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SL 2-A12
SL 2-A22

Original operating instructions

Information about the operating instructions

About these operating instructions

  • Warning! Read and understand all accompanying documentation, including but not limited to instructions, safety warnings, illustrations, and specifications provided with this product. Familiarize yourself with all the instructions, safety warnings, illustrations, specifications, components, and functions of the product before use. Failure to do so may result in electric shock, fire, and/or serious injury. Save all warnings and instructions for future reference.
  • The accompanying documentation corresponds to the current state of the art at the time of printing. Please always check for the latest version on the product’s page on Hilti’s website. To do this, follow the link or scan the QR code in this documentation, marked with the symbol Image alternative.
  • Ensure that these operating instructions are with the product when it is given to other persons.

Explanation of symbols used


Warnings alert persons to hazards that occur when handling or using the product. The following signal words are used:
  • Draws attention to imminent danger that will lead to serious personal injury or fatality.
  • Draws attention to a potential threat of danger that can lead to serious injury or fatality.
  • Draws attention to a potentially dangerous situation that could lead to personal injury or damage to the equipment or other property.

Symbols in the documentation

The following symbols are used in this document:
Image alternative Read the operating instructions before use.
Image alternative Instructions for use and other useful information
Image alternative Dealing with recyclable materials
Image alternative Do not dispose of electric equipment and batteries as household waste

Symbols in the illustrations

The following symbols are used in illustrations:
Image alternative These numbers refer to the corresponding illustrations found at the beginning of these operating instructions
Image alternative The numbering reflects the sequence of operations shown in the illustrations and may deviate from the steps described in the text
Image alternative Item reference numbers are used in the overview illustrations and refer to the numbers used in the product overview section
Image alternative This symbol is intended to draw special attention to certain points when handling the product.

Product-specific symbols


The following symbols are used on the product:
Image alternative Do not look into the light source.
Image alternative The product supports wireless data transmission compatible with iOS and Android platforms.
Image alternative Hilti Li-ion battery type series used. Observe the information given in the section headed Intended use .
Image alternative Li-ion battery
Image alternative Never use the battery as a striking tool.
Image alternative Do not drop the battery. Never use a battery that has suffered an impact or is damaged in any other way.

Product information

Image alternative products are designed for professional users and only trained, authorized personnel are permitted to operate, service and maintain the products. This personnel must be specifically informed about the possible hazards. The product and its ancillary equipment can present hazards if used incorrectly by untrained personnel or if used not in accordance with the intended use.
The type designation and serial number are printed on the rating plate.
  • Write down the serial number in the table below. You will be required to state the product details when contacting Hilti Service or your local Hilti organization to inquire about the product.
    Product information
    Cordless lamp
    SL2-A12 | SL2-A22
    Serial no.

Declaration of conformity

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We declare, on our sole responsibility, that the product described here complies with the applicable directives and standards. A copy of the declaration of conformity can be found at the end of this documentation.
The technical documentation is filed here:
Hilti Entwicklungsgesellschaft mbH | Tool Certification | Hiltistrasse 6 | 86916 Kaufering, Germany


Important safety instructions

WARNING! READ ALL INSTRUCTIONS. Failure to follow all instructions listed below can result in electric shock, fire and/or serious injury. KEEP THESE INSTRUCTIONS IN A HANDY YET SECURE PLACE.

Careful handling and use

  • Use the product only when it is in perfect working order.
  • Never tamper with or modify the product in any way.
  • This device can be used by children 8 years of age or older and by persons with physical, sensory or mental disabilities or little relevant experience or know-how if they are supervised or have received instruction on the safe use of the device and the resulting hazards.
  • Do not use the product where there is a risk of fire or explosion.
  • Do not use the device outdoors.
  • Do not use accessories not specifically intended and recommended for this power tool by the tool manufacturer. The fact that an accessory can be attached to your power tool does not necessarily mean that it can be used in safety.
  • Replace the complete cordless lamp when the light source has reached the end of its life. The light source in this cordless lamp is not replaceable.
  • Do not look into the beam and do not direct the beam toward other persons.
  • Do not expose the device to rain or moisture. Water entering an electric device will increase the risk of electric shock.

