Apply to be a TradeMaster!
Filter menu expanded

Filters

1,860 items
Reset

SORT

Product Availability

Show In Stock Only (672)

Used With

Knight Wall Mount Boilers (1)
AW150-800 (3)
KB080-285 (1)
KBN080 (1)
KBN080-210 (1)
Knight KBN081 (1)
Knight KBN106 (1)
Knight KBN151 (2)
Knight KBN211 (2)
KBN285-600 (1)

Review Score

(92)
(4)
(3)

Price Range

$5 to $10 (8)
$10 to $15 (22)
$15 to $20 (36)
$20 to $25 (49)
$25 to $30 (39)
$30 to $35 (37)
$35 to $40 (41)
$40 to $45 (32)
$45 to $50 (43)
$50 to $60 (65)

Lochinvar Boiler Parts

Help Face
Need a little help?
FIND PARTS FOR YOUR UNIT
1860 items
Grid
List
Compare
Product Image of Pressure Switch - 2.5" Water Column, 100289706
$153.03 each
Backorder
Get it by Wed, Jul 8 - Wed, Aug 5
Backorder
Get it by Wed, Jul 8 - Wed, Aug 5
Compare
Product Image of Condensate Trap Hose Assembly, 100290105
$159.37 each
Backorder
Get it by Wed, Jul 8 - Wed, Aug 5
Backorder
Get it by Wed, Jul 8 - Wed, Aug 5
Compare
Product Image of Pump Assembly, 0-10 Vdc, Upmxl, 1-1/4" Flange, 100304110
$530.45 each
Out of Stock
Get it by Tue, Jun 23 - Tue, Jun 30
Out of Stock
Get it by Tue, Jun 23 - Tue, Jun 30
Compare
Product Image of Hose, Condensate Trap, 100304128
Hose, Condensate Trap, 100304128
SKU: 100304128
Lochinvar
SKU: 100304128
Brand: Lochinvar
$23.98 each
Backorder
Get it by Wed, Jul 8 - Wed, Aug 5
Backorder
Get it by Wed, Jul 8 - Wed, Aug 5
Compare
Product Image of Gas Valve, NG, CD100, 100171982
Gas Valve, NG, CD100, 100171982
SKU: 100171982
Lochinvar
SKU: 100171982
Brand: Lochinvar
$394.16 each
Out of Stock
Get it by Tue, Jun 23 - Tue, Jun 30
Out of Stock
Get it by Tue, Jun 23 - Tue, Jun 30
Compare
Product Image of Integrated Control Board, 100189281
Integrated Control Board, 100189281
SKU: 100189281
Lochinvar
SKU: 100189281
Brand: Lochinvar
$890.39 each
Backorder
Get it by Wed, Jul 8 - Wed, Aug 5
Backorder
Get it by Wed, Jul 8 - Wed, Aug 5
Compare
Product Image of Hex Gasket, Divider Panel, 100208109
Hex Gasket, Divider Panel, 100208109
SKU: 100208109
Lochinvar
SKU: 100208109
Brand: Lochinvar
$25.99 each
In Stock
Get 2 by Wed, Jun 10
In Stock
Get 2 by Wed, Jun 10
Compare
Product Image of Retainer V-baffle (3 Req.), 100208313
Retainer V-baffle (3 Req.), 100208313
SKU: 100208313
Lochinvar
SKU: 100208313
Brand: Lochinvar
$42.82 each
Backorder
Get it by Wed, Jul 8 - Wed, Aug 5
Backorder
Get it by Wed, Jul 8 - Wed, Aug 5
Compare
Product Image of Bezel Display Kit for KB400-801, 100208320
$36.43 each
Backorder
Get it by Wed, Jul 8 - Wed, Aug 5
Backorder
Get it by Wed, Jul 8 - Wed, Aug 5
Compare
Product Image of Orifice, Main Burner NG 3.2mm, 100208350
$13.94 each
In Stock
Get 4 by Wed, Jun 10
In Stock
Get 4 by Wed, Jun 10
Compare
