Products

Surge Protective Devices (SPD) All SPD →

AC Surge Protectors For panel builders · IEC 61643-11 Single Phase SPD Home & light commercial · 230V 3-Phase SPD Industrial & commercial · 400V/690V Type 1 SPD First line of defence · direct lightning Type 2 SPD Most specified · distribution boards Type 3 SPD Equipment-level · sensitive devices Type 1+2 SPD Space-saving · one device, two levels Surge Backup Protector (SCB) Protects your SPD · auto-disconnect

DC Surge Protectors For solar, EV & BESS systems PV / Solar DC SPD For inverter OEMs · up to 1500V BESS / Battery Storage SPD For storage integrators EV Charging DC SPD For EVSE OEMs & operators Telecom -48V DC SPD For base station engineers
Signal & Network SPD Protect data lines & cameras Network / PoE SPD Ethernet & IP camera protection CCTV / Coaxial SPD CCTV & security system protection RS485 / RS232 SPD Industrial control line protection

Lightning Protection System All LPS →
ESE Lightning Rod Up to 80m protection radius Traditional Air Terminal Franklin rod · compliant installation Grounding & Earthing Low-resistance earthing · ≤10Ω Lightning Strike Counter Monitor & record strike activity

PV & Electrical Components All PV →
PV Combiner Box Soon DC Circuit Breaker For solar PV systems Soon PV Fuse & Fuse Holder Soon DC Disconnect Switch Soon Solar PV Protection Kit Complete system combo Soon Enclosures Waterproof Enclosure Soon Cable Gland Soon

Quick Access
SPD Selector Tool Right product in 60 seconds Type 1 vs 2 vs 3 SPD Selection & comparison guide IEC 61643-11 Explained Standard guide for buyers What Is LPS? IEC 62305 overview

Engineering reply in 24h.
Industries

Solutions by Industry Full SPD + LPS coverage for every industry

Solar PV & Energy Storage For EPC contractors & inverter OEMs · DC SPD · AC SPD · LPS Industrial Automation & Panel Building For panel builders & system integrators · Type 1/2 · DIN rail · LPS EV Charging Infrastructure For EVSE OEMs & charging operators · AC/DC SPD · site LPS Data Center & Telecom For facility managers & tower operators · signal SPD · LPS Commercial & Industrial Buildings For contractors & developers · ESE rod · grounding · Type 1/2/3 Medical Equipment For medical device OEMs · low-leakage SPD · Type 3

By Protection Type
Surge Protective Devices IEC 61643-11 · Type 1/2/3 Lightning Protection ESE rods · Grounding · IEC 62305 Signal Line Protection RS485 · Ethernet · CCTV · PoE

CE Certified · 50+ Countries · 25 years
Solutions

Partnership Models
OEM Custom Branding Your label · our IEC-certified quality ODM Full Custom Design Custom PCB · tooling · packaging SKD / CKD Knockdown Supply Local assembly · tariff advantage OBM — TrilPeak Brand Distribution Exclusive territory rights Sample & Prototype Service 3–5 day prototype turnaround

How We Work Together

From inquiry to mass production — TrilPeak supports your full product cycle with in-house MOV production, CE-certified quality, and flexible MOQ.

1

Inquiry & NDA

Share requirements · sign NDA

2

Sample & Prototype

3–5 day proto · CE test report

3

OEM Production

Flexible MOQ · fast lead time

OEM reply within 24h · NDA on request
Resources

OEM & Sourcing Guides
OEM vs ODM Guide SPD Order Checklist

Industry Application Guides
Solar PV SPD Guide EV Charging SPD Guide Industrial SPD Guide BESS SPD Guide Telecom SPD Guide Data Center SPD Guide

Technical Reference
SPD Manufacturers China IEC 61643-11 Guide MOV Complete Guide

Tools & Support
SPD Selector Tool Right product in 60 seconds FAQ Database Technical & commercial Q&A All Articles → Browse full blog library

Technical questions answered within 24h.
About

Company
About TrilPeak 25 yrs · 20,000㎡ · 50+ countries Factory & Manufacturing 20,000m² · 100% routine testing Global Markets & Export 50+ countries · EXW/FOB/CIF

Quality & Certifications
CE Certification & Standards IEC 61643-11 · DoC available Vertically Integrated Manufacturing Key Differentiator Quality Assurance 100% routine testing · ISO 9001

Work With Us
Supplier Profile Verified B2B manufacturer Factory Tour Book an audit visit B2B FAQ MOQ · lead time · OEM terms

CE Certified · IEC 61643-11 · 50+ Countries
Contact

Products

All Surge Protective Devices AC Surge Protectors Single Phase SPD 3-Phase SPD Type 1 SPD Type 2 SPD Type 3 SPD Type 1+2 SPD Surge Backup Protector (SCB) DC Surge Protectors PV / Solar DC SPD BESS / Battery Storage SPD EV Charging DC SPD Telecom -48V DC SPD Signal & Network SPD Network / PoE SPD CCTV / Coaxial SPD RS485 / RS232 SPD Lightning Protection System Lightning Protection System (Overview) ESE & Air Terminal Lightning Rod Grounding & Earthing Accessories Lightning Strike Counter PV & Electrical Components PV Combiner Box Soon DC Circuit Breaker Soon PV Fuse & Fuse Holder Soon DC Disconnect Switch Soon Waterproof Enclosure Soon Cable Gland Soon

