Model Number History

       
Construction Dates Product Line Model Numbers Status Basic Types
2011 - current Pool Heat Pump R10353ti, R10354ti Current RHP
2011 - current Pro Series 268, 408 Current CR
2011 - current Instant-Pak 188, 208 Current  
2010 - current XFyre 400, 700 Current H,WH
2010 - current Hi Delta HD101, HD151, HD201, HD251, HD031, HD401 Current H, WH
2009 - current XPak XPak 85, XPak 120 Current  
2009 - current XFyre 300, 500, 850 Current H, W, WH
2009 - current Pool Heat Pump 5350, 6350, 8350 Current RHP
2009 - 2010 Pool Heat Pump 5310, 6310, 8310 OBSOLETE RHP
2008 - current Xtherm 1005, 1505, 2005 Current H, WH, WHP
2007 - current Delta Ltd 989B, 1259B, 1529B, 1799B, 1999B, 2069B, 2339B Current H, W, WH
2007 - current Delta Ltd 399B, 499B, 649B, 749B, 899B Current H, W, WH
2007 - current Hi Delta 302B, 402B, 502B, 652B, 752B, 902B Current H, W, WH, P
2006 - current MVB 504, 754, 1104, 1504, 2004 Current H, WH, P, WHP
2006 - current MVB 503, 753, 1003, 1253, 1503, 1753, 2003 Current H, WH
2006 - current Hi Delta 992B, 1262B, 1532B, 1802B, 2002B, 2342B Current H, W, WH, P, WHP
2005 - current Versa 130 Current P
2004 - current Digital 207A, 267A, 337A, 407A Current P
2004 - current Digital/Millivolt 206A, 266A, 336A, 406A Current P
2004 - 2008 Pool Heat Pump 5100, 6100 OBSOLETE RHP
2004 - 2006 Hi Delta 302A, 402A, 502A, 652A, 752A, 902A OBSOLETE H, W, WH, P
2004 - 2005 Hi Delta 992A, 1262A, 1532A, 1802A, 2002A, 2072A, 2342A OBSOLETE H, W, WH, P
2003 - 2009 ADB 1501 OBSOLETE H, W, P
2003 - 2009 ADB 1001 OBSOLETE H, W, P
2003 - 2009 ADB 751 OBSOLETE H, W, P
2003 - 2004 RP2100 R185B, R265B, R335B, R405B OBSOLETE RP2100
2002 - 2007 Delta Ltd 989, 1259, 1529, 1799, 1999, 2069, 2339 OBSOLETE H, W, WH
2002 - 2007 Delta Ltd 399, 499, 649, 749, 899 OBSOLETE H, W, WH
2002 - 2003 ADB 1000A OBSOLETE H, W, P
2002 - 2003 ADB 750A OBSOLETE H, W, P
2001 - current Raytherm 2100, 2500, 3001, 3500, 4001 Manufactured in Canada, 2001 - 2007 CURRENT WH
2001 - current Raytherm 926/962, 1083/1125, 1178/1223, 1287/1336, 1414/1468, 1571/1631, 1758/1826 CURRENT WH
2001 - 2010 Hi Delta 122, 162, 202, 242, 322 OBSOLETE H, W, WH
2001 - 2004 Pool Heat Pump 100, 115, 160 OBSOLETE RHP
2000 - current Raytherm 181A, 261A, 331A, 401A CURRENT H, W, WH
2000 - current Raytherm 182A, 260A, 330A, 400A CURRENT H, W, WH
2000 - 2003 ADB 1500 OBSOLETE H, W, P
1999 - 2006 Versa Versa 105B OBSOLETE WHG
1999 - 2005 Hi Delta 992, 1262, 1532, 1802, 2002, 2072, 2342 OBSOLETE H, W, WH, P
1998 - 2005 Hi Delta 302, 402, 502, 652, 752, 902 OBSOLETE H, W, WH, P
