RJ9 4P4C Handset Modular Plug Telephone Connector 1U Gold Plated
RJ9 4P4C handset modular plug designed for telephone handset cords and communication equipment. Features 1U gold plated contacts, durable PC housing, and supports 0.75–1.0mm conductors for reliable voice transmission and long-lasting performance.
| Item | Specification |
|---|---|
| Product Name | RJ9 4P4C Handset Modular Plug |
| Model | DT-111 |
| Brand | Detwiler Tech / OEM / ODM |
| Product Type | Telephone Handset Modular Plug |
| Connector Type | RJ9 4P4C |
| Shielding Type | UTP (Unshielded Twisted Pair) |
| Wire Core Hole | 1.0mm |
| Supported Conductor Diameter | 0.75–1.0mm |
| Supported Cable Type | Telephone Handset Cable |
| Contact Material | Copper Alloy with Nickel Plating |
| Contact Plating | 1U Gold Plated |
| Housing Material | PC (Polycarbonate) |
| Flame Rating | UL94-V2 |
| Electrical Rating | 250V AC, Max 2A |
| Contact Resistance | ≤20mΩ |
| Insulation Resistance | ≥500MΩ (1000V DC / 1 min) |
| Dielectric Strength | 1000V DC / 1 min |
| Pull Test | ≥89N (20 lbs for 1 min) |
| Durability | ≥2000 mating cycles |
| Operating Temperature | -40℃ ~ +125℃ |
| Certifications | UL / CSA / CE / SGS / RoHS / ISO9001 |
| Packaging | Box / Bag |
| HS Code | 8536901100 |
| OEM/ODM | Supported |

| Option | Available Choices |
|---|---|
| Gold Plating | FU, 1U, 3U”, 15U”, 30U”, 50U” |
| Packaging | Box, Bag, OEM Custom Packaging |
| Logo Printing | Detwiler Tech / OEM / ODM |
Product Description
Product Overview
The DT-111 RJ9 4P4C handset modular plug is specifically designed for telephone handset cords, desk phones, call center equipment, and communication devices. Featuring gold plated contacts and a durable PC housing, it ensures stable voice transmission and reliable connectivity.
Key Features
- RJ9 4P4C connector for telephone handset applications
- Designed for handset cords and communication devices
- 1U gold plated contacts for reliable signal transmission
- 1.0mm core hole for easy cable termination
- Supports 0.75–1.0mm conductor diameter
- Durable PC housing with UL94-V2 flame resistance
- High durability exceeding 2000 mating cycles
- Wide operating temperature range: -40℃ to +125℃
- Certified by UL, CSA, CE, SGS, RoHS, and ISO9001
Applications
- Telephone handset cords
- Office desk phones
- PBX systems
- Call center headsets and phones
- VoIP telephone equipment
- Communication and telecom devices
OEM & ODM Service
Detwiler Tech provides professional OEM/ODM manufacturing services, including custom logo printing, packaging design, and bulk production solutions for telecom distributors, communication equipment manufacturers, and system integrators worldwide.
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| SKU Variants | DT-111 |
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