| Conformal Coating Thermal Overload Protector (TOP) | 2800 RPM | 119 mm | Square | 119 mm | 0.32 in H2O | 24 VAC | 43 dB | 38 mm | Ball | 125 CFM | 2 leads | Wire Leads | 2 Wire Leads | Tubeaxial | 0.74 lb | CE cUL TUV UL | Polybutylene Terephthalate (PBT) | 0.33 A | PBT Polybutylene Terephthalate | | |
| Speed Sensor (Tach) Thermal Overload Protector (TOP) | 2800 RPM | 120 mm | Square | 120 mm | 0.32 in H2O | 24 VAC | 43 dB | 38 mm | Ball | 125 CFM | 3 | Wire Leads | 3 Wire Leads | Tubeaxial | 0.74 lb | CE cUL TUV UL | Polybutylene Terephthalate (PBT) | 0.33 A | PBT Polybutylene Terephthalate | | |
| Alarm Sensor Speed Sensor (Tach) Thermal Overload Protector (TOP) | 3600 RPM | 119 mm | Square | 119 mm | 0.49 in H2O | 48 VDC | 49 dB | 38 mm | Ball | 158 CFM | 4 leads | Wire Leads | 4 Wire Leads | Tubeaxial | 0.74 lb | CE cUL TUV UL | Polybutylene Terephthalate (PBT) | 0.33 A | PBT Polybutylene Terephthalate | Dust Protected Waterproof | IP57 |
| Locked Rotor Sensor Thermal Overload Protector (TOP) | 3600 RPM | 120 mm | Square | 120 mm | 0.49 in H2O | 48 VDC | 49 dB | 38 mm | Ball | 158 CFM | 3 | Wire Leads | 3 Wire Leads | Tubeaxial | 0.74 lb | CE cUL TUV UL | Polybutylene Terephthalate (PBT) | 0.33 A | PBT Polybutylene Terephthalate | | |
| Alarm Sensor Speed Sensor (Tach) Thermal Overload Protector (TOP) | 2000 RPM | 119 mm | Square | 119 mm | 0.17 in H2O | 24 VAC | 34 dB | 38 mm | Ball | 88 CFM | 4 leads | Wire Leads | 4 Wire Leads | Tubeaxial | 0.74 lb | CE cUL TUV UL | Polybutylene Terephthalate (PBT) | 0.18 A | PBT Polybutylene Terephthalate | | |
| Alarm Sensor PWM Control Speed Sensor (Tach) Thermal Overload Protector (TOP) | 3600 RPM | 120 mm | Square | 120 mm | 0.49 in H2O | 24 VAC | 49 dB | 38 mm | Ball | 158 CFM | 4 leads | Wire Leads | 4 Wire Leads | Tubeaxial | 0.74 lb | CE cUL TUV UL | Polybutylene Terephthalate (PBT) | 600 mA | PBT Polybutylene Terephthalate | | |
| Alarm Sensor Speed Sensor (Tach) Thermal Overload Protector (TOP) | 3600 RPM | 120 mm | Square | 120 mm | 0.49 in H2O | 12 VAC | 49 dB | 38 mm | Ball | 158 CFM | 3 | Wire Leads | 3 Wire Leads | Tubeaxial | 0.74 lb | CE cUL TUV UL | Polybutylene Terephthalate (PBT) | 1.2 A | PBT Polybutylene Terephthalate | | |
| Thermal Overload Protector (TOP) | 2400 RPM | 119 mm | Square | 119 mm | 0.24 in H2O | 24 VAC | 38 dB | 38 mm | Ball | 107 CFM | 2 leads | Wire Leads | 2 Wire Leads | Tubeaxial | 0.74 lb | CE cUL TUV UL | Polybutylene Terephthalate (PBT) | 0.25 A | PBT Polybutylene Terephthalate | Dust Protected Waterproof | IP57 |
| Alarm Sensor Speed Sensor (Tach) Thermal Overload Protector (TOP) | 3600 RPM | 119 mm | Square | 119 mm | 0.49 in H2O | 12 VAC | 49 dB | 38 mm | Ball | 158 CFM | 4 leads | Wire Leads | 4 Wire Leads | Tubeaxial | 0.74 lb | CE cUL TUV UL | Polybutylene Terephthalate (PBT) | 1.2 A | PBT Polybutylene Terephthalate | | |
| Speed Sensor (Tach) Thermal Overload Protector (TOP) | 3200 RPM | 119 mm | Square | 119 mm | 0.41 in H2O | 48 VDC | 46 dB | 38 mm | Ball | 141.2 CFM | 3 | Wire Leads | 3 Wire Leads | Tubeaxial | 0.74 lb | CE cUL TUV UL | Polybutylene Terephthalate (PBT) | 0.25 A | PBT Polybutylene Terephthalate | | |