TUV PL-S - Compact solution for residential applicationsTUV PL-S lamps are compact UVC (germicidal) lamps used in residential water and air disinfection units. The compact size of the lamp allows for a small system design and design flexibility. TUV PL-S lamps offer constant UV output over their complete lifetime, for maximum security of disinfection and high system efficacy. Thanks to the single-ended lamp base, lamp replacement is easy. Product Benefits - Security of effective disinfection over the useful lifetime of the lamp - High system efficacy because it is not required to over-design the purification system to maintain effectiveness of disinfection - Good environmental choice because of lowest amount of mercuryProduct Features - Short-wave UV radiation with a peak at 253.