📘 CEN-TECH manuals • Free online PDFs

CEN-TECH Manuals & User Guides

CEN-TECH is a private label brand strictly distributed by Harbor Freight Tools, known for affordable automotive diagnostic tools, digital multimeters, and battery charging solutions.

Tip: include the full model number printed on your CEN-TECH label for the best match.

CEN-TECH Support

Official site: https://www.harborfreight.com
General support: https://www.harborfreight.com/customer-service-contact-us.html
Warranty & registration: Warranty info
Support phone: 1-800-444-3353
Support email: productsupport@harborfreight.com
Contact form: Contact manufacturer support

CEN-TECH manuals

Latest manuals from manuals+ curated for this brand.

CEN-TECH 56631 4-In-1 Portable Jump Pack Owner’s Manual

December 20, 2021

CEN-TECH 56631 4-In-1 Portable Jump Pack Owner’s Manual & Safety Instructions Save This Manual Keep this manual for the safety warnings and precautions, assembly, operating, inspection, maintenance and cleaning procedures.…

CEN-TECH Deluxe Battery Maintainer & Float Charger Owner’s Manual

December 17, 2021

CEN-TECH Deluxe Battery Maintainer & Float Charger Save This Manual Keep this manual for the safety warnings and precautions, assembly, operating, inspection, maintenance and cleaning procedures. Write the product’s serial…

CEN-TECH 4-in-1 Portable Jump Pack Owner’s Manual

December 5, 2021

CEN-TECH 4-in-1 Portable Jump Pack Owner's Manual CEN-TECH 4-in-1 Portable Jump Pack Owner's Manual IMPORTANT: YOU MUST CHARGE COMPLETELY BEFORE FIRST USE, AFTER EVERY JUMP START, AND EVERY 30 DAYS…

CEN-TECH 3-in-1 Portable Jump Pack Owner’s Manual

December 5, 2021

CEN-TECH 3-in-1 Portable Jump Pack CEN-TECH 3-in-1 Portable Jump Pack CHARGE COMPLETELY IMMEDIATELY AFTER PURCHASE Fully recharge after each jump-start.Fully recharge monthly to ensure long battery life. Safety Instructions Save…

CEN-TECH 94138 Hand Wand Metal Detector: Assembly, Operation, and Maintenance Guide

manual

Comprehensive guide for the CEN-TECH 94138 Hand Wand Metal Detector, covering assembly, operation, safety precautions, specifications, maintenance, and warranty information from Harbor Freight Tools.

CEN-TECH 400W Power Inverter Owner's Manual & Safety Instructions

manual

Comprehensive owner's manual and safety instructions for the CEN-TECH 400 Watt Continuous/800 Watt Peak Power Inverter (Model 66814). Covers installation, operation, precautions, specifications, troubleshooting, and warranty.

CEN-TECH 6 Function Mini Digital Clamp Meter User Manual & Safety Instructions

Owner's Manual

Comprehensive user manual and safety instructions for the CEN-TECH 6 Function Mini Digital Clamp Meter (Model 96308), covering specifications, operation, maintenance, troubleshooting, and warranty information.

CEN-TECH Model 96451 Infrared Thermometer Operating Instructions & Safety Guide

Operating Instructions

Operating instructions, safety warnings, specifications, and warranty information for the CEN-TECH Model 96451 Infrared Thermometer. Learn how to safely use, maintain, and care for your device.

CEN-TECH 6 Volt/12 Volt Battery Load Tester Owner's Manual & Safety Instructions

Owner's Manual

Owner's manual and safety instructions for the CEN-TECH 6 Volt/12 Volt Battery Load Tester (Model BT-100). Includes operating procedures, specifications, maintenance, and warranty information from Harbor Freight Tools.

CEN-TECH 22 LB. CAPACITY DIGITAL KITCHEN SCALE Owner's Manual & Safety Instructions

Owner's Manual

Owner's manual and safety instructions for the CEN-TECH 22 lb. capacity digital kitchen scale. Includes specifications, operation, battery replacement, calibration, and warranty information.

CEN-TECH OBD II & CAN Code Reader Owner's Manual & Safety Instructions

Owner's Manual

This manual provides essential safety warnings, operating instructions, and troubleshooting for the CEN-TECH OBD II & CAN Code Reader (Item 64981) from Harbor Freight Tools. Learn how to use your…

CEN-TECH DELUXE Battery Maintainer & Float Charger Owner's Manual and Safety Instructions

Owner's Manual

Official owner's manual and safety guide for the CEN-TECH DELUXE Battery Maintainer & Float Charger (Model 62813). Covers safe operation, charging procedures, maintenance, specifications, and warranty information from Harbor Freight…

CEN-TECH 6V/12V 2 Amp 3-Stage Automatic Battery Charger Owner's Manual & Safety Instructions

Owner's Manual

This owner's manual provides essential safety warnings, operating instructions, and maintenance procedures for the CEN-TECH 6V/12V 2 Amp 3-Stage Microprocessor Controlled Automatic Battery Charger (Model 57015). Learn how to safely…

CEN-TECH 6 Volt/12 Volt Battery Load Tester Owner's Manual & Safety Instructions

Owner's Manual

This manual provides essential safety instructions, operating procedures, specifications, maintenance guidelines, and warranty information for the CEN-TECH 6 Volt/12 Volt Battery Load Tester (Model 61747).

CEN-TECH 22 LB. CAPACITY DIGITAL SCALE Owner's Manual & Safety Instructions

manual

Owner's manual and safety instructions for the CEN-TECH 22 LB. CAPACITY DIGITAL SCALE (Item 70991). Includes specifications, operating instructions, battery replacement, calibration, and warranty information from Harbor Freight Tools.

CEN-TECH 750 Watt Continuous/1500 Watt Peak Power Inverter Owner's Manual & Safety Instructions

Owner's Manual

Owner's manual and safety instructions for the CEN-TECH 750 Watt Continuous/1500 Watt Peak Power Inverter (Item 66817). Covers installation, operation, safety precautions, troubleshooting, maintenance, and warranty.