, covering charging, jump starting, and battery replacement.
Which document do I need?
User Manual
Day-to-day operation, settings and troubleshooting. Start here if the product is already set up.
Questions answered in KwikStart manuals
How long should I charge the KS400/KS401 when it is new?
Charge it for a minimum of 30 hours when new, unless the unit status shows it is in good condition.
From: KwikStart ProHD KS400/KS401 Jump Starter Operation and Maintenance Manual
Can the internal charger be left connected to AC power?
Yes. Overcharging is not a problem with the internal charger, and it can be left connected to an AC power source indefinitely when the unit is not in use.
From: KwikStart ProHD KS400/KS401 Jump Starter Operation and Maintenance Manual
