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N4377A-M40Lightwave Detector 40 GHz, multimode, 850 nm Calibration 
N4377A-S40Lightwave Detector 40 GHz, single mode, 1310/1550 nm Calibration 
N4377A-S70Lightwave Detector 70 GHz, single mode, 1310/1550 nm Calibration 
N4377A-MW2Extended 1310/1550 nm Calibration for M40 

Services and Software Licenses Services

KeysightCare is available for this product. Learn More

R-55C-001-2KeysightCare Calibration - calibration of choice and technical support with priority TAT - 2 years 
R-55C-001-3KeysightCare Calibration - calibration of choice and technical support with priority TAT - 3 years 
R-55C-001-5KeysightCare Calibration - calibration of choice and technical support with priority TAT - 5 years 
R-55A-001-3CKeysightCare Assured - Extend to 3 years (includes Return to Keysight Extended Warranty) 
R-55A-001-5CKeysightCare Assured - Extend to 5 years (includes Return to Keysight Extended Warranty) 
R-51B-001-CReturn to Keysight Warranty - 1 year. 
R-51B-001-3CExtended Warranty - Return to Keysight - 3 years 
R-51B-001-5CExtended Warranty - Return to Keysight - 5 years 
R-50C-011-3Calibration Plan - Return to Keysight - 3 years 
R-50C-011-5Calibration Plan - Return to Keysight - 5 years 
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