Apeks XTX40 Regulator with DS4 First Stage Type:Din First Aid Statistics

First Aid Statistics

All these features are packed in a relatively small housing

Secure and reliable buckle design

Last Updated: 104/01/2026

Apeks XTX40 Regulator with DS4 First Stage Type:Din First Aid StatisticsApeks XTX40 Regulator DIN with DS4 The DS4 first stage lacks the rotating turret found on the XTX50 first stage and offers one HP port. This compact first stage is a time proven workhorse that has been embraced by the technical community around the world. This compact first stage has four low pressure ports and one high pressure port. Features an innovative Diver Changeable Exhaust system (DCE). The system gives the diver the ability to change from a