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  • Max sound output 115 dB (A) / 1 m
  • 2 stage alarm, independently selectable 2nd stage
  • IP66 rated as standard
  • 32 selectable tones meeting international regulations
  • Light weight glass reinforced polyester (GRP) Ex enclosure
  • Sound selection via 5 way DIL switch
  • Adjustable stainless steel ratchet bracket providing positive setting
  • Enclosure finished in red high performance paint with ABS flare
  • Monitoring facility (DC voltages only)
  • Dual 20 mm gland entries as standard


  • Enclosure GRP
  • Horn – ABS Flame retardant

Approvals & Conformities

Approvals & Conformities
Categories in this range.



Flameproof Audible Signal

Yodalex range directional audible signal designed for use in hazardous or harsh environments.

This is a limited stock product (See below). Please contact us for further details.

YA90 Sounder, ATEX & IECEx certification, standard devices

Order No.Gas GroupVoltageStock QtyPrice
YA90/C-D-EN-RN-STIIC24V DC1Contact us
YA90/C-F-EUIIC48V DC3Contact us
YA90 Technical Diagram
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