📘 Klein Tools manuals • Free online PDFs

Klein Tools Manuals & User Guides

Klein Tools manufactures premium hand tools, test equipment, and professional-grade electrical gear designed for tradesmen and professionals worldwide since 1857.

Tip: include the full model number printed on your Klein Tools label for the best match.

Klein Tools Support

Official site: https://www.kleintools.com/
General support: https://www.kleintools.com/contact
Warranty & registration: Warranty info
Support phone: 1-800-553-4676
Support email: customerservice@kleintools.com
Contact form: Contact manufacturer support

Klein Tools manuals

Selected manuals from manuals+ curated for this brand.

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Klein Tools CL220 400A AC Auto-Ranging Digital Clamp Meter Instruction Manual

Instruction Manual

Comprehensive instruction manual for the Klein Tools CL220, a 400A AC auto-ranging digital clamp meter featuring True RMS measurement technology, non-contact voltage testing, data hold, temperature measurement, and audible continuity.…

Klein Tools CL120 400A AC Auto-Ranging Digital Clamp Meter Instruction Manual

Instruction Manual

Comprehensive instruction manual for the Klein Tools CL120 digital clamp meter, detailing its features, specifications, operating instructions, safety warnings, and maintenance procedures.

Klein Tools T1290 Rechargeable Pro Thermal Imager FAQ and Emissivity Charts

technical specification

Find answers to frequently asked questions about the Klein Tools T1290 Thermal Imager, including mobile compatibility and emissivity settings. Access detailed emissivity charts for various non-metal and metal materials.

Klein Tools KTB1000 Portable Power Station: Instruction Manual and Specifications

Instruction Manual

Comprehensive instruction manual and specifications for the Klein Tools KTB1000 portable power station, detailing features, operation, maintenance, troubleshooting, and safety guidelines.

Klein Tools IR1 Infrared Thermometer Instruction Manual

Instruction Manual

Instruction manual for the Klein Tools IR1 Infrared Thermometer, detailing its features, specifications, operating instructions, maintenance, and safety warnings.

Klein Tools TI290 Rechargeable Pro Thermal Imager: Instruction Manual and Specifications

Instruction Manual

This document provides the instruction manual and detailed specifications for the Klein Tools TI290 Rechargeable Pro Thermal Imager, covering its features, operation, safety guidelines, and compliance information.

Klein Tools MM400 Auto-Ranging Digital Multimeter - Instruction Manual

Instruction Manual

User guide for the Klein Tools MM400 auto-ranging digital multimeter. Learn about its features, specifications, and operating instructions for measuring voltage, current, resistance, capacitance, frequency, and temperature.

Klein Tools TI290 Rechargeable Pro Thermal Imager Instruction Manual

Instruction Manual

Comprehensive instruction manual for the Klein Tools TI290 Rechargeable Pro Thermal Imager, detailing features, specifications, operation, and safety guidelines.

Klein Tools ET21 Wireless Borescope Instruction Manual

Instruction Manual

Instruction manual for the Klein Tools ET21 Wireless Borescope, detailing features, specifications, operation, and safety. Connects via Wi-Fi to iOS and Android devices for visual inspections.

Klein Tools NCVT3P Dual-Range Non-Contact Voltage Tester with Flashlight - User Manual

Instruction Manual

Comprehensive user manual for the Klein Tools NCVT3P Dual-Range Non-Contact Voltage Tester with Flashlight. Includes safety warnings, operating instructions, specifications, and maintenance details.

Klein Tools Scout Pro 3: Professional Cable Tester and Wire Mapper

Instruction Manual

Discover the Klein Tools Scout Pro 3, a versatile cable tester for voice, data, and video. Features include wire mapping, length measurement, tone generation, and hub blink testing for efficient…

Klein Tools AEPJS-1 Bluetooth Jobsite Speaker User Manual

Instruction Manual

Explore the Klein Tools AEPJS-1, a durable and high-quality Bluetooth jobsite speaker. This manual provides essential information on features, specifications, operation, safety, and maintenance for reliable audio performance in various…

Klein Tools manuals from online retailers

Klein Tools NCVT-3 Voltage Tester Instruction Manual

NCVT3 • July 8, 2025

Comprehensive instruction manual for the Klein Tools NCVT-3 Non-Contact Dual Range Voltage Tester, covering safety, features, operation, maintenance, troubleshooting, and specifications.

