Wheelock Mass Evacuation Systems
And Emergency Notifications

Model #STH-4R Industrial Cluster Speakers Wheelock Cluster Speaker System with 2-4 STH-15SR Horns Mounted to a NEMA Type 1 Steel Enclosure Wheelock’s Series STH Cluster Speakers are designed for high ambient noise environments. The Cluster Speakers are available in multiple configurations. Provides high intelligibility voice reproduction and available high intensity visual alerting (STH-MSR models) for emergency alarm and protective signaling. Read More   $616.61

Model #STH-2MSR Industrial Cluster Speakers Wheelock Series STH Cluster Speaker with Two STH-15SR Horns and One DC-MAX-X Strobe Mounted to a NEM Wheelock’s Series STH Cluster Speakers are designed for high ambient noise environments. The Cluster Speakers are available in multiple configurations. Provides high intelligibility voice reproduction and available high intensity visual alerting (STH-MSR models) for emergency alarm and protective signaling. Read More   $469.19

Model #STH-3MSR Industrial Cluster Speakers Wheelock Series STH Cluster Speaker with Three STH-15SR Horns and One DC-MAX-X Strobe Mounted to a N Wheelock’s Series STH Cluster Speakers are designed for high ambient noise environments. The Cluster Speakers are available in multiple configurations. Provides high intelligibility voice reproduction and available high intensity visual alerting (STH-MSR models) for emergency alarm and protective signaling. Read More   $595.35

Model #STH-4R24MCCH-FR Industrial Cluster Speakers Wheelock Cluster Speakers with MCCH Strobe with 4 to 2 Horns with Optional Writing and Corner Mount Wheelock's Series STH Cluster Speaker with MCCH Multi- Candela Strobe is designed for indoor ceiling mounting in high ambient noise environments. Series STH Cluster Speaker with MCCH Strobe is designed for UL Required Life Safety applications. Provides high-intelligibility voice reproduction and high intensity visual alerting for emergency life safety applications, alarm and protective signaling. Supervised Speaker Strobe supplied with four STH-15SR horns and one RSS-24MCCH ceiling strobe mounted to a NEMA 1 steel enclosure Read More   $701.66

Model #STH-4MSR Industrial Cluster Speakers Wheelock Series STH Cluster Speaker with Four STH-15SR Horns and One DC-MAX-X Strobe Mounted to a NE Wheelock’s Series STH Cluster Speakers are designed for high ambient noise environments. The Cluster Speakers are available in multiple configurations. Provides high intelligibility voice reproduction and available high intensity visual alerting (STH-MSR models) for emergency alarm and protective signaling. Read More   $715.84

Model #STH-4M30WC Industrial Cluster Speakers Wheelock Weatherproof Speaker Cluster with Four STH-30 Horns and One DC-MAX-C Strobe Mounted to a NE Wheelock’s Weatherproof Series STH-4M30WC Cluster Speaker is designed for high ambient noise and outdoor environments. Provides high intelligibility voice reproduction and available high intensity visual alerting for emergency alarm and protective signaling. Read More   $1374.98

Model #E90-W Industrial Cluster Speakers Wheelock Ceiling or Wall Mount E90 Seires Speaker Series E Speakers and Speaker Strobes are designed for high efficiency sound output with field selectable input voltage (25/70 VRMS) and field selectable taps from 1/8 to 2 watts. White Color Available. Read More   $17.36

Model #E90-R Industrial Cluster Speakers Wheelock Ceiling or Wall Mount E90 Seires Speaker Series E Speakers and Speaker Strobes are designed for high efficiency sound output with field selectable input voltage (25/70 VRMS) and field selectable taps from 1/8 to 2 watts. Read More   $17.36

Model #STH-3R Industrial Cluster Speakers Wheelock Cluster Speaker System with 2-4 STH-15SR Horns Mounted to a NEMA Type 1 Steel Enclosure Wheelock’s Series STH Cluster Speakers are designed for high ambient noise environments. The Cluster Speakers are available in multiple configurations. Provides high intelligibility voice reproduction and available high intensity visual alerting (STH-MSR models) for emergency alarm and protective signaling. Read More   $496.13

