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Thermolec Electric Plenum Heaters


The most reliable plenum heater available

  • 10-year warranty on high grade nickel-chrome elements.
  • Automatic and manual-reset high temperature cut-outs prevent overheating.
  • Magnetic back-up safety contactor.
  • Magnetic quiet relays provide silent switching and long service life.
  • Magnetic quiet fan relay.
  • 24VAC control transformer.
  • Circuit breakers.
  • One-size-frame-fits-all plenums up to 20 KW and units are baffled for A/C installation.
  • Three phase units available - Call for pricing

PDF Documents:
Brochure | Installation Manual | Parts Reference Guide

Free Freight* on all Thermolec Plenum Heaters in lower 48

BlueRidge Company only processes warranty returns on products originally purchased from us.

Part No. Qty Unit Price
↓   Standard Plenum Heater   ↓
T-10U STD 10 KW@240V Vertical Plenum Heater
FREE SHIPPING (*Continental US)
$781.69
T-15U STD 15 KW@240V Vertical Plenum Heater
FREE SHIPPING (*Continental US)
$872.69
T-20U STD 20 KW@240V Vertical Plenum Heater
FREE SHIPPING (*Continental US)
$930.02
T-25U STD 25 KW@240V Vertical Plenum Heater
FREE SHIPPING (*Continental US)
$1253.07
T-30U STD 30 KW@240V Vertical Plenum Heater
FREE SHIPPING (*Continental US)
$1426.88
↓   Modulating Plenum Heater   ↓
T-10U MOD HPX 10 KW@240V Vertical Plenum Heater
FREE SHIPPING (*Continental US)
$1015.56
T-15U MOD HPX 15 KW@240V Vertical Plenum Heater
FREE SHIPPING (*Continental US)
$1179.36
T-20U MOD HPX 20 KW@240V Vertical Plenum Heater
FREE SHIPPING (*Continental US)
$1223.04
T-25U MOD HPX 25 KW@240V Vertical Plenum Heater
FREE SHIPPING (*Continental US)
$1534.85
T-30U MOD HPX 30 KW@240V Vertical Plenum Heater
FREE SHIPPING (*Continental US)
$1812.67
↓  Thermolec Parts & Accessories   ↓
07-02-012 D35 SCR Controller
Thermolec_D35.pdf
$227.50
07-02-101 TER Thermistor $31.85
07-02-102 SCR Room Stat (RT-1030) $117.39
07-02-106 D22-P SCR Controller
Thermolec_D21-P.pdf
$227.50
07-02-107 D21-P SCR Controller
Thermolec_D21-P.pdf
$227.50
07-02-108 D46 Hybrid sequential step controller
Thermolec_D46.pdf
$632.45
07-02-109 D21-PS SCR Controller $227.50
10-01-015 Retro Plenum Heater Main Control Board $91.00
10-01-016 Retro Plenum Heater Relay Board $72.80
10-01-017 Retro Current Sensing Relay Board (CS-1 Board) $45.50
10-01-018 AC Current Sensing Relay $45.50
10-01-019 TH-600 HPX Mod HPX Control Board $199.29
10-02-003 Auto Reset Cut-out (60TX11-200763, 25 AMP 277V) $23.08
10-02-004 Manual Reset Cut-out (60TX15-330706, 25AMP 277V) $30.46
10-02-005 Back-up Contactor to Manual Cut-out 50 amp (spade style)(FFB, TMB, CCT050 or CBLR042) $46.15
10-02-0055 Back-up Contactor to Manual Cut-out (CCT070, 3 Pole 70AMP 600V) $46.15
10-02-006 Oper. Contactor/Pump Relay/HTR Relay (CCT-140, 25 AMP 240V)
Element Activation Relay for select FFB models
$32.31
10-02-0105 Fan Relay/HPX Heat Pump Lock-out Relay, 240V, 5 pole (CCT-010) $27.69
10-02-011 TH400 STD PH Control Board $183.68
10-02-014 Heating Element T-10U, T-20U, T-30U (1J24, 5000W 240V) $46.15
10-02-015 Heating Element T-15U (1B22, 3750W 240V) $46.15
10-02-016 Heating Element T-25U (1V24, 4160W 240V) $46.15
10-02-017 BIR, HIR, OPR Isolation Relays 24V (CCT-144) $41.54
10-02-019 Plenum Temp Sensor, Modulating Plenum Heater $60.00
10-02-020 Porcelain Insulator $0.98
10-02-028 Standard Plenum Heater Relay Board $82.88
10-02-029 Modulating Plenum Heater Relay Board $100.10
16-04-001 TMB D-22 Control Board $249.00
16-04-100 TMB D-22 Control Board + Wire Harness $253.89
17-02-101 3kw Heating Element $69.23
17-02-102 5kw Heating Element $69.23
17-02-103 5.75kw Heating Element $69.23
17-02-104 Temperature/Pressure Gauge $41.54
17-02-105 Pressure Relief Valve - 30 psi, 3/4" $46.15
17-02-107 Electronic Temp. Sensor - Supply Water (CBLR130) for old style tanks $36.92
17-02-109 TH-600D Control Board for FFB Models & old style Mod Plenum Heaters $199.29
17-02-110 TH-600M Control Board for Mono Models $199.29
17-02-10959 (TH-600) Dual Temperature Board/FFB (DFC) Model $253.89
17-02-111 Circuit Breaker 30 amp $46.15
17-02-11888 B-18(u) 2 Breaker Covers $64.61
17-02-1115 Circuit Breaker 20 amp $46.15
17-02-112 Circuit Breaker 40 amp $46.15
17-02-113 Circuit Breaker 50 amp $50.77
17-02-114 Circuit Breaker 60 amp $50.77
17-02-115 Solid State Relay 50 amp $80.99
17-02-11590 Solid State Relay 100 amp $117.39
17-02-116 Control Transformer 30VA 240/24V $30.46
17-02-117 Control Fuse 2 amp $9.23
17-02-119 Outdoor Sensor (S-15) $55.38
17-02-120 Carbon Steel Tank Gasket (old style) $18.72
17-02-126 Boiler Element Hardware Kit $4.62
17-02-150 Tank Temperature Sensor Kit $41.54
21-00-001 8.75kw Heating Element (CBLR058) $124.61
21-00-002 10kw Heating Element (CBLR059) $135.00
21-00-004 Stainless Steel Tank Gasket (current style) $16.61
21-00-006 Control Transformer 50VA 240/24V $41.54
10-02-0027 LCD Thermostat $228.29
CTH291-DS600 CTH291 and DS600 set point duct sensor sold as pair $319.37
D46-4 D46-4 controller for Trane RTU $778.95

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