CH 70-RF with Double Counter Balance Valve

HB 7-6

The HB 7-6 is a rugged, reliable hydraulic power unit designed to provide consistent, controlled hydraulic power for a wide range of tools and equipment. Engineered for performance, safety, and long-term service, the HB 7-6 comes equipped with key features that enhance operational control, protect system integrity, and reduce maintenance downtime. With integrated flow control for variable speed, an oil level sight glass, a spin-on filter, and a cleanable suction screen, this unit ensures optimal hydraulic performance even under demanding field conditions.

Ideal for powering hydraulic winches, capstans, and other hydraulic driven tools, the HB 7-6 is used across utilities, construction, telecommunications, marine, and industrial service sectors, where dependable hydraulic power is essential to productivity and safety.

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Importance and benefits:

1. Precise Flow Control for Variable Speed Operation

At the heart of the HB 7-6 is its flow control valve, which allows operators to adjust hydraulic output for variable speed control. This is particularly critical when working with:

  • Winches or capstans that require slow, controlled pulling
  • Equipment where material sensitivity or positioning precision matters
  • Tasks that change dynamically and require adaptable power delivery

By enabling users to fine tune speed and torque, the HB 7-6 enhances both safety and accuracy, reducing risk of equipment damage and improving operator confidence.

2. Visual Monitoring with Oil Level Sight Glass

The integrated oil level sight glass provides quick and easy visual monitoring of hydraulic fluid levels. This feature:

  • Helps operators verify fluid volume at a glance
  • Supports proactive maintenance
  • Reduces the risk of running equipment under low-lubrication conditions

Maintaining proper fluid levels is critical to avoiding pump damage, overheating, or loss of hydraulic pressure.

3. Efficient Filtration with Spin-On Filter

The HB 7-6 features a spin-on hydraulic filter that simplifies maintenance while ensuring clean hydraulic fluid. Benefits include:

  • Easy filter replacement without special tools
  • Contaminant removal to protect system components
  • Extended life for valves, motors, and other hydraulic parts

A clean hydraulic system reduces performance loss, improves reliability, and lowers repair costs over time.

4. Cleanable Suction Screen for System Protection

In addition to the spin-on filter, the HB 7-6 includes a cleanable suction screen that prevents debris from entering the hydraulic circuit. This added layer of protection:

  • Stops larger particles before they reach the pump
  • Minimizes the risk of flow restrictions or system clogs
  • Allows for easy cleaning and reuse, saving on consumables

By keeping contaminants out, the unit supports longer equipment life and more consistent performance under load.

Why It Matters:


1. Prevents Downtime with Built-in Protection

Contaminants and improper fluid levels are two of the leading causes of hydraulic system failures. The HB 7-6 directly addresses these issues with:

  • Easy monitoring via the sight glass
  • Dual filtration layers (spin-on and suction screen)
  • Durable components that withstand harsh job site conditions

This translates into fewer breakdowns, reduced maintenance costs, and increased productivity, especially for field teams working under tight schedules.

2. Increases Operator Control and Safety

Variable speed is not just a convenience, it’s a safety feature. Being able to gradually start, stop, or adjust the speed of hydraulic tools (such as winches or capstans) helps prevent:

  • Rope snapbacks or surges
  • Overloading of connected components
  • Accidental injuries due to uncontrolled motion

This is especially critical when handling heavy loads, working near energized equipment, or operating in confined spaces.

3. Supports Equipment Longevity

A well-maintained hydraulic power unit protects every downstream component. Clean oil, proper flow, and controlled pressure all contribute to extending the usable life of:

  • Hydraulic motors
  • Hoses and fittings
  • Valves, spools, and directional controls

By serving as a dependable backbone to hydraulic systems, the HB 7-6 ensures your tools continue operating reliably over time.

Industries that benefit from the HB 7-6:

The HB 7-6 is a versatile power solution trusted across many sectors. It is especially valuable in industries where portable, controlled hydraulic power is essential:

1. Utilities (Electric, Water, Gas)

  • Powering capstans for pulling cable or conduit
  • Supplying hydraulic pressure for maintenance tools
  • Field operations requiring mobile hydraulic units

2. Telecommunications

  • Supporting underground or aerial line installations
  • Fiber optic cable pulling and tensioning
  • Vault access and winch operations

3. Construction

  • Running hydraulic tools at job sites without fixed power
  • Lifting, pulling, or adjusting heavy materials
  • Equipment servicing and installation tasks

4. Marine and Shipyards

  • Powering winches for mooring or load control
  • Dockside maintenance and vessel outfitting
  • Confined deck operations where precision matters

5. Public Works and Infrastructure

  • Operating hydraulic systems for sewer, water, and storm services
  • Maintenance of manholes and vault access systems
  • Portable hydraulic systems for emergency repairs

The HB 7-6 Hydraulic Power Unit is a robust, user-friendly, and field ready solution for powering hydraulic systems with precision, safety, and reliability. Its thoughtful integration of flow control, real-time fluid monitoring, and multi stage filtration make it a critical asset in any operation where hydraulic performance and uptime are non-negotiable.

Whether you’re a utility crew in the field, a marine technician working on dockside systems, or a construction team setting up mobile operations, the HB 7-6 delivers the control and protection your hydraulic tools need to perform at their best. It’s more than a power unit, it’s the engine behind safer, smarter, and more efficient hydraulic work.

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