Model #STH-2R Industrial Cluster Speakers Wheelock Cluster Speaker System with 2-4 STH-15SR Horns Mounted to a NEMA Type 1 Steel Enclosure Wheelock’s Series STH Cluster Speakers are designed for high ambient noise environments. The Cluster Speakers are available in multiple configurations. Provides high intelligibility voice reproduction and available high intensity visual alerting (STH-MSR models) for emergency alarm and protective signaling. Read More   $369.97

Model #STH-2G Industrial Cluster Speakers Wheelock Cluster Speaker System with 2-4 STH-15SR Horns Mounted to a NEMA Type 1 Steel Enclosure Wheelock’s Series STH Cluster Speakers are designed for high ambient noise environments. The Cluster Speakers are available in multiple configurations. Provides high intelligibility voice reproduction and available high intensity visual alerting (STH-MSR models) for emergency alarm and protective signaling. Read More   $369.97

Model #STH-4R24MCCH-NR Industrial Cluster Speakers Wheelock Cluster Speakers with MCCH Strobe with 4 to 2 Horns with Optional Writing and Corner Mount Wheelock's Series STH Cluster Speaker with MCCH Multi- Candela Strobe is designed for indoor ceiling mounting in high ambient noise environments. Series STH Cluster Speaker with MCCH Strobe is designed for UL Required Life Safety applications. Provides high-intelligibility voice reproduction and high intensity visual alerting for emergency life safety applications, alarm and protective signaling. Supervised Speaker Strobe supplied with four STH-15SR horns and one RSS-24MCCH ceiling strobe mounted to a NEMA 1 steel enclosure Read More   $701.66

Model #STH-4R24MCCH-NW Industrial Cluster Speakers Wheelock Cluster Speakers with MCCH Strobe with 4 to 2 Horns with Optional Writing and Corner Mount Wheelock's Series STH Cluster Speaker with MCCH Multi- Candela Strobe is designed for indoor ceiling mounting in high ambient noise environments. Series STH Cluster Speaker with MCCH Strobe is designed for UL Required Life Safety applications. Provides high-intelligibility voice reproduction and high intensity visual alerting for emergency life safety applications, alarm and protective signaling. Supervised Speaker Strobe supplied with four STH-15SR horns and one RSS-24MCCH ceiling strobe mounted to a NEMA 1 steel enclosure Read More   $701.66

Model #STH-4R24MCCH-FW Industrial Cluster Speakers Wheelock Cluster Speakers with MCCH Strobe with 4 to 2 Horns with Optional Writing and Corner Mount Wheelock's Series STH Cluster Speaker with MCCH Multi- Candela Strobe is designed for indoor ceiling mounting in high ambient noise environments. Series STH Cluster Speaker with MCCH Strobe is designed for UL Required Life Safety applications. Provides high-intelligibility voice reproduction and high intensity visual alerting for emergency life safety applications, alarm and protective signaling. Supervised Speaker Strobe supplied with four STH-15SR horns and one RSS-24MCCH ceiling strobe mounted to a NEMA 1 steel enclosure Read More   $701.66

Model #STH-3R24MCCH-NR Industrial Cluster Speakers Wheelock Cluster Speakers with MCCH Strobe with 4 to 2 Horns with Optional Writing and Corner Mount Wheelock's Series STH Cluster Speaker with MCCH Multi- Candela Strobe is designed for indoor ceiling mounting in high ambient noise environments. Series STH Cluster Speaker with MCCH Strobe is designed for UL Required Life Safety applications. Provides high-intelligibility voice reproduction and high intensity visual alerting for emergency life safety applications, alarm and protective signaling. Supervised Speaker Strobe supplied with three STH-15SR horns and one RSS-24MCCH ceiling strobe mounted to a NEMA 1 steel enclosure Read More   $623.70

