– Fully sheeted duct furnaces mounted in a 16-gauge galvanized steel frame.
– Provides listed temperature rise and air side pressure drop performance.
– Each furnace includes an individual shutoff valve, flexible gas connector & union piped to properly sized supply header.
– Condensate drains pre-piped to a common header.
– Easy removal of any single duct furnace.
– All controls prewired to a sequencer for system control.
– Customer only needs to provide Power, “Call for Heat” and a 0-10 VDC signal.

Application Guidelines Product Specification User Guidelines OEM Instructions Submittal / Order Information

Note: You must be logged in to view CAD files.
Model NumberPDF  PDF of Gas TrainPDF of Wiring DiagramMax Input MBHMax Output MBHMin Input MBHMin Output MBHNat. Gas Turndown RatioMax Ind. HX Input# of HX'sMax CFMMax APD @ Min RiseMax Temp RiseMin CFMMin APD @ Max RiseDim ADim BDim CDim DDim EDim FWeight (Lbs.)Total Amps 120VTotal Amps 208V 230V
HDB-VVX 180-360PDFPDFPDF3602883628.810 to 11802133340.036044440.013536.4178.811746.6248.8285
HDB-VVX 200-400PDFPDFPDF400320403210 to 12002148150.046049380.013536.4178.811746.6248.8285
HDB-VVX 225-450PDFPDFPDF450360453610 to 12252166670.066055560.013536.4178.811746.6248.8285
HDB-VVX 250-500PDFPDFPDF500400504010 to 12502185190.086061730.013536.4178.811746.6248.8285
HDB-VVX 270-540PDFPDFPDF5404325443.210 to 12702200000.116066670.013536.4178.811746.6248.8285
HDB-VVX 180-540PDFPDFPDF5404325443.215 to 11803200000.036066670.013553.7878.811763.9948.82127.5
HDB-VVX 300-600PDFPDFPDF600480604810 to 13002222220.136074070.023536.4178.811746.6248.8285
HDB-VVX 200-600PDFPDFPDF600480604815 to 12003222220.046074070.013553.7878.811763.9948.82127.5
HDB-VVX 315-630PDFPDFPDF6305046350.410 to 13152233330.176077780.023536.4178.811746.6248.8285
HDB-VVX 225-675PDFPDFPDF67554067.55415 to 12253250000.066083330.013553.7878.811763.9948.82127.5
HDB-VVX 350-700PDFPDFPDF700560705610 to 13502259260.26086420.033536.4178.811746.6248.8285
HDB-VVX 360-720PDFPDFPDF7205767257.610 to 13602266660.246088880.033536.4178.811746.6248.8285
HDB-VVX 180-720PDFPDFPDF7205767257.620 to 11804266670.036088890.013571.1578.811781.3648.821610
HDB-VVX 375-750PDFPDFPDF750600756010 to 13752277780.266092590.043536.4178.811746.6248.8285
HDB-VVX 250-750PDFPDFPDF750600756015 to 12503277780.086092590.013553.7878.811763.9948.82127.5
HDB-VVX 200-800PDFPDFPDF800640806420 to 12004296300.046098770.013571.1578.811781.3648.821610
HDB-VVX 400-800PDFPDFPDF800640806410 to 14002296300.36098770.043536.4178.811746.6248.8285
HDB-VVX 270-810PDFPDFPDF8106488164.815 to 12703300000.116010000.50.013553.7878.811763.9948.82127.5
HDB-VVX 300-900PDFPDFPDF900720907215 to 13003333330.1360111110.023553.7878.811763.9948.82127.5
HDB-VVX 180-900PDFPDFPDF900720907225 to 11805333330.0360111110.013588.5278.811798.7348.8220
HDB-VVX 225-900PDFPDFPDF900720907220 to 12254333330.0660111110.013571.1578.811781.3648.821610
HDB-VVX 315-945PDFPDFPDF94575694.575.615 to 13153350000.1760116670.023553.7878.811763.9948.82127.5