1998 - 2004 RP2100 R185A, R265A, R335A, R405A OBSOLETE RP2100
1998 - 2003 ADB 1000 OBSOLETE H, W, P
1998 - 2002 ADB 750 OBSOLETE H, W, P
1998 - 2000 Booster B-50 OBSOLETE B
1997 - 2008 ADB 500 OBSOLETE H, W, P
1995 - current Raytherm Econopak 90, 135, 195 CURRENT WH
1995 - 2006 Booster B-195 OBSOLETE B
1995 - 2001 Pool Heat Pump 072, 104 OBSOLETE RHP
1995 - 2000 Booster GB35 OBSOLETE B
1995 - 2000 Raytherm 203, 263, 333, & 403 OBSOLETE H, W, WH
1993 - 1998 RP2100 R185, R265, R335, R405 OBSOLETE RP2100
1992 - 1999 Booster B-130 OBSOLETE B
1992 - 1993 Versa 185C, 265C, 335C, 405C OBSOLETE WHG
1991 - 2006 Versa Versa 155B OBSOLETE WHG
1991 - 1999 Versa Versa 105A OBSOLETE WHG
1990 - current Raytherm Residential 42B, 66B, 90B, 135B, 180B CURRENT H
1990 - 2000 Raytherm Residential 30B OBSOLETE H
1990 - 1998 Oil-fired Versa Versa O-315 OBSOLETE WHG
1990 - current Versa Versa 055B CURRENT WHG
1989 - 1990 Raytherm Residential 66A OBSOLETE H
1989 - 2000 Raytherm 183B, 263B, 333B, 403B OBSOLETE H, W
1988 - 1993 Versa Versa 185B, 265B, 335B, 405B OBSOLETE WHG
1988 - 1990 Raytherm Residential 135A, 180A OBSOLETE H
1987 - 1991 Versa Versa 155A OBSOLETE WHG
1987 - 1990 Raytherm Residential 30A, 42A, 90A OBSOLETE H
1987 - 1989 Versa Versa 055A OBSOLETE WHG
1986 - 1988 Versa Versa 185A, 265A, 335A, 405A OBSOLETE WHG
1986 - 1987 Spa-Pak Spa-Pak 53B OBSOLETE WHG
1986 - 1986 Versa Western 155 OBSOLETE WHG
1985 - 1993 Spa-Pak R33 GBI OBSOLETE WHG
1985 - 1993 Spa-Pak 33 GBI OBSOLETE WHG
1984 - current Raytherm 133A CURRENT H, W, WH
1984 - current Raytherm 2100, 2500, 3001, 3500, 4001 Manufactured in Canada, 2001 - 2007 CURRENT H, W, P, WHP
1984 - 1989 Raytherm 2100, 2500, 3001, 3500, 4001 OBSOLETE N
1984 - 1988 Raytherm 183A, 263A, 333A, 403A OBSOLETE H, W
1984 - 1987 Gemini Gemini, Spa-Pak 153A OBSOLETE WHG
1984 - 1986 Versa 183A, 263A, 333A, 403A OBSOLETE WHG
1984 - 1986 Versa 185, 265, 335, 405 OBSOLETE WHG
1984 - 1985 Spa-Pak Spa-Pak 53A OBSOLETE WHG
1983 - current Electric Spa-Pak ELS 552-2, ELS 1102-2, ELC1102-2 Manufactured in Canada 2001-2007. CURRENT WHG
1982 - 1986 Raytherm 334, 404 OBSOLETE P
1982 - current Raytherm 514, 624, 724, 824 CURRENT P, T, H, W, WH, N, NH, R, RH
1982 - 2005 Raytherm 926/962, 1083/1125, 1178/1223, 1287/1336, 1414/1468, 1571/1631, 1758/1826 OBSOLETE NH
1982 - 2001 Raytherm 926/962, 1083/1125 OBSOLETE R
1982 - 2001 Raytherm 926/962, 1083/1125, 1178/1223, 1287/1336, 1414/1468, 1571/1631, 1758/1826 OBSOLETE N
1982 - 1990 Raytherm 334, 404 OBSOLETE H, W, N, R
1983 - 1984 Raytherm 133 OBSOLETE T, THWS, WT
1982 - current Raytherm 926/962, 1083/1125, 1178/1223, 1287/1336, 1414/1468, 1571/1631, 1758/1826 CURRENT H, W, P, WHP
