![MK11/C370 MK11/C370.](https://johnsonoutdoors.widen.net/content/bjhxvd09dk/webp/SP_12175000_MK11_C370_01.webp?w=640)
![12175000_MK11_C370_purge_info_03 12175000_MK11_C370_purge_info_03](https://johnsonoutdoors.widen.net/content/nmsbzjhbxm/webp/SP_12175000_MK11_C370_purge_info_03.webp?w=640)
![12175000_MK11_C370_compact_info_07 12175000_MK11_C370_compact_info_07](https://johnsonoutdoors.widen.net/content/qjvcbtuddz/webp/SP_12175000_MK11_C370_compact_info_07.webp?w=640)
![12175000_MK11_C370_info_05 12175000_MK11_C370_info_05](https://johnsonoutdoors.widen.net/content/kg8jqhr9ng/webp/SP_12175000_MK11_C370_info_05.webp?w=640)
![SP_12175000_MK11_C370_compact_info_11 SP_12175000_MK11_C370_compact_info_11](https://johnsonoutdoors.widen.net/content/hsbu9nmi6l/webp/SP_12175000_MK11_C370_compact_info_11.webp?w=640)
![12175000_MK11_C370_compact_info_09 12175000_MK11_C370_compact_info_09](https://johnsonoutdoors.widen.net/content/3f9ltgcu0j/webp/SP_12175X00_C370_light_info_01.webp?w=640)
![12175000_MK11_C370_diaphragm_info_12 12175000_MK11_C370_diaphragm_info_12](https://johnsonoutdoors.widen.net/content/acc1ozy6xs/webp/SP_12175000_MK11_C370_diaphragm_info_12.webp?w=640)
![Everflex Yulex Dive Long Sleeve Top, Women, 3mm Everflex Yulex Dive Long Sleeve Top, Women, 3mm](https://johnsonoutdoors.widen.net/content/p61mbs8vuw/webp/SP_63765X00_Yulex_Top_3MM_W_90619.webp?w=640)
MK11/C370 Dive Regulator System
The MK11/C370 is a great choice for dive-trekkers. The balanced diaphragm MK11, with its chrome-plated brass body specially designed to reduce size and weight, is an ideal travel companion. The C370 brings forth the best features of its predecessor while adding a balanced valve to its design. Its exhaust tee contributes to an improvement in work of breathing. With this regulator system in your dive bag you’ll be ready to hit the water.
SELECT OPTIONS
The MK11/C370 is a great choice for dive-trekkers. The balanced diaphragm MK11, with its chrome-plated brass body specially designed to reduce size and weight, is an ideal travel companion. The C370 brings forth the best features of its predecessor while adding a balanced valve to its design. Its exhaust tee contributes to an improvement in work of breathing. With this regulator system in your dive bag you’ll be ready to hit the water.
![Travel Lite Travel Lite.](https://johnsonoutdoors.widen.net/content/e6negvlwwj/webp/SP_TravelLite_Blue_Logo.webp?w=110)
![Travel Lite Travel Lite.](https://johnsonoutdoors.widen.net/content/e6negvlwwj/webp/SP_TravelLite_Blue_Logo.webp?w=110)
- Air-balanced diaphragm first stage design delivers constant and effortless airflow unaffected by depth, tank pressure, or breathing rate.
- Two high pressure, two low pressure and two high-flow LP ports maximize hose routing options.
- External intermediate pressure adjustment enables technicians to fine-tune performance quickly and easily.
- Air-balanced second stage valve smoothes out the inhalation effort at varying depths and supply pressures.
- Compact second stage fiberglass reinforced nylon casing with new exhaust tee takes up little space in a dive bag.
- User controls include a diver-adjustable inhalation effort knob and coaxial dive/pre-dive lever.
- Large purge button is easy to activate, even wearing thick gloves.
- Super-flow hose features an oversized bore that allows more air to flow on each inhalation.
- Compact Hi-Flow mouthpiece improves airflow as well as mouth comfort, fitting all mouth sizes.
![MK11/C370 MK11/C370.](https://johnsonoutdoors.widen.net/content/bjhxvd09dk/webp/SP_12175000_MK11_C370_01.webp?w=480)
2nd Stage Design | Balanced |
1st Stage Type | Diaphram |
2nd Stage Series | C Series |
Water Temp | Warm, Cold, Temperate |
Connector Type | INT |
Nitrox Mix | Up to 40% |
HP Ports | 2 |
LP Ports | 4 |
1st Stage Material | Chrome-Plated Brass |
2nd Stage Material | Metal/Reinforced Technopolymer Casing |
Weight |
2.38 lb
|
Adjustable 2nd Stage | Yes |
2nd Stage Valve Housing Material | Technopolymer |
Product Resources
Customer Service
![mobile phone mobile phone](/sites/default/files/styles/large/public/2022-08/mobile-black.png.webp)
![Message icon Message icon](/sites/default/files/styles/large/public/2022-08/0476-bubble-9.png.webp)
![Map pin Map pin](/sites/default/files/styles/large/public/2022-08/pip.png.webp)