Careful handling and use of batteries

  • Observe the special guidelines applicable to the transport, storage and use of lithium-ion batteries.
  • Do not expose batteries to high temperatures, direct sunlight or fire.
  • Do not disassemble, crush or incinerate batteries and do not subject them to temperatures over 80 °C (176 °F).
  • Do not use or charge batteries that have suffered mechanical impact, have been dropped from a height or show signs of damage. In this case, always contact your Hilti  Service .
  • If the battery is too hot to touch it may be defective. Put the battery in a place where it is clearly visible and where there is no risk of fire, at an adequate distance from flammable materials. Allow the battery to cool down. If it is still too hot to touch after an hour, the battery is faulty. Contact Hilti Service .


Product overview

Image alternative
  1. Multi-position hinge
  2. LED bezel
  3. LED
  4. Retractable hook
  5. Automatic switch
  6. 3-mode switch
  7. Grip
  8. Battery
  9. Battery release button

Intended use

The product described is a cordless lamp. It is intended for use as illumination on jobsites. Use the product in a dry environment only.

SL 2-A12

Use only Hilti Li-ion batteries from the B 12 series with this product.

  • Use only the Hilti battery chargers of the C 4/36 series with the CA-B12 charging adapter, or battery chargers of the C 4/12-50 series for charging these batteries.

SL 2-A22

Use only Hilti Li‑ion batteries of the B 22 series with this product.

  • Use only the Hilti battery chargers of the C4/36 series for charging these batteries.

Charge state indicator

Lightly press (no more than until resistance is perceptible) either of the battery release buttons to check the charge state of the Li‑ion battery.
4 LEDs light up.
Charge state: 75 % to 100 %
3 LEDs light up.
Charge state: 50 % to 75 %
2 LEDs light up.
Charge state: 25 % to 50 %
1 LED lights up.
Charge state: 10 % to 25 %
1 LED flashes.
Charge state: < 10 %
If the LEDs of the charge state indicator flash, follow the instructions in the 'Troubleshooting' section.

3-mode switch

Use the 3-mode switch to set the brightness.
Press once
The lamp lights with maximum brightness.
Press twice
The lamp lights with medium brightness.
Press three times
The lamp is off.

Items supplied

Cordless lamp, operating instructions.
Other system products approved for use with this product can be found at your local Hilti Center or online at:

Technical data

Technical data

SL 2-A12
SL 2-A22
10.8 V
21.6 V
500 lm
500 lm
0.65 kg
1.3 kg


Battery operating voltage
10.8 V
Ambient temperature for operation
−17 ℃ … 60 ℃
Storage temperature
−20 ℃ … 40 ℃
Battery charging starting temperature
−10 ℃ … 45 ℃


Battery operating voltage
21.6 V
Ambient temperature for operation
−17 ℃ … 60 ℃
Storage temperature
−20 ℃ … 40 ℃
Battery charging starting temperature
−10 ℃ … 45 ℃


Preparations at the workplace

Risk of injury by inadvertent starting!
  • Before inserting the battery, make sure that the product is switched off.
  • Remove the battery before making any adjustments to the power tool or before changing accessories.
Observe the safety instructions and warnings in this documentation and on the product.

Inserting the battery

Electrical hazard. Dirty contacts may cause a short circuit.
  • Before inserting the battery, check to ensure that the battery terminals and the contacts on the product are free from foreign objects.
Risk of injury. If the battery is not fitted correctly it may drop out and fall.
  • Check that the battery is securely seated in the product so that it cannot drop out and fall, thereby presenting a hazard to other persons.
  • Insert the battery and check that the battery is securely seated in the device.

Removing the battery

  1. Press both release buttons.
  2. Pull the battery to the rear and out of the product.

Pivoting the head of the lamp

  1. Pull out the retractable hook.
    When you suspend the lamp using the retractable hook, check the load-bearing capacity of the point from which the lamp is suspended.
  2. Pivot the head of the lamp upwards.

Turning the lamp head

  • Turn the lamp head to the desired position.
    The lamp head can be turned in either direction along the axis. Do not attempt to force the lamp head past the end stops.

