QSB6.7 Fire Pump Engine

QSB6.7 fire pump engine adopts shell & tube heat exchanger cooling design, specially optimized for fire-fighting pump units. It delivers fast load response, stable continuous power and outstanding heat dissipation performance, reliable for long-time emergency operation in marine, industrial and municipal fire systems.

Technical Parameters

Model: QSB6.7 Fire Engine (Heat Exchanger Cooling)

Structure: In-line 6-cylinder, 4-stroke diesel

Displacement: 6.7L

Bore × Stroke: 107mm × 124mm

Rated Power Range: 118–170kW @ 2900RPM

Peak Torque: 760N·m @ 1400–1900RPM

Fuel System: Bosch high-pressure common rail injection

Intake: Turbocharged + air charge cooling

Cooling Mode: Closed circulation with shell & tube heat exchanger

Core Features

  1. Heat exchanger closed cooling system

    Independent tube-shell heat exchanger separates cooling medium, excellent heat dissipation in high-temperature & salt fog environments, no radiator required for compact installation.

  2. Fast emergency power response

    1600bar high-pressure common rail fuel system, instant throttle reaction to meet sudden large-flow fire water demand.

  3. Heavy-duty durable structure

    Strengthened cylinder block & wet cylinder liner design, stable oil pressure, effectively prevent overheating and liquid leakage during long continuous running.

  4. Complete fire matching configuration

    intake air shut-off valve, preheating device, dedicated fire control panel.

  5. Full factory performance test

    All units pass strict inspection of oil pressure, sealing and high-temperature endurance before delivery.

Application

Marine ship fire-fighting pumps, municipal fixed fire pump stations, industrial plant fire equipment, offshore platform fire systems, emergency water supply pump sets

Quality Assurance & Compliance

Warehouse Storage

FAQ

Q1. What is your main products and business?

A: Our core business covers diesel engine development, production, customized modification, maintenance and testing; explosion-proof engine R&D and manufacturing; Cummins spare parts supply, as well as engine overhaul and testing services.

Q2. What is your packing terms ?

A: Export-standard wooden box packaging

Q3. How about your delivery lead time?

A:The specific delivery time depends on the items and the quantity of your order. We will confirm it with your detailed order.

Q4. How to buy an engine?

A. Please provide us with your engine model, required rated power and speed, and application scenario. We will then recommend the most suitable model based on those information.

Q5. Do you provide engine customization? What's the MOQ?

A: We offer professional engine customization services and can fully tailor the products to your specific requirements, with a variety of options available for pricing, specifications and configurations. The minimum order quantity (MOQ) for customized engines is 1 unit.

Q6. Will the engines be tested before leaving the factory?

A:Yes, every engine is subjected to rigorous and comprehensive performance tests prior to shipment. We also provide clients with detailed test videos and electronic data.

Q7. What are your delivery terms ?

A: EXW, FOB, CFR, CIF,DDU,DDP.

Q8. What are your payment terms?

A: T/T, X Transfer, L/C, MoneyGram, PayPal, Cash etc

Q9.Do engines come with a warranty? What is the warranty period? What does the warranty cover?

A:Yes, the warranty period is 6 months, covering main engine components. Consumable parts and failures caused by improper operation are excluded.