Name: Leeb Hardness Tester THL278 with Bluetooth Function, 600 Units Memory, and OLED Display for Accurate Hardness Testing
Brand: TMTeck Instrument Co., Ltd
SKU: THL278
Price: Negotiable USD
Availability: InStock

Detail Information

Services:	OEM, ODM, OBM	Warranty:	2 Years
Hardness Scale:	HLD, HB, HRC, HRB, HV, HS	Accuracy:	±4HLD(760 ±30HLD)
Memory:	600 Units	Power:	Li Battery
Highlight:	Bluetooth Function Leeb Hardness Tester , 600 Units Memory Portable Hardness Tester , OLED Display Hardness Testing Machine

Product Description

Leeb Hardness Tester THL278 with Bluetooth Function

Product Overview

The Leeb Hardness Tester THL278 is a professional-grade portable hardness testing instrument featuring Bluetooth connectivity and advanced measurement capabilities for industrial applications.

Key Features

OLED display with 128×32 matrix resolution
Converts to all common hardness scales (HL, HV, HB, HRC, HRB, HRA, HS)
Easy-to-use menu driven system
Mini USB interface with multiple communication modes
Memory capacity of 600 data groups
Preset upper and lower hardness limits with alarm function
Test value software calibration function
3.7V rechargeable Li-ion battery power
Approximately 60 hours continuous working period
Compatible with impact devices: C, DC, G, D+15, DL, E
Smart and skid-proof ergonomic design
Charging indicator
THL270 model includes integrated D impact device

Technical Specifications

Parameter	Specification
Model	THL278
Impact Device	D integrated
Hardness Scales	HLD, HB, HRC, HRB, HV, HS
Accuracy	±4HLD (760 ±30HLD)
Memory	600 units
Output	USB
Surface Roughness	1.6 μ (Ra)
Max Workpiece Hardness	900HLD
Min Radius (convex/concave)	Rmin = 50mm (with support ring Rmin= 10mm)
Min Workpiece Weight	2~5kg on stable support, 0.05~2kg with compact coupling
Min Workpiece Thickness	5mm
Min Hardened Layer Thickness	0.8mm
Continuous Working Time	60 hours (without backlight)
Power	Li-ion battery
Operating Temperature	0~40℃
Dimensions	155mm × 60mm × 23mm
Weight	200g

Main Applications

Assembled machinery and permanently installed parts
Die cavity of molds
Heavy workpieces
Failure analysis of pressure vessels, steam turbo-generator sets and other large equipment
Testing of parts in confined areas or on gear teeth
Bearings and other precision components
Material identification in metal material warehouses

Standard Configuration

Seq	Item	Quantity
1	Main Unit	1
2	Small Supporting Ring	1
3	Standard Test Block	1
4	Cleaning Brush	1
5	Charger	1
6	Communication Cable	1
7	Data Software	1
8	Calibration Certificate	1
9	Warranty Card	1
10	Manual	1
11	Carrying Case	1
12	Bluetooth Printer	1

Optional Accessories

Seq	Item	Quantity	Remark
13	Other Types Impact Device: C, DC, G, D+15, DL	1
14	All kinds of special support rings	1

Design Note: The product uses an internationally popular streamlined plastic shell with ergonomic design. Surface features anti-skid treatment for fine, soft feel. Lightweight and durable construction with excellent resistance to electromagnetic interference and vibration.

Compliance Standards

National Standard: GB/T 17394.1-2014; GB/T1172-1999
EU Standard: EN ISO 16859-2016
ASTM Standard: ASTM A956 (2012)

Tag:

Place of Origin:	China
Brand Name:	TMTECK
Certification:	EN ISO 16859-2016
Model Number:	THL278

Minimum Order Quantity:	1
Price:	Negotiation
Packaging Details:	Carton
Delivery Time:	7 work days
Payment Terms:	T/T
Supply Ability:	50 pieces within one week

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