Is the product customizable?

No, the TD1858 is non-customized and comes with fixed specifications.

What is the warm-up time required?

The warm-up time is twice the time since the last warm-up, up to a maximum of 30 minutes.

TD1858 Portable Multifunction Calibrator for 4.5 Digit Multimeter Testing

Name: TD1858 Portable Multifunction Calibrator for 4.5 Digit Multimeter Testing
Brand: Tunkia Co., Ltd.
SKU: 2170367105

Hunan, ChinaTunkia Co., Ltd.

US$13,000.00-14,000.00

1 Set

Product profile

Customization

Available

After-sales Service

Life Time

Warranty

12 Months Excellent After-sales Service

Model NO.

TD1858

Application

Electromagnetic Instrument, Electrical Calibration

Power

Electricity

LCD Display

With LCD Display

Customized

Non-Customized

DC voltage output

+(10 mV ~ 1020 V),-(10 mV ~ 10.4 V)

DC current output

±(10 μA ~ 10.2 A)

AC voltage output

10 mV ~ 1020 V

AC current output

10 μA ~ 10.4 A

Sinusoidal Wave frequency

10 Hz ~ 20 kHz

Simulated DC resistance

1Ω ~ 220 MΩ

Transport Package

Package for Exporting

Specification

210 mm(W)* 365 mm (D) *266 mm (H), 9.5Kg

Trademark

TUNKIA

Origin

China

Production Capacity

1000

Key features

High Precision Calibration: Integrates AC/DC voltage, current, resistance, and frequency sources for multi-function testing.

Portable Design: Weight under 10kg with foldable feet and embedded handle for easy on-site transport.

LCD Touch Interface: Features a front LCD touch screen with rotary knob and key adjustment modes.

Comprehensive Protection: Includes short-circuit, overload, open-circuit, and reverse connection protection.

Multiple Communication Ports: Equipped with USB, LAN, and RS232 interfaces for versatile connectivity.

Optional Thermocouple Support: Supports J, K, T, R, S, B, N, E, L, U, C thermocouple types for temperature calibration.

Clamp Meter Calibration: Capable of calibrating DC clamp meters with equivalent 1000AT current input.

Company profile

Tunkia Co., Ltd.

Hunan, China

CertifiedBusiness Type: Manufacturer/Factory CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableExport Year: 2021-10-11 CertifiedNearest Port: Changsha PortAverage Response Time: ≤7.55h CertifiedTerms of Payment: LC, T/T, D/P, etc.

AI-Powered supplier vetting

SummaryTunkia Co., Ltd. is identified as a China-based manufacturer established in 2006, with 363 employees and an 8,000 m² manufacturing plant. Its stated products include magnetic and electrical measurement equipment, gaussmeters, and multifunction calibrators. The supplier reports ISO9001, ISO14001, and ISO45001 certifications, nine production lines, 120 years of combined R&D engineer experience, and 11–20 quality-control staff. It serves domestic and overseas markets, with exports representing 21%–30% of sales and reported one-month lead times in both off-peak and peak seasons. Evidence supports manufacturing scale, certification coverage, and technical capability. However, the provided information does not sufficiently establish after-sales service, financial credibility, customization capability, or a broad customer track record.

Supplier typeThe supplier is explicitly classified as a manufacturer, while the associated company information also describes the company nature as a trading company. Its 8,000 m² plant and manufacturing-related business activities support that it operates manufacturing capabilities, although the supplied classifications are not fully consistent.

CertificationsThe supplier reports ISO9001:2015, ISO14001:2015, and ISO45001:2016 management-system certificates, plus other unspecified certifications. This is explicit evidence of multiple quality, environmental, and occupational-health-and-safety certifications.

R&D capabilityThe supplier’s product scope includes magnetic measurement, electrical measurement, gaussmeters, and multifunction calibrators, and it reports 120 years of total R&D engineer experience. These details support technical and product-development capability, although no patent, new-product, or R&D investment data is provided.

Production capacityThe supplier reports an 8,000 m² manufacturing plant, 363 employees, nine production lines, and one-month lead times in both off-peak and peak seasons. These figures provide explicit evidence of established production capacity and stated delivery capability.