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Bock Commercial Oil-Fired Water HeaterBock Oil-Fired Large Capacity (Heavy Commercial & Industrial) Water Heaters

Over the years, Bock Water Heaters has earned a bit of a reputation . . . by providing quality in construction, efficiency in performance and durability in operation — Bock is recognized as the leader in oil-fired water heaters.

UL-listed burners with flame-retention heads. High-speed motors, two-stage fuel pumps. Delayed oil valve. 10,000 volt constant duty ignition transformers. Cadmium sulfide flame detectors and primary flame-safety relays. Heavy-duty steel air tubes. Stainless steel ignition points with porcelain insulators. Mounting flanges. 115V, 60H, single phase (other voltages available).

  • Turboflue® - Bock's patented design is the industry's most advanced and efficient heat exchanger. Simply put, it heats water faster and uses less fuel, which reduces energy costs.
  • C-Glass®- Durable and exclusive porcelain enamel glass is used to line all tanks and Turboflues. Highly resistant to aggressive water. Fresh silica mixed daily to provide the highest quality.
  • Built to last - Hand-crafted from heavy gauge steel. Longer life equals a higher "Return on Investment".
  • Multiple magnesium anode rods - Inhibit corrosion and maximize tank life. Electrolysis attacks the anode rods, not the welded seams of the tank.
  • Double pressure tested - Only Bock pressure tests its tanks twice.
  • Fully welded tank skirt - prevents noxious flue gases from escaping between the tank and jacket.
  • Insulation fiberglass (non CFC foam optional) - decreases standby heat loss.
  • Accurate temperature control - Only Bock offers dual aquastats or operating and high limits, as standard.
  • Spring loaded inspection door - Easy access for inspection and maintenance, also functions as a pressure relief valve.
  • Brass drain valve - Accessible, tamper-proof.
  • Factory installed T&P valve - CSA listed.
  • Multiple large hand holes for easy inspection and maintenance.
  • UL listed.
  • ASME construction available..
  • Integrated 2" steel skid - for safe and easy transfer.
  • Wet leg design - surrounds the combustion chamber with water to capture heat from the refractory.
  • Externally mounted burner - provides easy installation and maintenance.
  • 3 year limited warranty - on steel tank.
  • For your safety (and to comply with the warranty), have all water heater installations and Repairs completed by a licensed and insured contractor. All Bock Water Heaters require field setup and adjustment using combustion testing equipment per NFPA Standards.
  • Residential delivery may not be available for this unit - shipment may be made to your contractor, a commercial location, or to Will Call at the nearest freight terminal. Contact us for more information.
  • Warning: Do not install on combustible flooring. Install in accordance with all local codes and ordinances and with the American Standards Association recommendations.
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Bock Large Capacity Oil Water Heater - 150 Series (ASME Certification)
Bock 150E-400 Water Heater
176 Gallon
400,000 BTU
Recovery: 447 GPH @ 90°F Rise
Minutes to Recovery: 24
Firing Rate: 2.8 gph
Shipping Wgt. 2,108 lb
Bock 150E-600 Water Heater
168 Gallon
600,000 BTU
Recovery: 671 GPH @ 90°F Rise
Minutes to Recovery: 15
Firing Rate: 4.3 gph
Shipping Wgt. 2,208 lb
Bock 150E-800 Water Heater
160 Gallon
800,000 BTU
Recovery: 894 GPH @ 90°F Rise
Minutes to Recovery: 11
Firing Rate: 5.7 gph
Shipping Wgt. 2,308 lb
Bock Large Capacity Oil Water Heater - 200 Series (ASME Certification)
Bock 200E-450 Water Heater
221 Gallon
450,000 BTU
Recovery: 503 GPH @ 90°F Rise
Minutes to Recovery: 26
Firing Rate: 3.7 gph
Shipping Wgt. 2,700 lb
Bock 200E-650 Water Heater
212 Gallon
650,000 BTU
Recovery: 727 GPH @ 90°F Rise
Minutes to Recovery: 18
Firing Rate: 4.7 gph
Shipping Wgt. 2,700 lb
Bock 200E-850 Water Heater
204 Gallon
850,000 BTU
Recovery: 950 GPH @ 90°F Rise
Minutes to Recovery: 13
Firing Rate: 6.1 gph
Shipping Wgt. 2,700 lb
Bock 200E-1150 Water Heater
192 Gallon
1,150,000 BTU
Recovery: 1,286 GPH @ 90°F Rise
Minutes to Recovery: 9
Firing Rate: 8.3 gph
Shipping Wgt. 2,700 lb
Bock Large Capacity Oil Water Heater - 250 Series (ASME Certification)
Bock 250E-800 Water Heater
273 Gallon
800,000 BTU

Recovery: 898 GPH @ 90°F Rise
Minutes to Recovery: 18
Firing Rate: 5.8 gph
Shipping Wgt. 3,516 lb
Bock 250E-1000 Water Heater
260 Gallon
1,000,000 BTU
Recovery: 1,130 GPH @ 90°F Rise
Minutes to Recovery: 14
Firing Rate: 7.3 gph
Shipping Wgt. 3,606 lb
Bock 250E-1250 Water Heater
251 Gallon
1,250,000 BTU
Recovery: 1,393 GPH @ 90°F Rise
Minutes to Recovery: 11
Firing Rate: 9.0 gph
Shipping Wgt. 3,666 lb
Bock 250E-1500 Water Heater
242 Gallon
1,500,000 BTU
Recovery: 1,703 GPH @ 90°F Rise
Minutes to Recovery: 9
Firing Rate: 11.0 gphs
Shipping Wgt. 3,726 lb


IMPORTANT:  By purchasing this water heater from JupiterHeating.com, the customer is agreeing that the unit will be installed by a licensed, professional heating contractor; that the customer and installer will follow all local zoning regulations, as well as all manufacturer's installation instructions, policies, and warranty requirements; and that the customer has read and understood JupiterHeating.com's Terms of Sale.


Bock Water Heaters

Information Source: Bock Water Heaters