The current Justrite/Hughes part number is H5G45G-1H
It has an 80 gallon tank and 3kW immersion heater and
Strainer: Unit is furnished with in-line strainer to protect valve and spray heads from debris in water line
From Tech Data Sheet
Includes Tyvek® chute and pail to contain tested water flow and prevent spillage
Speakman SE-820 Stainless Steel Safety Drench Shower Replacement Head Drench Hoses The current Justrite/Hughes part numberIntegral 20 gpm flow regulator Disperses water evenly Retrofits existing emergency showers Stainless Steel Drains water completely after use Showerhead, 8 In., Stainless Steel. For Use With Mfr. Model Number SE 1200, SE 1250, SE 220, SE 227, SE 603, SE 609, SE 616, SE 675, SE 690, SE 693, SE 695, SE 697, SE 7000, Fits Brand Speakman Optimus, Lifesaver, Traditional, Select Series and Heat Traced Combinations