Waterproof Laboratory Portable pH Meter Digial pH Tester pH-281

Name: Waterproof Laboratory Portable pH Meter Digial pH Tester pH-281
Brand: Wincom Company Ltd.
SKU: 763779465

Hunan, ChinaWincom Company Ltd.

US$19.00-22.00

20 Pieces

Product profile

Customization

Available

Display

Digital

Portable

Model NO.

PH-281

Appliance

Biochemistry

Certification

ISO

Measuring Range

0.00~14.00pH

Resolution

0.01pH

Accuracy

+-0.05pH

Power

4*1.5V

Product Name

pH Meter

Transport Package

Standard Safty Packing

Specification

ISO

Trademark

Wincom, Neutral or as for your requirements

Origin

Made in China

Production Capacity

1000PCS Per Month

Key features

Waterproof Design: Pen-type model with waterproof features suitable for lab or outdoor detection.

Wide Measuring Range: Covers 0.00 to 14.00pH with 1-point calibration for versatile use.

Portable & Lightweight: Compact pen-type design weighing only 65g for easy transport and handling.

Auto Shut-off: Features approximate 4-minute auto shut-off to conserve battery life.

One Year Warranty: Covers defects in material and manufacturing for one year from purchase.

ATC Function: Includes Automatic Temperature Compensation for accurate readings.

ISO Certified: Product meets ISO certification standards for quality assurance.

Company profile

High Repeat Buyers ChoiceImporters and ExportersYears of Export ExperienceExperienced Team

Wincom Company Ltd.

Hunan, China

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2004-02-13Nearest Port: SHANGHAIAverage Response Time: ≤15hTerms of Payment: LC, T/T, PayPal, etc.International Commercial Terms(Incoterms): FOB, CFR, CIF, CIP, EXW, Others

AI-Powered supplier vetting

SummaryWincom Company Ltd. is a limited company with 15 employees and offers a range of medical and laboratory equipment, including centrifuges, monitors, analyzers, ultrasound equipment, anesthesia machines, and sterilizers. It has exported for 21 years, with exports representing 90% of total sales, and has attended Medlab Middle East. The supplier demonstrates broad customization, ODM, and OEM capabilities, but reports no new products in the past year and no SDK availability. ISO9001:2015 and CE evidence is provided. Service procedures exist for corrective actions and complaint handling, while some inspection and service-assessment records lack written procedures. Financial credibility cannot be reliably assessed from the provided data because the relevant figures are incomplete and contradictory. No specific customer cases are documented.

Supplier typeThe supplier is a limited company with 15 employees and no stated affiliation with a larger group. Its stated business scope covers electrical, electronic, optoelectronic, household-appliance, instrument, and experimental-equipment activities, while its primary product range is medical and laboratory equipment. The audit was conducted by TUVRHEINLAND, with a report period from 2025-05-15 to 2026-05-14.

CertificationsThe supplier reports an ISO9001:2015 certificate and CE product-certification capability. It also reports conducting regular fire drills during the past year. These are explicit indicators of quality-management and product-compliance capability, although the provided slices do not specify the exact certified products or certificate scope.

After-Sales capabilityThe supplier has clear procedures and followed records for corrective and preventive actions and customer-complaint handling. It has participated in Medlab Middle East and accepts multiple quotation and payment terms, but it reports no overseas showroom, no overseas agents or branches, and service coverage in zero countries; some service-assessment records lack written procedures.

Customization capabilityThe supplier explicitly supports customization from samples, designs, full customization, minor customization, and flexible customization. It also provides ODM services and OEM services for popular brands, giving strong direct evidence of broad customization and contract-manufacturing capability.

Product Q&A

Q:Is this pH meter waterproof?

Yes, this pen-type pH meter features a waterproof design, making it suitable for both laboratory and outdoor detection.

Q:What is the warranty period for this instrument?

The instruments are warranted against all defects in material and manufacturing for a period of one year from the date of purchase.

Q:How should the electrode be maintained to ensure accuracy?

Every 2-3 weeks, put the electrode in 3mol/L KCL solution for 12 hours to ensure the reading remains within accuracy.

Q:Does the pH meter have Automatic Temperature Compensation (ATC)?

Yes, the device includes ATC (Automatic Temperature Compensation) functions for precise measurements.

Q:How do I replace the battery when it is low?

When the battery symbol appears, twist open the battery compartment lid, remove old batteries, and replace them with fresh ones noting the polarity as shown.