

Techno THB.392.A4A – IP68 4-Pole H-Joint Connector
The Techno THB.392.A4A is a high-quality IP68 waterproof H-Joint connector designed for outdoor and industrial electrical applications. Its H-joint configuration supports flexible wiring layouts, including loop-in / loop-out connections, while maintaining a secure and reliable seal. Rated 17.5A, 450V AC with a 4-pole design, it supports 7–12mm cable diameters and is manufactured in Italy for long-term durability and performance.
| Specification | Value |
|---|---|
| Model Number | THB.392.A4A |
| Connector Type | H-Joint (Non-pluggable) |
| Rated Current | 17.5A |
| Rated Voltage | 450V AC |
| Number of Poles | 4 |
| Cable Range | 0.5 – 1.5 mm², OD 7–12mm *Cable sections up to 4 mm2 accepted according to indicated electrical and technical parameters |
| Material (Body) | PA66 GF UL94 V0 |
| Gland | PA66 UL94 V2, compression-style |
| O-rings / Gaskets | TPE, Halogen-free, Silicone-free |
| Contacts | Brass, Contact screws: Steel |
| Temperature Range | -20°C to +85°C |
| IP Rating | IP68 |
Techno THB.392.A4A IP68 H-Joint Connector Overview
The Techno THB.392.A4A H-Joint connector is engineered for reliable, waterproof electrical connections in demanding outdoor and industrial environments. Fully IP68 rated, it protects against dust, moisture, and temporary submersion. Its H-joint design enables flexible wiring configurations, including loop-in / loop-out connections, making it suitable for lighting and power distribution applications. Italian-made using high-quality materials, it delivers long-term durability and dependable performance.
Typical Use
Designed for versatile electrical installations, the Techno THB.392.A4A H-Joint connector provides reliable IP68 waterproof connections for both indoor and outdoor environments. Ideal for looping or branching circuits in LED lighting, power distribution, and other industrial applications.
Why Buy From Us
- Wide range of industrial electrical brands and components available
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Key Features of the Techno THB.392.A4A IP68 Waterproof H-Joint Connector
- IP68 waterproof and dustproof rating
- Compact H-Joint design, non-pluggable
- Rated 17.5A, 450V AC, 4 poles
- Supports 7–12mm cables (0.5–1.5 mm²)
- Durable PA66 GF UL94 V0 housing, halogen-free and silicone-free
- Brass contacts with steel screws
- Temperature range -20°C to +85°C
Applications of the THB.392.A4A H-Joint Waterproof Electrical Connector
- Outdoor LED and landscape lighting
- Industrial power connections
- Marine and wet environment installations
- Electrical installations by M&E contractors
- Garden and architectural lighting projects
Certifications for the Techno THB.392.A4A IP68 Connector
- CE, UKCA compliant
- ENEC 03 certified
- IP68 waterproof / dustproof
- Lead-free, Halogen-free, Silicone-free
- Made in Italy
Techno THB.392.A4A Datasheet (PDF)
File format: PDF, size: 362.5 KBTHB.392.A4A IP68 H-Joint Connector – Frequently Asked Questions (FAQ)
Yes, it has an IP68 rating, making it fully waterproof and dustproof for outdoor and industrial environments.
It supports cables with 0.5–1.5 mm² cross-section and 7–12mm outer diameter.
No, it’s a non-pluggable H-Joint connector
Yes, the THB.392.A4A is commonly used for looping applications, allowing you to split or branch power connections efficiently in electrical installations.
The connector is rated for 17.5A and 450V AC.
The body is made of PA66 GF UL94 V0, with TPE gaskets and brass contacts. It is halogen-free and silicone-free.
Yes, it operates safely between -20°C and +85°C.
Yes, it is CE and UKCA compliant, ENEC 03 certified, and fully IP68 rated.