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    Lochinvar

    For nearly 80 years, Lochinvar, an American company, has been a leader of innovation and high-efficiency water heating. Through Lochinvar's pride in leadership and commitment to excellence, the company has continually improved year after year.

    Today, Lochinvar touts the broadest line of high-efficiency water heating solutions, a world-class research & development department, comprehensive service with every sale and industry-leading training through Lochinvar University.

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    Picture of K,BOARD,CONNECTION, OLD # RLY20063K

    K,BOARD,CONNECTION, OLD # RLY20063K

    LOCHINVAR:100208473
    SKU: LOCHINVAR:100208473
    $96.39
    Product Availability: Out of stock
    Picture of K,BOARD,CONNECTION, OLD # RLY20064K

    K,BOARD,CONNECTION, OLD # RLY20064K

    LOCHINVAR:100208474
    SKU: LOCHINVAR:100208474
    $91.53
    Product Availability: Out of stock
    Picture of K,BOARD,CONNECTION, OLD # RLY20137K

    K,BOARD,CONNECTION, OLD # RLY20137K

    LOCHINVAR:100277838
    SKU: LOCHINVAR:100277838
    $101.25
    Product Availability: Out of stock
    Picture of K,BOARD,CONNECTION, OLD # RLY20155K

    K,BOARD,CONNECTION, OLD # RLY20155K

    LOCHINVAR:100277940
    SKU: LOCHINVAR:100277940
    $59.13
    Product Availability: Out of stock
    Picture of K,BOARD,CONNECTION,COMBI,ALL

    K,BOARD,CONNECTION,COMBI,ALL

    LOCHINVAR:100275502
    SKU: LOCHINVAR:100275502
    $46.98
    Product Availability: Out of stock
    Picture of K,BOARD,CONNECTION,SHIELD, OLD # RLY20117K

    K,BOARD,CONNECTION,SHIELD, OLD # RLY20117K

    LOCHINVAR:100277815
    SKU: LOCHINVAR:100277815
    $67.23
    Product Availability: Out of stock
    Picture of K,BOARD,CONNECTION,SW

    K,BOARD,CONNECTION,SW

    LOCHINVAR:100327447
    SKU: LOCHINVAR:100327447
    $83.92
    Product Availability: Out of stock
    Picture of K,BOARD,CONNECTOR, OLD # RLY2114K

    K,BOARD,CONNECTOR, OLD # RLY2114K

    LOCHINVAR:100208498
    SKU: LOCHINVAR:100208498
    $91.53
    Product Availability: Out of stock
    Picture of K,BOARD,CONNECTOR,PCB,XRGI

    K,BOARD,CONNECTOR,PCB,XRGI

    LOCHINVAR:100309956
    SKU: LOCHINVAR:100309956
    $104.49
    Product Availability: Out of stock
    Picture of K,BOARD,CONNECTOR,RELAY,ER

    K,BOARD,CONNECTOR,RELAY,ER

    LOCHINVAR:100370222
    SKU: LOCHINVAR:100370222
    $191.16
    Product Availability: Out of stock
    Picture of K,BOARD,CONT,LOW VOLT, OLD # RLY20080K

    K,BOARD,CONT,LOW VOLT, OLD # RLY20080K

    LOCHINVAR:100208476
    SKU: LOCHINVAR:100208476
    $77.76
    Product Availability: Out of stock
    Picture of K,BOARD,CONT,LOW VOLT,CREST, OLD # RLY20100K

    K,BOARD,CONT,LOW VOLT,CREST, OLD # RLY20100K

    LOCHINVAR:100208481
    SKU: LOCHINVAR:100208481
    $89.91
    Product Availability: Out of stock
    Picture of K,BOARD,CONT,LOW VOLT,SYNC, OLD # RLY20023K

    K,BOARD,CONT,LOW VOLT,SYNC, OLD # RLY20023K

    LOCHINVAR:100208467
    SKU: LOCHINVAR:100208467
    $100.44
    Product Availability: Out of stock
    Picture of K,BOARD,CONT,MODBUS,ECS

    K,BOARD,CONT,MODBUS,ECS

    LOCHINVAR:100276781
    SKU: LOCHINVAR:100276781
    $482.76
    Product Availability: Out of stock
    Picture of K,BOARD,CONT,MODBUS,ECS, OLD # RLY20054K