Switching on

  1. Turn the lamp head to the desired position.
  2. Select a mode by pressing the 3-mode switch.

Care and maintenance

Care and maintenance

Risk of injury with battery inserted !
  • Always remove the battery before carrying out care and maintenance tasks!
Care of the product
  • Carefully remove stubborn dirt.
  • Carefully clean the air vents, if present, with a dry, soft brush.
  • Use only a slightly damp cloth to clean the housing. Do not use cleaning agents containing silicone as these can attack the plastic parts.
  • Use a dry, clean cloth to clean the contacts of the product.
Care of the Li‑ion batteries
  • Never use a battery with clogged air vents. Clean the air vents carefully using a dry, soft brush.
  • Avoid unnecessary exposure of the battery to dust and dirt. Never expose the battery to high levels of moisture (e.g. by being dipped in water or left in the rain).
    If a battery has been soaked by moisture, treat it as a damaged battery. Isolate it in a non-flammable container and consult Hilti Service.
  • Keep the battery free of extraneous oil and grease. Do not permit dust or dirt to accumulate unnecessarily on the battery. Clean the battery with a dry, soft brush or a clean, dry cloth. Do not use cleaning agents containing silicone as these can attack the plastic parts.
    Do not touch the contacts of the battery and do not remove the factory-applied grease from the contacts.
  • Use only a slightly damp cloth to clean the housing. Do not use cleaning agents containing silicone as these can attack the plastic parts.
  • Check all visible parts and controls for signs of damage at regular intervals and make sure that they all function correctly.
  • Do not use the product if signs of damage are found or if parts malfunction. Immediately have the product repaired by Hilti Service.
  • After cleaning and maintenance, install all guards and protective devices and check that they are in full working order.
To help ensure safe and reliable operation, use only genuine Hilti spare parts and consumables. Spare parts, consumables and accessories approved by Hilti for use with your product can be found at your Hilti Store or online at:

Transport and storage

Transport and storage of cordless tools and batteries

    Accidental starting during transport !
  • Always transport your products with the batteries removed!
  • Remove the battery/batteries.
  • Never transport batteries loose and unprotected. During transport, batteries should be protected from excessive shock and vibration and isolated from any conductive materials or other batteries that may come in contact with the terminals and cause a short circuit. Comply with the locally applicable regulations for transporting batteries.
  • Do not send batteries through the mail. Consult your shipper for instructions on how to ship undamaged batteries.
  • Prior to each use and before and after prolonged transport, check the product and the batteries for damage.
    Accidental damage caused by defective or leaking batteries !
  • Always store your products with the batteries removed!
  • Store the product and the batteries in a cool and dry place. Comply with the temperature limits stated in the technical data.
  • Do not store batteries on the charger. Always remove the battery from the charger when the charging operation has completed.
  • Never leave batteries in direct sunlight, on sources of heat, or behind glass.
  • Store the product and batteries where they cannot be accessed by children or unauthorized persons.
  • Prior to each use and before and after prolonged storage, check the product and the batteries for damage.


If the trouble you are experiencing is not listed in this table or you are unable to remedy the problem by yourself, please contact Hilti Service.


Trouble or fault
Possible cause
Action to be taken
The battery does not engage with an audible double click.
The retaining lugs on the battery are dirty.
  • Clean the retaining lugs and push the battery in until it engages.
1 LED flashes.
The power tool does not work.
Battery is discharged.
  • Change the battery and charge the empty battery.
The battery is too hot or too cold.
  • Allow the battery to cool down or warm up slowly to room temperature.


Risk of injury due to incorrect disposal! Health hazards due to escaping gases or liquids.
  • DO NOT send batteries through the mail!
  • Cover the terminals with a non-conductive material (such as electrical tape) to prevent short circuiting.
  • Dispose of your battery out of the reach of children.
  • Dispose of the battery at your Hilti Store , or consult your local governmental garbage disposal or public health and safety resources for disposal instructions.
Image alternative Most of the materials from which Hilti products are manufactured can be recycled. The materials must be correctly separated before they can be recycled. In many countries, your old tools, machines or appliances can be returned to Hilti for recycling. Ask Hilti Service or your Hilti sales representative for further information.
Image alternative
  • Do not dispose of power tools, electronic equipment or batteries as household waste!

RoHS (Restriction of Hazardous Substances)

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Image alternative
Click on the links to go to the table of hazardous substances: (SL 2-A12) and (SL 2-A22).
There is a link to the RoHS table, in the form of a QR code, at the end of this document.

Manufacturer’s warranty

  • Please contact your local Hilti representative if you have questions about the warranty conditions.