©Johnstone Supply eCatalog 216

HVAC EQUIPMENT Boilers

NHB Condensing Boilers • Up to 95% AFUE • Ships NG - field convertible to LP • Turndown ratio up to 15:1 • Dual stainless steel heat exchangers • Backlit front panel display for easy control • Low and high voltage terminal strip • PCV or CPVC venting - 2" up to 60', 3" up to 150' • Adjustable delta T ranges

• Domestic hot water priority • Preset and customizable outdoor reset curves • Warranty: Residential 15-year heat exchanger, 5-year parts, 1-year labor; Commercial 10/3/1 • Cascade up to 16 units (NHB-110 and NHB 150 only) WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

Heating Capacity MBH

Order #

Mfg. #

BtuH Input

Gas Type NG or LP NG or LP NG or LP NG or LP

AFUE

Width

Height

Depth

Wt. Lbs.

L93-262 L93-263 L93-264 L93-265

PNHB0016LZ001 55,000 PNHB0023LZ001 80,000 PNHB0033LZ001 110,000 PNHB0044LZ001 150,000

95.0% 95.0% 95.0% 95.0%

51,000 74,000 102,000 138,000

17" 17" 17" 17"

24" 24" 24" 24"

12" 12" 13" 13"

73 74 80 80

NFC Condensing Fire Tube Combi-Boilers • High Efficiency Combination Boiler 95% AFUE • Shipped as natural gas, field-convertible to propane • Approved venting: 2" up to 60' or 3" up to 150' PVC/CPVC/PP/SS • Heating and domestic hot water up to 199k BTU/H

• Patented stainless steel fire tube heat exchanger with non-metallic condensate base Warning: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

Heating Capacity MBH

AHRI Net Ratings MBH Flue Diam.

Order #

Mfg. #

BtuH Input

Gas Type

AFUE

Width

Height

Depth

Wt. Lbs.

N99-202 N99-203

PNFC0000051K002 175,000 PNFC0000058K002 199,000

NG or LP 95.0% 161,000 NG or LP 95.0% 183,000

140,000 159,000

2" 2"

17-3/10" 17-3/10"

33-1/2" 33-1/2"

17-3/10" 17-3/10"

141 141

NCB-E Series Combi Boilers • Up to 95% AFUE • Dual-purpose heating and domestic hot water • DHW priority • Separate temperature control for heating vs. DHW • PVC or CPVC venting 2" up to 60', 3" up to 150' • Dual stainless steel heat exchangers • Auto sensing and adaptive heating control

• Auto-fill • Field-convertible to LP • 1/2" gas line up to 24' • Cascade with NPE Series for additional DHW capacity • Residential only Warning: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

Heating Capacity MBH

Order #

Mfg. #

BtuH Input

Gas Type NG or LP NG or LP NG or LP NG or LP NG or LP

AFUE

Flue Diam.

Width 17.3" 17.3" 17.3" 17.3" 17.3"

Depth 29.3" 29.3" 29.3" 29.3" 29.3"

Wt. Lbs.

N99-195 N99-196 N99-197 N99-198 N99-199

PNCB0047LD002 60,000 PNCB0047LD001 80,000 PNCB0058LD006 110,000 PNCB0058LD005 130,000 PNCB0062LD001 150,000

95.0% 95.0% 95.0% 95.0% 95.0%

56,000 74,000 102,000 120,000 138,000

2" 2" 2" 2" 2"

88.2 88.2

97 97 97

Boiler Accessories Warning: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

Order #

Mfg. #

Description

Conn. Size For Use With

Order #

Mfg. #

Description

Conn. Size For Use With

Heat Exchanger Assembly L82-120

L82-123

30019683A Heat Exchanger —

For use with NHB150

NaviClean Magnetic Filter L49-848

30019680A Heat Exchanger — 30019681A Heat Exchanger — 30019682A Heat Exchanger —

For use with NHB055 For use with NHB080 For use with NHB110

L82-121 L82-122

GXXX001727 Magnetic Filter

1-1/4” NPT NCB and NHB Models

555

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