Product Image of Tridelta Pressure Switch AP 3458, 100208394
$60.56 each
Backorder
Get it by Wed, Jul 8 - Wed, Aug 5
Backorder
Get it by Wed, Jul 8 - Wed, Aug 5
Compare
Product Image of Low Voltage Connection Board for Sync AQUAS XPN 1.0 to 1.5 Commercial Pool Package, 100208467
$161.16 each
Out of Stock
Get it by Tue, Jun 23 - Tue, Jun 30
Out of Stock
Get it by Tue, Jun 23 - Tue, Jun 30
Compare
Product Image of Heat Exchanger, H (cf Beginning 4-1-2017), 100147343
$6,650.40 each
Backorder
Get it by Wed, Jul 8 - Wed, Aug 5
Backorder
Get it by Wed, Jul 8 - Wed, Aug 5
Compare
Product Image of Frame Runner (Pack of 2), 100152602
Frame Runner (Pack of 2), 100152602
SKU: 100152602
Lochinvar
SKU: 100152602
Brand: Lochinvar
$103.49 each
In Stock
Get 2 by Thu, Jun 11
In Stock
Get 2 by Thu, Jun 11
Compare
Product Image of LP Conversion Kit, 100159008
LP Conversion Kit, 100159008
SKU: 100159008
Lochinvar
SKU: 100159008
Brand: Lochinvar
$17.73 each
Backorder
Get it by Wed, Jul 8 - Wed, Aug 5
Backorder
Get it by Wed, Jul 8 - Wed, Aug 5
Compare
Product Image of 1.20" WC Switch, Pressure, 100166224
1.20" WC Switch, Pressure, 100166224
SKU: 100166224
Lochinvar
SKU: 100166224
Brand: Lochinvar
$61.71 each
In Stock
Get 1 by Tue, Jun 9
In Stock
Get 1 by Tue, Jun 9
Compare
Product Image of Ctrl, Integrated, Wh285, 100167836
Ctrl, Integrated, Wh285, 100167836
SKU: 100167836
Lochinvar
SKU: 100167836
Brand: Lochinvar
$528.92 each
In Stock
Get 1 by Wed, Jun 10
In Stock
Get 1 by Wed, Jun 10
Compare
Product Image of Pilot Assembly Standing Pilot, 100165933
$266.42 each
In Stock
Get 1 by Wed, Jun 10
In Stock
Get 1 by Wed, Jun 10
Compare
Product Image of .10" wc SPST Pressure Switch, 100166220
.10" wc SPST Pressure Switch, 100166220
SKU: 100166220
Lochinvar
SKU: 100166220
Brand: Lochinvar
$221.60 each
In Stock
Get 2 by Wed, Jun 10
In Stock
Get 2 by Wed, Jun 10
Compare
Product Image of WH399 Integrated Control Board, 100167837
$653.55 each
In Stock
Get 3 by Wed, Jun 10
In Stock
Get 3 by Wed, Jun 10
Compare
Product Image of Gas Valve Assembly for WHN085, 100171945
$741.79 each
In Stock
Get 2 by Wed, Jun 10
In Stock
Get 2 by Wed, Jun 10
Compare
Product Image of 115V 3AMP DPDT Relay, 100208489
115V 3AMP DPDT Relay, 100208489
SKU: 100208489
Lochinvar
SKU: 100208489
Brand: Lochinvar
$489.02 each
In Stock
Get 2 by Wed, Jun 10
In Stock
Get 2 by Wed, Jun 10
Compare
Product Image of Pump 1/2 HP 2" Flange 1800 RPM 115/230V, 100133600
$2,426.04 each
In Stock
Get 1 by Wed, Jun 10 - Fri, Jun 12
In Stock
Get 1 by Wed, Jun 10 - Fri, Jun 12
Compare
Product Image of Zoeller Lifting Rail, 10-0789
Zoeller Lifting Rail, 10-0789
SKU: 10-0789
Zoeller
SKU: 10-0789
Brand: Zoeller
$20.12 each
Backorder
Get it by Wed, Jul 8 - Wed, Aug 5