Model #STH-3R24MCCH-NW Industrial Cluster Speakers Wheelock Cluster Speakers with MCCH Strobe with 4 to 2 Horns with Optional Writing and Corner Mount Wheelock's Series STH Cluster Speaker with MCCH Multi- Candela Strobe is designed for indoor ceiling mounting in high ambient noise environments. Series STH Cluster Speaker with MCCH Strobe is designed for UL Required Life Safety applications. Provides high-intelligibility voice reproduction and high intensity visual alerting for emergency life safety applications, alarm and protective signaling. Supervised Speaker Strobe supplied with three STH-15SR horns and one RSS-24MCCH ceiling strobe mounted to a NEMA 1 steel enclosure Read More   $623.70

Model #STH-3R24MCCH-FW Industrial Cluster Speakers Wheelock Cluster Speakers with MCCH Strobe with 4 to 2 Horns with Optional Writing and Corner Mount Wheelock's Series STH Cluster Speaker with MCCH Multi- Candela Strobe is designed for indoor ceiling mounting in high ambient noise environments. Series STH Cluster Speaker with MCCH Strobe is designed for UL Required Life Safety applications. Provides high-intelligibility voice reproduction and high intensity visual alerting for emergency life safety applications, alarm and protective signaling. Supervised Speaker Strobe supplied with three STH-15SR horns and one RSS-24MCCH ceiling strobe mounted to a NEMA 1 steel enclosure Read More   $623.70

Model #STH-3R24MCCH-FR Industrial Cluster Speakers Wheelock Cluster Speakers with MCCH Strobe with 4 to 2 Horns with Optional Writing and Corner Mount Wheelock's Series STH Cluster Speaker with MCCH Multi- Candela Strobe is designed for indoor ceiling mounting in high ambient noise environments. Series STH Cluster Speaker with MCCH Strobe is designed for UL Required Life Safety applications. Provides high-intelligibility voice reproduction and high intensity visual alerting for emergency life safety applications, alarm and protective signaling. Supervised Speaker Strobe supplied with three STH-15SR horns and one RSS-24MCCH ceiling strobe mounted to a NEMA 1 steel enclosure Read More   $623.70

Model #STH-2R24MCCH-NR Industrial Cluster Speakers Wheelock Cluster Speakers with MCCH Strobe with 4 to 2 Horns with Optional Writing and Corner Mount Wheelock's Series STH Cluster Speaker with MCCH Multi- Candela Strobe is designed for indoor ceiling mounting in high ambient noise environments. Series STH Cluster Speaker with MCCH Strobe is designed for UL Required Life Safety applications. Provides high-intelligibility voice reproduction and high intensity visual alerting for emergency life safety applications, alarm and protective signaling. Supervised Speaker Strobe supplied with two STH-15SR horns and one RSS-24MCCH ceiling strobe mounted to a NEMA 1 steel enclosure Read More   $545.45

Model #STH-2R24MCCH-FR Industrial Cluster Speakers Wheelock Cluster Speakers with MCCH Strobe with 4 to 2 Horns with Optional Writing and Corner Mount Wheelock's Series STH Cluster Speaker with MCCH Multi- Candela Strobe is designed for indoor ceiling mounting in high ambient noise environments. Series STH Cluster Speaker with MCCH Strobe is designed for UL Required Life Safety applications. Provides high-intelligibility voice reproduction and high intensity visual alerting for emergency life safety applications, alarm and protective signaling. Supervised Speaker Strobe supplied with two STH-15SR horns and one RSS-24MCCH ceiling strobe mounted to a NEMA 1 steel enclosure Read More   $545.45

Model #STH-90-R24MCCH-NR Industrial Cluster Speakers Wheelock Cluster Speakers with MCCH Strobe with 4 to 2 Horns with Optional Writing and Corner Mount Wheelock's Series STH Cluster Speaker with MCCH Multi- Candela Strobe is designed for indoor ceiling mounting in high ambient noise environments. Series STH Cluster Speaker with MCCH Strobe is designed for UL Required Life Safety applications. Provides high-intelligibility voice reproduction and high intensity visual alerting for emergency life safety applications, alarm and protective signaling. Supervised Speaker Strobe supplied with two STH-15SR horns and one RSS-24MCCH ceiling strobe mounted to a NEMA 1 steel enclosure Read More   $545.45

