Deta Vimark 4617 4" (100mm) Low Voltage Axial Extractor Fan with Timer & Humidistat

The Deta Vimark 4617 extractor fan is a low voltage model designed for safe installation in high-moisture environments, including Zone 1 of bathrooms when connected to a 240V supply via a suitable transformer. Offering a slim, modern design with quiet and efficient operation, it provides an extraction rate of 24 litres per second (85m³/hour) and operates at just 28dB @ 3m. This fan features both an adjustable overrun timer (2–30 minutes) and a built-in humidistat (settable between 60–90% RH), ensuring effective moisture control and automatic operation when humidity levels rise. Suitable for through-wall applications or short ducting runs under 2m, it includes a one-shot thermal fuse for safety and an IP44 rating for reliable moisture resistance. Fully compliant with BS EN 60335-2-80 and Building Regulations Approved Documents F & L1, the 4617 is backed by a 3-year manufacturer’s guarantee.

Key Features

• Slim, modern profile with quiet and efficient operation
• Extraction rate: 24 l/s (85m³/hour)
• Noise level: 28dB @ 3m
• Specific fan power: 0.34 W/l/s
• Adjustable overrun timer (2–30 minutes)
• Integrated humidistat, adjustable between 60–90% RH
• Safe for Zone 1 bathroom installation on 240V supply
• Ideal for through-wall installations or ducting runs under 2m
• One-shot thermal fuse for added protection
• IP44 rated for safe use in moisture-prone areas
• Complies with BS EN 60335-2-80 safety standards
• Meets Building Regulations Approved Documents F & L1
• Supplied with a 3-year manufacturer’s guarantee

Technical Documentation

Download the Deta Vimark 4617 Data Sheet (PDF)

Instruction Manual

Download the Deta Vimark 4617 Instruction Manual (PDF)