Klein Tools IR5 Dual Laser 12:1 Infrared Thermometer User Manual

IR5 • July 8, 2025

The Klein Tools IR5 is a professional dual-laser targeting infrared thermometer, offering a wide measurement range, a tight 12:1 distance-to-spot ratio, dual targeting lasers, and several calculation modes…

Klein Tools 9525 Tape Measure User Manual

9525 • July 8, 2025

This instruction manual provides comprehensive information for the Klein Tools 9525 Tape Measure, covering its features, operation, maintenance, and specifications. Designed for durability and ease of use, this…

Klein Tools 32770 Replacement Bit User Manual

32770 • July 7, 2025

Comprehensive user manual for the Klein Tools 32770 Phillips #1, #2 Replacement Bit, including setup, operation, maintenance, and specifications.

Klein Tools 25961 Step Drill Bit Instruction Manual

25961 • July 2, 2025

This manual provides detailed instructions for the safe and effective use, maintenance, and troubleshooting of the Klein Tools 25961 Step Drill Bit.

Heritage Ergo Thinner Scissors, 21 Teeth - Instruction Manual

K921T • July 2, 2025

Official instruction manual for the Klein Tools Heritage Ergo Thinner Scissors, 21 Teeth (Model K921T). Learn about setup, operation, maintenance, and specifications for this professional grooming tool.

Klein Tools CL710 Pro Digital Clamp Meter User Manual

CL710 • July 2, 2025

This user manual provides essential information for the safe and effective operation, maintenance, and troubleshooting of the Klein Tools CL710 Pro Digital Clamp Meter. It covers features such…

Klein Tools RT310 Outlet Tester, AFCI and GFCI Receptacle Tester for North American AC Electrical Outlets

RT310 • June 29, 2025

RT310 is an electrical tester that tests the wiring condition at an electrical outlet, and inspects and checks AFCI and GFCI devices. It is designed for use with…

Klein Tools ET910 USB Power Meter and Tester, USB-A Digital Meter for Voltage, Current, Capacity, Energy, Resistance, Max Current Electric Circuit Testing Device USB-A Tester and Meter

ET910 • June 26, 2025

The Klein Tools ET910 is a USB digital meter and tester combination for most common USB-A ports, including Qualcomm Quick Charge ports. It accurately and reliably measures and…

Klein Tools Manuals & User Guides

Klein Tools manuals

Klein Tools CL220 400A AC Auto-Ranging Digital Clamp Meter Instruction Manual

Klein Tools CL120 400A AC Auto-Ranging Digital Clamp Meter Instruction Manual

Klein Tools T1290 Rechargeable Pro Thermal Imager FAQ and Emissivity Charts

Klein Tools KTB1000 Portable Power Station: Instruction Manual and Specifications

Klein Tools IR1 Infrared Thermometer Instruction Manual

Klein Tools TI290 Rechargeable Pro Thermal Imager: Instruction Manual and Specifications

Klein Tools MM400 Auto-Ranging Digital Multimeter - Instruction Manual

Klein Tools TI290 Rechargeable Pro Thermal Imager Instruction Manual

Klein Tools ET21 Wireless Borescope Instruction Manual

Klein Tools NCVT3P Dual-Range Non-Contact Voltage Tester with Flashlight - User Manual

Klein Tools Scout Pro 3: Professional Cable Tester and Wire Mapper

Klein Tools AEPJS-1 Bluetooth Jobsite Speaker User Manual

Klein Tools manuals from online retailers

Klein Tools NCVT-3 Voltage Tester Instruction Manual

Klein Tools IR5 Dual Laser 12:1 Infrared Thermometer User Manual

Klein Tools 9525 Tape Measure User Manual

Klein Tools 32770 Replacement Bit User Manual

Klein Tools 25961 Step Drill Bit Instruction Manual

Heritage Ergo Thinner Scissors, 21 Teeth - Instruction Manual

Klein Tools CL710 Pro Digital Clamp Meter User Manual

Klein Tools RT310 Outlet Tester, AFCI and GFCI Receptacle Tester for North American AC Electrical Outlets

Klein Tools ET910 USB Power Meter and Tester, USB-A Digital Meter for Voltage, Current, Capacity, Energy, Resistance, Max Current Electric Circuit Testing Device USB-A Tester and Meter

Klein Tools 56411 Rechargeable Pocket Flashlight User Manual

Klein Tools J206-8C All-Purpose Pliers Instruction Manual

Klein Tools RT210 Outlet Tester User Manual