Model #STH-90-R24MCCH-FR Industrial Cluster Speakers Wheelock Cluster Speakers with MCCH Strobe with 4 to 2 Horns with Optional Writing and Corner Mount Wheelock's Series STH Cluster Speaker with MCCH Multi- Candela Strobe is designed for indoor ceiling mounting in high ambient noise environments. Series STH Cluster Speaker with MCCH Strobe is designed for UL Required Life Safety applications. Provides high-intelligibility voice reproduction and high intensity visual alerting for emergency life safety applications, alarm and protective signaling. Supervised Speaker Strobe supplied with two STH-15SR horns and one RSS-24MCCH ceiling strobe mounted to a NEMA 1 steel enclosure Read More   $545.45

Model #STH-4R24MCCH110R-NR Industrial Cluster Speakers Wheelock Cluster Speakers with MCCH Strobe with 4 to 2 Horns with Optional Writing and Corner Mount Wheelock's Series STH Cluster Speaker with MCCH Multi- Candela Strobe is designed for indoor ceiling mounting in high ambient noise environments. Series STH Cluster Speaker with MCCH Strobe is designed for UL Required Life Safety applications. Provides high-intelligibility voice reproduction and high intensity visual alerting for emergency life safety applications, alarm and protective signaling. Supervised Speaker Strobe supplied with four STH-15SR horns and one RSS-24MCCH ceiling strobe, NOLETTERING, RED PLATE AND TWO RSS SROBES WITH RED LENS mounted to a NEMA 1 steel enclosure Read More   $864.68

Model #STH-4R24MCCH110B-NR Industrial Cluster Speakers Wheelock Cluster Speakers with MCCH Strobe with 4 to 2 Horns with Optional Writing and Corner Mount Wheelock's Series STH Cluster Speaker with MCCH Multi- Candela Strobe is designed for indoor ceiling mounting in high ambient noise environments. Series STH Cluster Speaker with MCCH Strobe is designed for UL Required Life Safety applications. Provides high-intelligibility voice reproduction and high intensity visual alerting for emergency life safety applications, alarm and protective signaling. Supervised Speaker Strobe supplied with four STH-15SR horns and one RSS-24MCCH ceiling strobe, NOLETTERING, RED PLATE AND TWO RSS SROBES WITH BLUE LENS mounted to a NEMA 1 steel enclosure Read More   $864.68

Model #STH-4R24MCCH110G-NR Industrial Cluster Speakers Wheelock Cluster Speakers with MCCH Strobe with 4 to 2 Horns with Optional Writing and Corner Mount Wheelock's Series STH Cluster Speaker with MCCH Multi- Candela Strobe is designed for indoor ceiling mounting in high ambient noise environments. Series STH Cluster Speaker with MCCH Strobe is designed for UL Required Life Safety applications. Provides high-intelligibility voice reproduction and high intensity visual alerting for emergency life safety applications, alarm and protective signaling. Supervised Speaker Strobe supplied with four STH-15SR horns and one RSS-24MCCH ceiling strobe, NOLETTERING, RED PLATE AND TWO RSS SROBES WITH GREEN LENS mounted to a NEMA 1 steel enclosure Read More   $864.68

Model #STH-4R24MCCH110A-NR Industrial Cluster Speakers Wheelock Cluster Speakers with MCCH Strobe with 4 to 2 Horns with Optional Writing and Corner Mount Wheelock's Series STH Cluster Speaker with MCCH Multi- Candela Strobe is designed for indoor ceiling mounting in high ambient noise environments. Series STH Cluster Speaker with MCCH Strobe is designed for UL Required Life Safety applications. Provides high-intelligibility voice reproduction and high intensity visual alerting for emergency life safety applications, alarm and protective signaling. Supervised Speaker Strobe supplied with four STH-15SR horns and one RSS-24MCCH ceiling strobe, NOLETTERING, RED PLATE AND TWO RSS SROBES WITH AMBER LENS mounted to a NEMA 1 steel enclosure Read More   $864.68

Model #ST-H30 Industrial Cluster Speakers Wheelock 8" Weatherproof Re-Entrant Horn 8" diameter x 10-1/2", weatherproof re-entrant horn with 30 watt transformer. Metal, beige. Read More   $66.62