HDB-VVX 200-1000PDFPDFPDF10008001008025 to 12005370370.0460123460.013588.5278.811798.7348.8220
HDB-VVX 250-1000PDFPDFPDF10008001008020 to 12504370370.0860123460.013571.1578.811781.3648.821610
HDB-VVX 500-1000PDFPDFPDF10008001008010 to 15001370370.5660123460.0741.545.6779.0520.1555.7848.8210
HDB-VVX 350-1050PDFPDFPDF10508401058415 to 13503388890.260129630.033553.7878.811763.9948.82127.5
HDB-VVX 360-1080PDFPDFPDF108086410886.415 to 13603400000.2460133330.033553.7878.811763.9948.82127.5
HDB-VVX 270-1080PDFPDFPDF108086410886.420 to 12704400000.1160133340.013571.1578.811781.3648.821610
HDB-VVX 225-1125PDFPDFPDF1125900112.59025 to 12255416670.0660138890.013588.5278.811798.7348.8220
HDB-VVX 375-1125PDFPDFPDF1125900112.59015 to 13753416670.2660138890.043553.7878.811763.9948.82127.5
HDB-VVX 400-1200PDFPDFPDF12009601209615 to 14003444440.360148150.043553.7878.811763.9948.82127.5
HDB-VVX 600-1200PDFPDFPDF12009601209610 to 16002444440.9460148150.1241.545.6779.0520.1555.7848.8210
HDB-VVX 300-1200PDFPDFPDF12009601209620 to 13004444440.1360148150.023571.1578.811781.3648.821610
HDB-VVX 250-1250PDFPDFPDF1250100012510025 to 12505462960.0860154320.013588.5278.811798.7348.8220
HDB-VVX 315-1260PDFPDFPDF12601008126100.820 to 13154466670.1760155560.023571.1578.811781.3648.821610
HDB-VVX 270-1350PDFPDFPDF1350108013510825 to 12705500000.1160133340.013588.5278.811798.7348.8220
HDB-VVX 350-1400PDFPDFPDF1400112014011220 to 13504518520.260172840.033571.1578.811781.3648.821610
HDB-VVX 360-1440PDFPDFPDF14401152144115.220 to 13604533320.2460177760.033571.1578.811781.3648.821610
HDB-VVX 500-1500PDFPDFPDF1500120015012015 to 15003555560.5660185190.0741.567.6779.0520.1577.7848.82157.5
HDB-VVX 375-1500PDFPDFPDF1500120015012020 to 13754555560.2660185190.043571.1578.811781.3648.821610
HDB-VVX 300-1500PDFPDFPDF1500120015012025 to 13005555560.1360185190.023588.5278.811798.7348.8220
HDB-VVX 315-1575PDFPDFPDF15751260157.512625 to 13155583330.1760194440.023588.5278.811798.7348.8220
HDB-VVX 400-1600PDFPDFPDF1600128016012820 to 14004592590.360197530.043571.1578.811781.3648.821610
HDB-VVX 350-1750PDFPDFPDF1750140017514025 to 13505648150.260216050.033588.5278.811798.7348.822012.5
HDB-VVX 360-1800PDFPDFPDF1800144018014425 to 13605666650.2460222200.033588.5278.811798.7348.8220
HDB-VVX 600-1800PDFPDFPDF1800144018014415 to 16003666670.9460222220.1241.567.6779.0520.1577.7848.82157.5
HDB-VVX 375-1875PDFPDFPDF18751500187.515025 to 13755694440.2660231480.043588.5278.811798.7348.822012.5
HDB-VVX 500-2000PDFPDFPDF2000160020016020 to 15004740740.5660246910.0741.589.6779.0520.1599.7848.8220
HDB-VVX 400-2000PDFPDFPDF2000160020016025 to 14005740740.360246910.043588.5278.811798.7348.822012.5
HDB-VVX 600-2400PDFPDFPDF2400192024019220 to 16004888890.9460296300.1241.589.6779.0520.1599.7848.8220
HDB-VVX 500-2500PDFPDFPDF2500200025020025 to 15005925930.5660308640.0741.5111.6779.0520.15121.7848.8225
HDB-VVX 600-3000PDFPDFPDF3000240030024025 to 160051111110.9460370370.1241.5111.6779.0520.15121.7848.8225
Note: For Propane gas, turndown is 60% of stated natural gas turndown.