Backorder
Get it by Wed, Jul 8 - Wed, Aug 5
Compare
Product Image of Pump Assembly For Boiler, 3/4 Hp, 2-1/2" Flg, Brz (optional), 100133623
$4,491.44 each
Backorder
Get it by Wed, Jul 8 - Wed, Aug 5
Backorder
Get it by Wed, Jul 8 - Wed, Aug 5
Compare
Product Image of Burner w/ Gasket, 100135313
Burner w/ Gasket, 100135313
SKU: 100135313
Lochinvar
SKU: 100135313
Brand: Lochinvar
$906.91 each
Backorder
Get it by Wed, Jul 8 - Wed, Aug 5
Backorder
Get it by Wed, Jul 8 - Wed, Aug 5
Compare
Product Image of Display Bezel, 100278236
Display Bezel, 100278236
SKU: 100278236
Lochinvar
SKU: 100278236
Brand: Lochinvar
$256.66 each
Backorder
Get it by Wed, Jul 8 - Wed, Aug 5
Backorder
Get it by Wed, Jul 8 - Wed, Aug 5
Compare
Product Image of Main Control Board, NKB199, 100284344
Main Control Board, NKB199, 100284344
SKU: 100284344
Lochinvar
SKU: 100284344
Brand: Lochinvar
$396.92 each
Out of Stock
Get it by Tue, Jun 23 - Tue, Jun 30
Out of Stock
Get it by Tue, Jun 23 - Tue, Jun 30
Compare
Product Image of Switch, Pressure - 3.2" Wc, 100287155
Switch, Pressure - 3.2" Wc, 100287155
SKU: 100287155
Lochinvar
SKU: 100287155
Brand: Lochinvar
$48.02 each
Backorder
Get it by Wed, Jul 8 - Wed, Aug 5
Backorder
Get it by Wed, Jul 8 - Wed, Aug 5
Compare
Product Image of Sensor Board, 100288444
Sensor Board, 100288444
SKU: 100288444
Lochinvar
SKU: 100288444
Brand: Lochinvar
$155.38 each
Backorder
Get it by Wed, Jul 8 - Wed, Aug 5
Backorder
Get it by Wed, Jul 8 - Wed, Aug 5
Compare
Product Image of Flap Valve Assembly, 100288517
Flap Valve Assembly, 100288517
SKU: 100288517
Lochinvar
SKU: 100288517
Brand: Lochinvar
$1,016.47 each
Backorder
Get it by Wed, Jul 8 - Wed, Aug 5
Backorder
Get it by Wed, Jul 8 - Wed, Aug 5
Compare
Product Image of Flue / Heat Exchanger Gasket, 100288873
Flue / Heat Exchanger Gasket, 100288873
SKU: 100288873
Lochinvar
SKU: 100288873
Brand: Lochinvar
$124.02 each
Backorder
Get it by Wed, Jul 8 - Wed, Aug 5
Backorder
Get it by Wed, Jul 8 - Wed, Aug 5
Compare
Product Image of Bypass Pipe Prior To Serial E10h00226216, 100289371
$442.76 each
Backorder
Get it by Wed, Jul 8 - Wed, Aug 5
Backorder
Get it by Wed, Jul 8 - Wed, Aug 5
Compare
Product Image of Gasket Kit, 100289440
Gasket Kit, 100289440
SKU: 100289440
Lochinvar
SKU: 100289440
Brand: Lochinvar
$244.74 each
Backorder
Get it by Wed, Jul 8 - Wed, Aug 5
Backorder
Get it by Wed, Jul 8 - Wed, Aug 5
Compare
Product Image of Gasket Set(Burner, Hex, Sight Glass) (Prior to Serial # D14), 100233654
$1,052.99 each
Backorder
Get it by Wed, Jul 8 - Wed, Aug 5
Backorder
Get it by Wed, Jul 8 - Wed, Aug 5
Compare
Product Image of Gasket, Top Header Flange, 100233672
Gasket, Top Header Flange, 100233672
SKU: 100233672