1982 - 1994 Versa 183, 263, 333, 403 OBSOLETE T, THWS, WT
1982 - 1984 Versa Spa-Pak 53 OBSOLETE WHG
1981 - 1984 Versa Spa-Pak 153 OBSOLETE WHG
1981 - 1982 Raytherm 510, 625, 725, 825 OBSOLETE T, TIP, TIPR, THWS, WT
1981 - 1982 Raytherm 330, 400, 510, 625, 725, 825 OBSOLETE TIP, TIPR, THWS, WT
1981 - 1982 Raytherm 199, 260 OBSOLETE THWS, WT
1979 - 1983 Electric ELS 551-2, ELS 1101-2, ELC 1101-2 OBSOLETE WHG
1979 - 1983 Electric ELS 550-1, ELS 550-2, ELS 551-1, ELS 1100-2 OBSOLETE WHG
1978 - 1980 Powertherm II 20, 30, 40, 50, 60, 75, 100, 125, 150, 175 (sizes are in horsepower) OBSOLETE T
1976 Electric 12, 15, 18, 24, 30, 36, 45, 60 (sizes are in kilowatts) OBSOLETE WHG
1977 - 1980 Electric 150, 250, 350, 500, 750, 1000 (tank sizes in gallons) OBSOLETE WT
1975 - 1981 Raytherm 202, 266, 332, 402, 516, 602 OBSOLETE T, WT, THWS, TIP, TIPR
1975 - 1983 Raytherm 136 OBSOLETE T, THWS, WT
1974 - 1982 Spa-Pak Spa-Pak, Californian 151 OBSOLETE WHG
1974 - 1981 Gemini Gemini 181, 261, 331, 401 OBSOLETE WHG
1972 - 1978 Powertherm 20, 30, 40, 50, 75, 100, 125, 150, 175 (sizes are in horsepower) OBSOLETE T
1972 - 1983 Raytherm 945, 1020/1060, 1239, 1303/1353, 1467, 1570/1630 OBSOLETE T, THWS, WT, TIP, TIPR
1976 - 1983 Raytherm 910, 1193, 1413 OBSOLETE T, THWS, WT, TIP, TIPR
1972 - 1981 Raytherm 685, 750, 848 OBSOLETE T, THWS, WT, TIP, TIPR
1972 - 1975 Raytherm 489, 587 OBSOLETE T, THWS, WT, TIP, TIPR
1970 - 1974 Californian Californian II: 150, 180, 255, 345 OBSOLETE WHG
1970 - 1975 Raytherm 134, 168, 200, 233, 250, 283, 315, 383 OBSOLETE WHG, T
1976 - 1981 Solar Solar Panels OBSOLETE  
1968 - 1984 Raytherm 1813, 2001, 2406, 3000, 4000 OBSOLETE T, WT, THWS, TIP
1968 - 1983 Raytherm 3291 OBSOLETE T, WT, THWS, TIP
1968 - 1980 Raytherm 2188, 2688, 3656 OBSOLETE T, WT, THWS, TIP
1968 - 1969 Raytherm 1688 OBSOLETE T, WT, THWS, TIP
1969 - 1972 Raytherm 489, 587, 685, 750, 848, 945, 1060, 1239, 1353, 1467, 1630 OBSOLETE WG, T, THWS, WT
1965 - 1970 Raytherm 100, 117, 133, 167, 188, 220, 267, 361 OBSOLETE WHG, T, TP, WT, THWS, TIP, TIPR
1964 - 1969 Raytherm Coppertherm 2000, 2400, 2826 OBSOLETE WG, T
1964 - 1969 Raytherm 471, 565, 659, 722, 816, 910, 1020, 1193, 1303, 1413, 1500/1570 OBSOLETE WHG, T
1963 - 1965 Raytherm 81, 95, 122, 162, 230, 325 OBSOLETE T, TP, WHTM
1961 - 1964 Raytherm 401, 601, 800, 1000, 1200, 1600, 2000, 4000. OBSOLETE T, TP
pre-1964 Raytherm 75, 110, 160, 225 OBSOLETE T, TP
1955 - 1964 Raytherm 80, 120, 160, 225, 310, 400, 600 OBSOLETE T, TP, WHT
1955 - 1964 Raytherm 80, 120, 160, 225, 310 OBSOLETE WHG, WG