The GST I-9403 is an addressable audible and visual notification sounder strobe engineered to deliver emergency evacuation signaling via compatible intelligent fire alarm control panels.

• Brand: GST
• Model: I-9403 (Product No. 10106295)
• Device Type: Addressable base mount sounder strobe
• Operating Voltage: 24VDC (Loop: 20VDC to 28VDC; Power Supply: 20VDC to 28VDC)
• Operating Current (Loop Powered, Power-Saving Mode): Loop monitor current ≤2mA, start current ≤9mA
• Operating Current (External 24V Powered, Normal Mode): Loop monitor current ≤1mA, start current ≤2mA; Power monitor current ≤1mA, start current ≤35mA
• Maximum Sound Output (@ 1m, A-weighted): Tone 14: 86 dB(A); Tone 16: 84 dB(A); Pre-alarm: 76 dB(A)
• Tones: 16 programmable alarm tones (Tone 14 and Tone 16 LPCB recognized); optional Evacuate + Alert dual-address mode
• Visual Notification: High-intensity LED cluster strobe
• Address Programming: Electronic addressing (Range 1 to 242) using P-9910B handheld programmer
• Enclosure Material: ABS plastic
• Ingress Protection: IP33
• Operating Temperature: -10°C to +50°C (≤95% RH non-condensing)
• Dimensions & Weight: 110 mm diameter × 95.9 mm height (shallow base); approx. 327.2 g
• System Compatibility: GST100, GST200-2, GST200N, and GST-IFP8 intelligent fire alarm panels
• Standards: EN54-3 compliant