Lochinvar
SKU: 100233672
Brand: Lochinvar
$232.82 each
Backorder
Get it by Wed, Jul 8 - Wed, Aug 5
Backorder
Get it by Wed, Jul 8 - Wed, Aug 5
Compare
Product Image of Gasket Strip, Air Inlet & Flue, 100233684
$17.58 each
Backorder
Get it by Wed, Jul 8 - Wed, Aug 5
Backorder
Get it by Wed, Jul 8 - Wed, Aug 5
Compare
Product Image of Cleanout Gasket, ASME, 100233706
Cleanout Gasket, ASME, 100233706
SKU: 100233706
Lochinvar
SKU: 100233706
Brand: Lochinvar
$29.47 each
In Stock
Get 6 by Wed, Jun 10
In Stock
Get 6 by Wed, Jun 10
Compare
Product Image of Main Burner Assembly, 100267965
Main Burner Assembly, 100267965
SKU: 100267965
Lochinvar
SKU: 100267965
Brand: Lochinvar
$214.48 each
In Stock
Get 1 by Wed, Jun 10
In Stock
Get 1 by Wed, Jun 10
Compare
Product Image of High Limit, 100271315
High Limit, 100271315
SKU: 100271315
Lochinvar
SKU: 100271315
Brand: Lochinvar
$277.73 each
Backorder
Get it by Wed, Jul 8 - Wed, Aug 5
Backorder
Get it by Wed, Jul 8 - Wed, Aug 5
Compare
Product Image of Control Board, User Interface, 100275525
$153.20 each
In Stock
Get 5 by Wed, Jun 10
In Stock
Get 5 by Wed, Jun 10
Compare
Product Image of Mounting Plate, Waterset, 100276452
Mounting Plate, Waterset, 100276452
SKU: 100276452
Lochinvar
SKU: 100276452
Brand: Lochinvar
$29.81 each
Backorder
Get it by Wed, Jul 8 - Wed, Aug 5
Backorder
Get it by Wed, Jul 8 - Wed, Aug 5
Compare
Product Image of Pressure Switch, .58" Water Column, 100276815
$86.84 each
Backorder
Get it by Wed, Jul 8 - Wed, Aug 5
Backorder
Get it by Wed, Jul 8 - Wed, Aug 5
Compare
Product Image of 1-1/4" Copper Water Inlet Tube, 100278040
$88.49 each
Backorder
Get it by Wed, Jul 8 - Wed, Aug 5
Backorder
Get it by Wed, Jul 8 - Wed, Aug 5
Compare
Product Image of Sensor, Dhw, 100278114
Sensor, Dhw, 100278114
SKU: 100278114
Lochinvar
SKU: 100278114
Brand: Lochinvar
$54.24 each
Backorder
Get it by Wed, Jul 8 - Wed, Aug 5
Backorder
Get it by Wed, Jul 8 - Wed, Aug 5
Compare
Product Image of 3/4" NPT Gas Valve, LP, 36C68-473, 100171793
$705.43 each
Out of Stock
Get it by Tue, Jun 23 - Tue, Jun 30
Out of Stock
Get it by Tue, Jun 23 - Tue, Jun 30
Compare
Product Image of 2-1/2" Bypass Valve Kit, 100171920
2-1/2" Bypass Valve Kit, 100171920
SKU: 100171920
Lochinvar
SKU: 100171920
Brand: Lochinvar
$2,164.69 each
Backorder
Get it by Wed, Jul 8 - Wed, Aug 5
Backorder
Get it by Wed, Jul 8 - Wed, Aug 5
Compare
Product Image of Kit, Heat Exchanger Top Plate, 100173754
$280.98 each
Backorder
Get it by Wed, Jul 8 - Wed, Aug 5
Backorder
Get it by Wed, Jul 8 - Wed, Aug 5
Resources
FAQs, Manuals & Videos
Articles
More About Lochinvar Boiler Parts
This category contains a variety of boiler parts manufactured and/or carried by Lochinvar.