Clifford & Snell was originally established in 1929 and has a History of pioneering many electronic systems and devices. In 1967 the company was responsible for the introduction of the world's first ever electronic sounder. This breakthrough in technology became the foundation for a long and established role in the manufacture and development of future generations of product.

The design and technical features of our product have proven extremely successful over the years, so much so, that the name Clifford & Snell is synonymous with quality in both design and performance.

The Company offers a comprehensive range of product, addressing a wide variety of applications and industry sectors, including Hazardous Area, Industrial and Process Control, through to the Fire and Security market. The nature of our industry demands quality and reliability at all times and this is achieved by employing the very latest assembly and manufacturing techniques, within our South London production facility.

All equipment conforms to the latest CE marking which complies with EN50130-4 and EN50080-1 standards.

The most recent addition to the Clifford & Snell range of product is the Yodalex Explosion Proof Sounders and Strobes. These units are suitable for use in most Hazardous Area applications, including the oil & gas and petrochemical industry. Unique in its design, the product has many innovative features, which includes an omni-directional high sound output with sounder, strobe combination units all sharing a common Explosion Proof enclosure.

Available in both AC and DC voltages, with approvals that include UL, CENELEC, ATEX and CSA, the Yodalex will provide a competitive solution to most Hazardous Area requirements.

BASEEFA approved and meeting PFEER and UKOOA requirements, the YO7D flameproof electronic audible alarm is also for use in Hazardous Area applications. The one piece design coupled with rugged construction, the alarm features high sound output, monitoring facility and a choice of 32 sound tones.

Compliant with BS5839 Pt1: 1980, a dual cable entry and sealed to IP67, these units provide a robust and effective warning device.

BASEEFA approved Intrinsically Safe products with sound outputs ranging from 100 to 105dB(A) at 1 metre, and featuring 32 sound tones, lower power consumption and operational voltages of 12 to 24VDC certified barriers, compliment the Hazardous Area range.

For Industrial and Commercial areas, the Yodalarm and Yodalight range is renowned throughout the industry and is both an established trade name and product in the market place today. Offering sound outputs ranging from 100 through to 120dB(A) at 1 metre in both sounder and sounder/strobe options, a choice of lens colours and available in a variety of AC and DC voltages, these units provide a comprehensive range to match most applications.

The Yodac range of product offers a modular concept solution for Fire and Security markets worldwide. It provides common system architecture through a series of universal components, which is ideal for most applications including public areas, commerical and industrial environments. Available in either flush or surface mount format, these sounders and accessories are available in single, double or triple combinations, with housings manufactured from flame retardant or non flame retardant ABS plastic. The Yodac range incorporates a variety of sounders, all featuring numerous frequency options, sound outputs, voltage variations and current consumptions.

Also included within the Yodac range are door holders, flashalarms, mains adaptor units and circuit security keyswitches.