What is the minimum order quantity?

The minimum order quantity is 100 pieces.

What is the lead time for production?

Both peak and off-peak season lead times are within 15 workdays.

How is the product quality controlled?

We perform 100% visual and functional inspection on all finished products.

D House Surge Protector Protective Arrester Device

Name: Tomzn 3p+Npe AC Shield-Type SPD Tzg40-B/C/D House Surge Protector Protective Arrester Device
Brand: Zhejiang Tongzheng Electric Co., Ltd.
SKU: 2123515732

Zhejiang, ChinaZhejiang Tongzheng Electric Co., Ltd.

US$8.12

5 Pieces

Sample price:US$8.12/piece.Request sample

Product profile

Customization

Available

Type

Power Source Arrester

Structure

Zinc Oxide Arrester

Model NO.

TZG40-B/C/D 3P+NPE

Installation

DIN Rail

Application

AC Systrem

Size

Small

Operation Voltage

Low Voltage

Shape

Cuboid

Material

Plastic

Certification

ISO9001, CE

Brand

Tomzn

Transport Package

Ordinary Cardboard Box

Specification

Input Voltage AC 275V/385V

Trademark

TOMZN

Origin

China Zhejiang Province

Production Capacity

1000000PCS/Year

Key features

Integrated NPE Module: Voltage-switching type module safely manages surges between Neutral and Earth lines in TT systems.

Complete 3+1 Protection: Provides comprehensive protection across L-N, L-PE, and critical N-PE circuits.

Fail-Safe Design: Integrated thermal disconnector prevents fire risks by disconnecting during overload or failure.

High Surge Capacity: Handles discharge currents from 20kA to 50kA with instant low-impedance switching.

Blocks Leakage Current: High impedance under normal conditions eliminates hazardous leakage on N-PE lines.

IEC 61643-11 Compliant: Meets international safety standards for surge protective devices.

OEM/ODM Services: Offers full, minor, and flexible customization from samples or designs.

100% Product Inspection: Every unit undergoes visual and functional inspection before shipment.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceYears of Export ExperienceExperienced Team

Zhejiang Tongzheng Electric Co., Ltd.

Zhejiang, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 10 Years CertifiedNearest Port: Ningbo port, shanghai portAverage Response Time: ≤11.61h

About Our Factory & Business Background

AddressNo. 11 Xinhe Road, Huabei Village, Liushi Town, Leqing City, Wenzhou, Zhejiang, China

Plant Area3000 square meters

Number of Employees80

Registered Capital21,000,000 RMB

Terms of PaymentLC, T/T, D/P, PayPal, Western Union, Small-amount payment

International Commercial Terms(Incoterms)CIF, FOB, CFR, EXW

Average Lead TimePeak Season Lead Time: within 15 workdays Off Season Lead Time: within 15 workdays

Minimum Order Quantity100 pcs

Supply Chain Partners30

Our Production Capability & Technical Expertise

Main ProductsCircuit Breaker, Fuse, Automatic Transfer Switching, Voltage Meter, Photovoltaic combiner box, Surge protective devices

Production Lines4

Production MachinesInjection molding machine, Printing machine1, Printing machine2, Laser marking machine, Assembly line

QA/QC inspectors6 people

Inspection Type for Finished Products100% inspection(Visual inspection & Function inspection)

Inspection Method for Finished ProductsHave instructions and uniformly followed

R&D Engineers5 people

Traceability of Raw MaterialsYes

Own BrandYes

Our Industry Experience & Global Business Record

Year of Establishment2002-04-19

Main MarketsSouth America, Europe, Southeast Asia/ Mideast, South Asia

Repeat Buyers Choice80%~100%

Number of Foreign Trading Staff7

Overseas Agent/BranchNo

New Products Launched in Last yearYes

Our Certifications, Standards & Industry Recognition

Management System CertificationISO9001:2015, ISO45001:2018, ISO14001

Product CertificationCE

Cooperated with Fortune 500No

Product Q&A

Q:What is the surge capacity of this device?

It supports discharge currents ranging from 20kA to 50kA.

Q:Is this SPD suitable for TT earthing systems?

Yes, it is specifically engineered with an integrated NPE module for TT systems.

Q:Does the device have a fail-safe mechanism?

Yes, it includes an integrated thermal disconnector to prevent fire risks during failure.

Q:What certifications does the product hold?

It is certified with CE and complies with IEC 61643-11 standards.

Q:Can I request custom designs for this product?

Yes, we offer full, minor, and flexible customization from samples or designs.

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