DQ Marine

Marine Equipment & Technical Supplies

TECHNICAL DATASHEET Issued 2026-08-23

DQ MARINE PRODUCT DATA

KD-4FB Explosion-proof Talkback Extension

Category
Marine Communication System
Origin
China
KD-4FB Explosion-proof Talkback Extension

Product Overview

DQ Marine supplies marine equipment and technical products for shipyards, vessel operators, offshore projects and industrial buyers worldwide.

Key Specifications

Category Marine Communication System
Model / SKU kd-4fb-explosion-proof-talkback-extension
Weight / Size 2.5KG
Origin China

Technical Information

KD-4FB Explosion-proof Talkback Extension Technical Parameter

Output power: ≤5W

Nonlinear distortion: ≤10%

Operating voltage: DC24V

Color: Black (RAL9005)

IP Class: IP44

Weight: 2.5KG

Explosion-proof Class: EXib Ⅱ BT4 Gb

Stuffing box cable entrance hole size: 1-Ф18mm.

Associated safety barrier: KD-4FM

KD-4FB Mounting Size