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ATA-40 Alternator Signal Analog Tachometer
ATHA-40 (20700137) Alternator Signal Analog Tachometer/Hourmeter
ATHA-40-A (20700141) Alternator Signal Analog Tachometer/Hourmeter
ATHS-40 (20700142): Magnetic Sensor Analog Tachometer/Hourmeter
ATS-40 (20700227): Magnetic Sensor Analog Tachometer
MT90-1 (20700019): Digital Tachometer
MTH6-1 (20700158): Digital Tachometer and Hourmeter
SHD30 (20700196): Digital Tachometer and Hourmeter
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FW Murphy Tachometers are available in both analog and microprocessor-based digital models. Certain select models include hourmeter capabilities.

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IMPORTANT NOTE: MURPHY HAS DISCONTINUED PRODUCTION OF THE ATA-30, ATHA-30, ATHS-30 AND ATS-30 MODEL TACHOMETERS. THESE MODELS HAVE BEEN REPLACED BY THE 4,000 RPM MODELS: ATA-40, ATHA-40, ATHS-40 AND ATS-40.


ATA-40(80).jpg
ATA-40 Alternator Signal Analog Tachometer
 
The ATA-40 is an Alternator Signal Tachometer, with a high-visibility, 270 degree sweep analog readout. Powered by 11-28 VDC battery, 4000 rpm, with a bright stainless steel bezel. This model replaces ATA-30-12 (20700175) and ATA-30-24 (20700198).
Price: $142.60
 
ATHA-40(80).jpg
ATHA-40 (20700137) Alternator Signal Analog Tachometer/Hourmeter
 
The ATHA-40 is an Alternator Signal Tachometer/Hourmeter, with a high-visibility, 270 degree sweep analog readout, 0 to 100,000 hours. Powered by 11-28 VDC battery, 4000 rpm, with a bright stainless steel bezel. This model replaces ATHA-30-12 (20700184) and ATHA-30-24 (20700206).
Price: $192.95
 
ATHA-40-A(80).jpg
ATHA-40-A (20700141) Alternator Signal Analog Tachometer/Hourmeter
 
The ATHA-40-A is an Alternator Signal Tachometer/Hourmeter, with a high-visibility, 270 degree sweep analog readout, 0 to 100,000 hours. Powered by 11-28 VDC battery, 4000 rpm, with an IS 513 E.E.E. CRCA black stainless steel bezel. This model replaces ATHA-30-12-A (20700183), ATHA-30-24-A (20700207) and ATHA-40-12-A (20700221).
Price: $192.95
 
ATHS-40(80).jpg
ATHS-40 (20700142): Magnetic Sensor Analog Tachometer/Hourmeter
 
The ATHS-40 is a Magnetic Sensor Tachometer/Hourmeter, with a high-visibility, 270 degree sweep analog readout, 0 to 100,000 hours. Powered by 11-28 VDC battery, 4000 rpm, with a bright stainless steel bezel. This model replaces ATHS-30-12 (20700180) and ATHS-30-24 (20700210).
Price: $192.95
 
ATS-40(80).jpg
ATS-40 (20700227): Magnetic Sensor Analog Tachometer
 
The ATS-40 is a Magnetic Sensor Tachometer, with a high-visibility, 270 degree sweep analog readout. Powered by 11-28 VDC battery, 4000 rpm, with a bright stainless steel bezel. This model replaces ATS-30-12 (20700188) and ATS-30-24 (20700202).
Price: $142.60
 
MT90-1(80).jpg
MT90-1 (20700019): Digital Tachometer
 
The MT90-1 is a Digital Tachometer with a 3 1/2" diameter white background face plate and a 4-digit, seven segment LCD display.
Price: $333.50
 
MTH6-1(80).jpg
MTH6-1 (20700158): Digital Tachometer and Hourmeter
 
The MTH6-1 is a Digital Tachometer and Hourmeter with an Adjustable Overspeed Set Point and a 3 1/2" diameter, white background faceplate.
Price: $374.90
 
SHD30(80).jpg
SHD30 (20700196): Digital Tachometer and Hourmeter
 
The SHD30 is a Digital Tachometer and Hourmeter with an overspeed trip point, set into a panel-mounted design.
Price: $515.20