Equipment checklist for Technical Diver Training

two independent high-end first and second stage regulators, primary and backup, din type
small face (1 1/2" - 2" diameter) submersible pressure gauge (SPG)
7´ lp hose for the primary regulator
22"-24" lp hose for backup regulator
21"-24" hp hose for the SPG
two stainless steel bolt snaps, 3/8" size, one for primary regulator, one for SPG
regulator necklace for backup regulator

two masks, primary and backup mask (frameless), small harness pocket for backup mask
Surface Marker Buoy (SMB) or lift bag, red/orange, if carrying two, second is yellow (emergency)
finger spool, 120´-150´ #24 line, double ended bolt snap 4" long
fins, Power/Jet Fin-style, spring fin straps or backup fin strap
primary cutting device - knife, 3" blade, sheath capable to be mounted on 2" webbing
secondary cutting device - z-knife or surgical shears, vertical shoulder mount sheath
contoured wrist slate with three multilevel slates

primary light, canister-type, minimum four hours burn time, Goodman handle
two backup lights, minimum four hours burn time each
three stainless steel bolt snaps, 3/8" size, two for the backup lights, one for the primary

primary computer/bottom timer
backup computer/bottom timer: digital bottom timer or any computer that can be put into the gauge mode

double cylinders with 300 bar (recommended) din valves/manifold, volume appropriate for planned dive and student gas consumption

calculator
dive tables
save-a-dive kit (tools, O2-compatible o-rings & lubricant, ~10-20´ of line to attach bolt snaps, etc)
gas analysis tape or duct tape and a permanent marker for gas labeling

Additional equipment for courses involving decompression diving

high-end first and second stage deco regulator, oxygen clean and oxygen service rated, din type
small face (1 1/2" - 2" diameter) SPG
40" lp hose
6" hp hose for the SPG
stainless steel bolt snap 3/8", one for deco/stage

decompression tables or decompression dive planning software or decompression dive computer

Understanding the reasons behind equipment selection is part of your training. Please consult with your instructor prior to making any purchases.