Cooler Controllertm, model 2001 (item #509) This comes with two temperature sensors on 1-foot and 15-foot extension cables, software controls and triac electronic relays for controlling10-amp,120-volt circuits for evaporator fans (2 circuits), Circ circulating fans, pumpdown solenoid, door heaters (2 circuits), freezer electric defrost heaters, alarm, and outside air refrigeration fans. Safety Tested: ETL listed: (tested to UL873, 10th edition, and CSA C22.2 No. 24-93. ETL is a National Recognized Testing Laboratory (NRTL). Patent Protection: U. S. Patent # 5,239,834. and Canadian Patent #2,100,280. Electrical Enclosure: 16 gauge steel box: 12"H x 10"W x 4"D; with inner panel; blue finish on exterior of box; to be mounted on wall inside or outside walk-in cooler or outside a walk-in freezer, 60" from floor, with good air circulation around it. Electrical Rating: 120V, 60Hz, .08 A. The Cooler Controller circuit is protected by a fuse (250V, 15A, slow-blow), accessible at the top of the controller. Features: An LCD screen displaying temperatures, setpoints, and information, 5 LED "power on" lights and 4 manual on/off switches. Sensors: Thermister-type; Accuracy: + or - 1/2°F.; one monitors the temperature inside the walk-in, the second the evaporator coils to control defrost cycles. A third sensor can remotely measure the outside air temperature when outside air is used. Optional sensors on custom length extension cables are available. Installation: Wiring between all line voltage components and the Cooler Controller should be done in rigid or flexible metal or PVC conduit, in accordance with all electrical codes. Shipping info: 10"H x 12"W x 16"L, 14 lbs. List Price: $1695

Circtm Fan. (item #531) This circulating fan should be centrally located to circulate air down from the ceiling to the floor when the evaporator fans are off. It isto be hard-wired back to the Cooler Controller. Fan: 10" diameter x 3.5" axial fan; 550 cfm (free air); 115 volts; 61 watts; 1650 rpm; Comair Rotron brand; polycarbonate fan blades; aluminum housing; UL Component Recognized and CSA Certified; finger guard. Housing: 20 gauge galvanized steel with intake grill, attached to a cast 10" aluminum angle ring for ceiling mounting. 13"diameter x 10.25"L. Shipping info: 11"H x 14"W x 14"L, 11 lbs. $225

Basic Freeaire System (item #499). Includes 1 Cooler Controller (#509), and 1 Circ fan (#531). To substitute, at no extra charge, an Upflow Circulating fan (item #530) for the Circ fan, order item #499-U. Shipping info: 2 Boxes, 25 lbs, $1920.

Cool Breezetm Outside Air Package (item #495). Includes: 1 Intake Fan (item #581) & Housing (item #536), 1 Exhaust Fan & Housing (item #534), 1 Filter Housing (item #535),1 Intake Damper Housing (item #538), and 2 Wallcaps (item #521). Shipping info: 5 boxes; 95 lbs. $1550

The following items are included in the Cool Breeze Outside Air Package (item #495) and are not sold separately:

Intake Fan: (item #581) Fantech Model FX-10 metal inline centrifugal fan; 115 volts; 1/15 HP; 150 watts; permanent split capacitor motor; 498 cfm (free air); 2150 rpm; UL listed; blue baked enamel finish on a galvanized steel housing; 10" diameter inlet and outlet. 13" diameter body x 7.25"H; Finger guard attached. To be mounted outside cooled space to prevent condensation. Shipping info: 12"H x 16"W x 16"L, 12 lbs.

Intake Fan Housing: (item #536); 19-1/2" x 19-1/2" x 8" x 20 gauge galvanized sheetmetal housing; a gasketed 3/4'' flange all around for wall, floor, or ceiling mounting; 1" rigid fiberglass insulation for mounting the housing inside a heated space between the walk-in cooler and the outside. Mounting holes mate with those on insulated filter housing. Shipping info: shipped with filter housing below.

Filter Housing: (item #535); 20 gauge galvanized sheetmetal housing; a 3/4'' gasketed flange all around for wall, floor, or ceiling mounting; gasketed, hinged filter access door with two latches; 1" rigid fiberglass insulation for heated space-mounting. Can be mounted on the intake fan housing or on a flat wall, ceiling or floor. Important: at least 16" of unobstructed room must be left in front of the filter access door for removing and replacing the filter. Shipping info: (includes item #536) 20"H x 20"W x 20"L, 34 lbs.

Intake Damper Housing: (item #538) Intake Damper Housing (#538): To be mounted inside the walk-in cooler in the wall, ceiling, or floor. Fully insulated and gasketed for minimal air leakage, 10" diameter x 12" x 20 gauge galvanized housing with 13" diameter, cast aluminum mounting ring; insulated aluminum backdraft dampers open with fan pressure; spring-closed. Will accept optional summer plug for an airtight seal. Shipping info: 14"H x 14"W x 14"L, 15 lbs.

Exhaust Fan &Housing: (item #534); To be mounted inside the walk-in cooler in the wall, ceiling or floor. Fully insulated and gasketed for minimal air leakage. Housing:10" diameter x 12" x 20 gauge galvanized housing with 13" diameter, cast aluminum mounting ring flange; insulated aluminum backdraft dampers open with fan pressure; spring-closed. Will accept optional summer plug for an airtight seal. Fan: 10" diameter x 3.5" axial fan; 550 cfm (free air); 115 volts; 61 watts; 1650 rpm; Comair Rotron brand; polycarbonate fan blades; aluminum housing; UL Component Recognized and CSA Certified; finger guard. Fan is mounted so that insulated dampers are between it and the walk-in cooler so that condensation is avoided. Shipping info: 14"H x 14"W x 14"L, 18 lbs.

Wallcap: (item #521); 13-3/4"H x 11-5/8"W x 9" D, 20 gauge galvanized sheetmetal; 1/4" bird and rodent screen over opening, 10-1/4" diameter opening. Shipping info: 10"H x 12"W x 16"L, 8 lbs.

Freeaire System with Outside Air: (item #500); Includes a Basic Freeaire System (item #499), a Cool Breeze Outside Air Package (item #495) and a temperature sensor on a 30-foot extension cable (item #568-30). Shipping info: 7 boxes; 120 lbs. $3525