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RUFFNECK™
Ruffneck Defender SPDT Ruffneck FX Series Explosion-Proof Forced Air Unit Heater Thermostat
Article #332020361
Model #XT-312
$
545
This item is not currently available for immediate purchase, but can be ordered by visiting the selected store.
Hassle-Free Returns
90 days to return or exchange in original condition and packaging.
Read Return Policy
Warranty
1-year limited
Description
Ruffneck™ Defender® XT‑312 explosion‑proof heavy‑duty thermostat is the smallest, lightest, and most durable thermostat available.It is designed to control heating only, cooling only, or ventilation systems in demanding industrial applications like oil refineries, petrochemical plants, pulp and paper mills, and other hazardous locations where specific explosive gases or dust are present. For hazardous‑location temperature controls, rely on Defender® thermostats for the most dependable and trouble‑free service available.
Specifications
Temperature range 36°F to 82°F (2°C to 28°C)
Temperature differential 2.5 F° (1.5 C°)
Net weight 2.1 lbs (0.95 kg)
Switching Snap acting
Conduit opening ¾” ‑ 14 NPT
Electrical Rating
22 amps Res, 480 Vac Max; ½ HP at 125 Vac, 1 HP at 250 Vac
Class I, Division 1 & 2, Groups C and D;
Class II, Division 1, Groups E, F, and G;
Class II, Division 2, Groups F and G;
Class III; Class I, Zones 1 and 2, Groups IIA and IIB
Specifications
Temperature range 36°F to 82°F (2°C to 28°C)
Temperature differential 2.5 F° (1.5 C°)
Net weight 2.1 lbs (0.95 kg)
Switching Snap acting
Conduit opening ¾” ‑ 14 NPT
Electrical Rating
22 amps Res, 480 Vac Max; ½ HP at 125 Vac, 1 HP at 250 Vac
Class I, Division 1 & 2, Groups C and D;
Class II, Division 1, Groups E, F, and G;
Class II, Division 2, Groups F and G;
Class III; Class I, Zones 1 and 2, Groups IIA and IIB
- All‑aluminum exterior
- No breakable external plastic parts
- No exposed copper or brass
- Corrosion resistant, suitable for H2 S environments
- Compact and lightweight
- More competitively priced
- CFC and mercury free
- Environmentally safe, no leveling required ®
- 3‑year warranty: the longest trouble‑free warranty in the industry
Additional Content & Guides
Product specifications
Manufacturer Color/Finish
Silver Aluminum
File/Certification Number
N/A
Color/Finish Family
Silver
Package Quantity
1
Indoor/Outdoor
Indoor
ALCI Safety Plug
No
Maximum BTUs
0
Control Type
Dial
Remote Control Included
No
Timer
No
Warranty
1-year limited
Base Warranty Labor(Months)
12
Base Warranty Parts(Months)
12
Current Rating(Amps)
0
Maximum Wattage(Watts)
0
Anti-Freeze Setting
No
Assembled Depth(in)
6
Assembled Height(in)
6
Assembled Width(in)
6
Assembly Required
No
Cool-Touch Housing
No
Cord Length(in)
0
CSA Safety Listing
Yes
Design
Wall mount
Display Type
Analog
Energy Saving Setting
No
Heat Type
Convection and radiant
Number of Heat Settings
1 heat
Oscillation
No
Overheat Shut-Off
Yes
Portable
No
Remote Control
No
Safety Listing
cULus safety listing
Series Name
Defender Explosion‑Proof Heavy‑Duty Thermostat
Supplemental Heating Area
Greater than 300 sq. ft. (large space)
Thermostat
Yes
Tip-Over Safety Switch
No
UL Safety Listing
Yes
Use Location
Indoor
Country of Origin
Canada