L4656

The Hamamatsu L4656 is a compact, high-sensitivity PMT module integrating a photomultiplier tube (PMT), high-voltage power supply, and signal processing circuit in a single shielded housing. Designed for low-light detection in analytical and scientific applications, it features adjustable gain, temperature stabilization, and analog output for easy system integration.

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2. Since inventories and prices may fluctuate to some extent, the sales manager is going to reconfirm the order and let you know if there are any updates.

Parameter	Specification
Photocathode Type	Ultra-bialkali (Sb-K-Na-Cs)
Spectral Range	300–650 nm
Peak Wavelength	420 nm
Cathode QE (Typ.)	30% @ 420 nm
Gain Adjustment	500–1000V (Software)
Output Signal	0–10V DC (Analog)
Dark Current	<1 nA (Cooled)
Rise Time	3 ns
Power Supply	+12V DC, 200 mA max
Operating Temp.	0°C to +40°C
Dimensions	52 × 52 × 80 mm