Two types of alarms one audible and one visual alert user to either a low battery or low flow, such a when a particle filter is fully loaded. LED lights on the battery indicate its charge status on and off the charger. The 3M Versaflo TR-304N+ PAPR assembly includes a TR-302N+ PAPR unit, TR-371+ Filter Cover, TR-327 Easy Clean Belt, TR-332 High Capacity Battery, TR-3712N HE Filter and a TR-3600 Prefilter.
3M 94265, Versaflo PAPR Assembly TR-304N+, with Easy Clean Belt and High Capacity Battery, 7100153811, 1 ea/Case
$909.11
Factory Stock, 7-10 Day Leadtime, Priced Per Case
The 3M Versaflo TR-304N+ PAPR provides protection against particulates. Combines performance, protection and functionality with a slim, lightweight balanced design for comfort.

3M 11412, Roloc Disc 361F, 36 YF-weight, TR, 1 in, Die R100N, 7000045092
3M 03738, Scotch-Brite Cut and Polish Unitized Wheel, CP-UW, 7A Medium, 3 in x 3/4 in x 3/8 in, 7010364917
ACS Diamond Cloth Belt, CX1250 3/8" X 24" 75U
3M 76624, Roloc Disc 777F, 60 YF-weight, TR, 1 in, Die R100N, 7000045620
Standard Abrasives 706221, Aluminum Oxide Handy Roll, P80 J-weight, 1 in x 50 yd, 7010301272
3M™ 72013, Adapter 529-04-50, 110-120 VAC, 7000131705, 1 EA/Case
3M 41531, Scotch-Weld Epoxy Adhesive 420, Black, Part B, 5 Gallon Drum (Pail), 7000000827 