    K,BOARD,CONT,MODBUS,ECS, OLD # RLY20054K

    LOCHINVAR:100277753
    SKU: LOCHINVAR:100277753
    $617.22
    Product Availability: Out of stock
    Picture of K,BOARD,CONT,SYNC

    K,BOARD,CONT,SYNC

    LOCHINVAR:100288439
    SKU: LOCHINVAR:100288439
    $444.69
    Product Availability: Out of stock
    Picture of K,BOARD,CONTROL, OLD # RLY20092K

    K,BOARD,CONTROL, OLD # RLY20092K

    LOCHINVAR:100208478
    SKU: LOCHINVAR:100208478
    $341.01
    Product Availability: Out of stock
    Picture of K,BOARD,CONTROL,CADET

    K,BOARD,CONTROL,CADET

    LOCHINVAR:100288453
    SKU: LOCHINVAR:100288453
    $299.70
    Product Availability: Out of stock
    Picture of K,BOARD,CONTROL,CONNECTION,120 VOLT,LOW

    K,BOARD,CONTROL,CONNECTION,120 VOLT,LOW

    LOCHINVAR:100374086
    SKU: LOCHINVAR:100374086
    $89.91
    Product Availability: Out of stock
    Picture of K,BOARD,CONTROL,DISPLAY,ER

    K,BOARD,CONTROL,DISPLAY,ER

    LOCHINVAR:100370190
    SKU: LOCHINVAR:100370190
    $138.51
    Product Availability: Out of stock
    Picture of K,BOARD,CONTROL,DISPLAY,PB2500-PB5000

    K,BOARD,CONTROL,DISPLAY,PB2500-PB5000

    LOCHINVAR:100274225
    SKU: LOCHINVAR:100274225
    $283.50
    Product Availability: Out of stock
    Picture of K,BOARD,CONTROL,ER

    K,BOARD,CONTROL,ER

    LOCHINVAR:100370188
    SKU: LOCHINVAR:100370188
    $251.10
    Product Availability: Out of stock
    Picture of K,BOARD,CONTROL,HIGH ALT,NKC110

    K,BOARD,CONTROL,HIGH ALT,NKC110

    LOCHINVAR:100275522
    SKU: LOCHINVAR:100275522
    $185.49
    Product Availability: Out of stock
    Picture of K,BOARD,CONTROL,HIGH ALT,NKC150

    K,BOARD,CONTROL,HIGH ALT,NKC150

    LOCHINVAR:100275523
    SKU: LOCHINVAR:100275523
    $0.00
    Product Availability: Out of stock
    Picture of K,BOARD,CONTROL,HIGH ALT,NKC199

    K,BOARD,CONTROL,HIGH ALT,NKC199

    LOCHINVAR:100275524
    SKU: LOCHINVAR:100275524
    $0.00
    Product Availability: Out of stock
    Picture of K,BOARD,CONTROL,MAIN, OLD # RLY2100K

    K,BOARD,CONTROL,MAIN, OLD # RLY2100K

    LOCHINVAR:100208494
    SKU: LOCHINVAR:100208494
    $660.15
    Product Availability: Out of stock
    Picture of K,BOARD,CONTROL,MAIN,KH199/WH200

    K,BOARD,CONTROL,MAIN,KH199/WH200

    LOCHINVAR:100286923
    SKU: LOCHINVAR:100286923
    $459.27
    Product Availability: Out of stock
    Picture of K,BOARD,CONTROL,MAIN,KH285/WH286

    K,BOARD,CONTROL,MAIN,KH285/WH286

    LOCHINVAR:100287207
    SKU: LOCHINVAR:100287207
    $486.81
    Product Availability: Out of stock
    Picture of K,BOARD,CONTROL,MAIN,NKC110

    K,BOARD,CONTROL,MAIN,NKC110

    LOCHINVAR:100275507
    SKU: LOCHINVAR:100275507
    $185.49
    Product Availability: Out of stock
    Picture of K,BOARD,CONTROL,MAIN,NKC150

    K,BOARD,CONTROL,MAIN,NKC150

    LOCHINVAR:100275508
    SKU: LOCHINVAR:100275508
    $0.00
    Product Availability: Out of stock
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