D05R-LF – Lead-Free Oxygen Sensor for rebreathers

The D05R-LF is a lead-free oxygen sensor with an extra water-repellent head, specifically designed for use in rebreather systems. It is the lead-free replacement for the NRC D05R. Compatibility / Usage Rebreathers: Megalodon Buddy Evolution Poseidon rEvo Pathfinder Optima Sentinel Prism Divesoft CCR Liberty (and some variants) KISS Rebreather Replacement for: NRC D05R Teledyne R-22D Analytical PSR-11-39MD Narked 90 NANMM01 Maxtec MAX-305 Maxtec MAX-12 You can browse the full compatibility table here. Key Features Lead-free and sustainable — RoHS-compliant with no hazardous waste disposal required Extra water-repellent head, designed specifically for demanding rebreather applications Delivers high measurement stability and precise oxygen readings while reducing environmental impact Future-proof technology with long service life Manufactured in Germany for consistently high quality and reliability Each sensor is individually tested and verified for accuracy Guaranteed lifespan of 24 months from date of purchase Shelf life of 6 months under standard storage conditions Comparison: Lead vs. Lead-Free Oxygen Sensors Property Classic (with lead) Lead-Free Environmental friendliness Contains lead 100% lead-free Disposal Special disposal required Easier disposal RoHS compliance Limited RoHS-compliant Service life Standard Guaranteed 24 months Storage life Depends on model 6 months under standard conditions Measurement stability Standard High stability Future-proofing Limited High future-proofing Safety Contains lead No lead NRC replacement sensors are recognized for their first-class quality and outstanding reliability, making them a trusted choice among divers worldwide.