Light and Medium Weight Oil
UL/CSA Certification
  • UL, CSA and other Third Party Approval, Listing or Certification Available

Light and Medium Weight Oil — Temperature maintenance and heating of heat transfer oils. Improve flow ability of medium weight oils.

Terminal Enclosure — E1 General Purpose is standard. E2 Moisture Resistant/Explosion Proof or E4 Moisture Resistant Enclosures available.

Elements — 0.475" diameter steel sheath elements.

Flange — 3 - 10" ANSI B-16.5 Blind flange with 1/2" thermowell for thermostat bulb and a 1/8" NPT threaded opening for a thermocouple or RTD.

Vessel — Pipe body and nozzles are ASTM A53B carbon steel pipe. The end disk is ASTM A516 Grade 70 carbon steel plate. Provided with thermal insulation and painted sheet metal jacket.

Wiring — Convenient field wiring terminals are provided for easy installation.

Controls — Series 3 and 6 stock and assembly stock heaters come equipped with side mounted thermostat. Series 18 and 27 are furnished without thermostat.

WARNING — Hazard of Fire. These devices function as temperature controls only. Because they do not fail-safe, an approved temperature and/or pressure safety control must be used for safe operation. Consult Controls section of this catalog.

Select Parameters
Dim. A (ref. drawing images above)
Dim. B (ref. drawing images above)
Dim. C (ref. drawing images above)
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Part # Description  
080215 NWHOB-18-030P-E1 240V 3-3 Buy Now
080223 NWHOB-18-030P-E1 480V3P 30KW Buy Now
080256 NWHOB-18-040P-E1 240V 3-3 Buy Now
080266 NWHOB-18-040P-E1 480V 3-3 Buy Now
080290 NWHOB-18-050P-E1 240V 3-3 Buy Now
080303 NWHOB-18-050P-E1 480V 3-3 Buy Now
080338 NWHOB-18-060P-E1 240V 3-3 Buy Now
080346 NWHOB-18-060P-E1 480V 3-3 Buy Now
080370 NWHOB-18-070P-E1 240V 3-3 Buy Now
080389 NWHOB-18-070P-E1 480V 3-3 Buy Now
080418 NWHOB-18-080P-E1 240V 3-3 Buy Now
080426 NWHOB-18-080P-E1 480V 3-3 Buy Now
095880 NWHOB-27-080P-E1 240V 3-3 Buy Now
095900 NWHOB-27-080P-E1 480V 3-3 Buy Now
095927 NWHOB-27-090P-E1 240V 3-3 Buy Now
095943 NWHOB-27-090P-E1 480V 3-3 Buy Now
095960 NWHOB-27-100P-E1 480V 3-3 Buy Now
096006 NWHOB-27-120P-E4 480V 3-3 Buy Now
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