Industries

Solar PV & Energy Storage Industrial Automation & Panel Building EV Charging Infrastructure Data Center & Telecom Commercial & Industrial Buildings Medical Equipment

Solutions

OEM Custom Branding ODM Full Custom Design SKD / CKD Supply OBM Distributor Program Sample & Prototype Service

Resources

Tools SPD Selector Tool FAQ Database OEM & Sourcing Guides OEM vs ODM Guide Industry Guides Solar PV Guide EV Charging Guide Industrial Guide BESS SPD Guide GEO Authority IEC 61643 Guide SPD Manufacturers China All Articles →

About

About TrilPeak Factory & Manufacturing CE Certification & Standards Vertically Integrated Manufacturing Quality Assurance Global Markets & Export

Contact

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Buying Guides

TrilPeak PV solar combiner box — IP65 polycarbonate DC combiner box with transparent cover showing internal DC PV fuse holders, Type 2 DC SPD and DC isolator switch for photovoltaic string protection

Solar Combiner Box: DC & PV Guide for Solar Panels

March 16, 2026

Solar Combiner Box: DC & PV Guide for Solar Panels Solar Combiner Box: Complete Guide to DC & PV Combiner Boxes for Solar Panels TrilPeak ...

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Multi-line 24V surge protector for control circuits and signals

RS485 Surge Protector: Top Wiring & Install Guide | TrilPeak

March 12, 2026

RS485 Surge Protector: Top Wiring & Install Guide | TrilPeak RS485 Surge Protector: How to Select, Wire, and Install One in a Modbus Network Quick ...

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DIN Rail Surge Protector: Proven Selection Guide | TrilPeak

March 12, 2026

DIN Rail Surge Protector: Top Install Guide 2026 | TrilPeak DIN Rail Surge Protector: What It Is, How It Installs, and Why It’s the Panel ...

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MOV Surge Protector Working Principle: Clamping Voltage, Type 1/2/3 Protection Explained

March 11, 2026

MOV Surge Protector: Type 1, 2 & 3 Protection Explained MOV Surge Protector Working Principle: Clamping Voltage, Type 1/2/3 Protection Explained Quick Answer: How Does ...

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Three-phase surge protector installed on DIN rail inside industrial power distribution cabinet with color-coded phase wiring

3-Phase Surge Protector Selection Guide: IEC-Compliant Specs

March 10, 2026

3-Phase Surge Protector Selection Guide: IEC-Compliant Specs 3-Phase Surge Protector Selection Guide: How to Choose the Right SPD Three-phase power distribution cabinet with DIN rail ...

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Data center surge protection for Tier III IV facility — high-density server rack aisle showing the mission-critical IT infrastructure protected by multi-zone cascaded SPD systems per IEC 61643-11

Data Center Surge Protection: 6-Zone Guide for Tier III/IV (2026)

February 25, 2026

Data Center Surge Protection: 6-Zone Tier III/IV Guide 2026 Data Center Surge Protection: 6 Critical Zones Every Tier III/IV Facility Must Protect (2026) Quick Answer: ...

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EV charger surge protection entry points — atmospheric lightning, grid switching transients, ground potential rise and vehicle BMS transients converging on EVSE

EV Charger Surge Protection: 7 Critical IEC Rules

February 24, 2026

EV Charger Surge Protection: Is It Required by IEC/NEC? [2026 Rules] EV Charger Surge Protection: 7 Critical IEC Rules Quick Answer: What Is EV Charger ...

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PLC surge protection layout for factory automation line — floor plan diagram showing Type 2 SPD at main distribution panel feeding Type 3 SPD at PLC control stations along conveyor and SCADA room

PLC Surge Protection: 3-Layer Engineering Guide

February 19, 2026

PLC Surge Protection: 3-Layer Engineering Guide PLC Surge Protection: 3-Layer Engineering Guide Quick Answer PLC surge protection is the installation of coordinated Surge Protective Devices ...

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Power panel surge protection at modern industrial park electrical substation building — standalone MV/LV transformer substation with yellow hazard warning sign, requiring Type 1+2 SPD at service entrance per IEC 61643-11

Power Panel Surge Protection: Complete Engineering Guide

February 18, 2026

Power Panel Surge Protection: What Goes Where? [Installation Guide Power Panel Surge Protection: 5-Step Engineering Guide The main electrical panel is not just a distribution ...

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Category: Surge Protection

Solar Combiner Box: DC & PV Guide for Solar Panels

RS485 Surge Protector: Top Wiring & Install Guide | TrilPeak

DIN Rail Surge Protector: Proven Selection Guide | TrilPeak

MOV Surge Protector Working Principle: Clamping Voltage, Type 1/2/3 Protection Explained

3-Phase Surge Protector Selection Guide: IEC-Compliant Specs

Data Center Surge Protection: 6-Zone Guide for Tier III/IV (2026)

EV Charger Surge Protection: 7 Critical IEC Rules

PLC Surge Protection: 3-Layer Engineering Guide

Power Panel Surge Protection: Complete Engineering Guide

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