DRC-500B
Daiho Radial Piston Motors

DAIHO Hydraulic Solutions: Empowering Industries with Precision and Performance

DAIHO offers a comprehensive range of high-quality, reliable hydraulic components and systems designed to meet the rigorous demands of various industries. With DAIHO’s commitment to innovation and engineering excellence, their products are meticulously engineered for optimal performance, durability, and efficiency. From robust valves to powerful motors, DAIHO’s offerings ensure seamless operation and enhanced productivity across a multitude of applications.

Product Categories and Industry Applications:

Marine and Offshore Applications:

DAIHO’s robust hydraulic solutions are widely utilized in marine and offshore environments, particularly for winches on ships. These applications demand exceptional power and reliability, which their radial piston motors and hydraulic control valves deliver.

• Radial Piston Motors (DRC, DRT Series): Designed for high torque and low-speed applications, these motors are ideal for winches, capstans, and other heavy-duty marine equipment.
• Models: DRC-250, DRC-325, DRC-400, DRC-500, DRC-650, DRC-800, DRT-1350, DRT-1500 (also available as Two-Speed models)
• Displacement: Ranging from 250 cc/rev to 1507 cc/rev
• Pressure: Rated 210 kgf/㎠, Max 250 kgf/㎠
• Max. Speed: Ranging from 210 rpm to 630 rpm
• Rated Torque: Ranging from 70 kgf.m to 463 kgf.m
• Max Oil Temp: 70∘C
• Fluid: ISO VG 36 or 56 (Recommended viscosity: 30cst~80cst)

• Hydraulic Control Valves (Marine) (DHH, DHM, DHP Series): These valves provide precise control over hydraulic systems in marine vessels, ensuring safe and efficient operation of various onboard machinery.
  
  • Valve Sizes: PT 3/4″ (120LPM), PT 1″ (200LPM), PT 1 1/4″ (300LPM), PT 1 1/2″ (400LPM)
  • Models: DHH-06, DHH-08, DHH-10, DHH-12, DHM-06, DHM-08, DHM-10, DHM-12, DHP-06, DHP-08, DHP-10 (various configurations like -8C, -9C, -P, -PC, -PCB, -BLC)
  • Max Flow: Ranging from 120 LPM to 400 LPM
  • Rated Pressure: 250 kgf/㎠
  • Features: Pressure Compensation, Counter Balance Valve, Brake Valve, Brake Release Valve, Neutral options available.

Agriculture & Heavy Equipment:

For the demanding world of agriculture and heavy machinery, DAIHO provides essential hydraulic valves that are trusted by leading manufacturers of agricultural tractors, front loaders, and backhoe loaders. Their valves are integral to the precise control and efficient operation of equipment from renowned brands such as LS Mtron, Kioti, Branson, Bad Boys, Rural Kings, and Bobcats.

• Loader Valves (DLV-3, DLV-4 Series): These valves are critical for the smooth and responsive operation of front loaders, allowing for precise control of lifting, tilting, and other functions. Key specifications include:
  
  • Nominal Flow (Max.): 45 LPM (12 GPM)
  • Operation Flow (Max.): 315 bar (4600 psi)
  • Back Pressure (Max.): 25 bar (360 psi)
  • Thread Options: G3/8, G1/2, BSP G3/8, BSP G1/2, E8, E10, SAE 8, SAE 10 (Standard and Option sizes)
• Backhoe Valves (DBMV-3 Series): Specifically designed for backhoe applications, these valves ensure powerful and accurate digging, swinging, and other operational movements.
  
  • Nominal Flow (Max.): 45 LPM (12 GPM)
  • Operation Flow (Max.): 315 bar (4600 psi)
  • Back Pressure (Max.): 25 bar (360 psi)
  • Fluid Temperature Range: With NBR seals: −20∘C∼80∘C (−4∘F∼176∘F), With FRM seals: −20∘C∼100∘C (−4∘F∼212∘F)
  • Thread Options: G3/8, G1/2, BSP G3/8, BSP G1/2, E8, E10, SAE 8, SAE 10 (Standard and Option sizes)
• Flow Control Valves (DHF, DMV Series): These valves provide precise control over hydraulic fluid flow, essential for regulating the speed of various hydraulic actuators in agricultural and heavy equipment.
  
  • Models: DHF-400S, DHF-600S, DHF-800S, DHF-1200S, DHF-1600S
  • Max Flow: Ranging from 19 LPM to 151 LPM
  • Max Pressure: 413 Bar (DHF-600S)
  • Port Thread: Standard is PT; other threads available.
  • Cracking Pressure: 3.99 Bar
• 3rd Function Option Valves (Relief Valve & Solenoid Valve): These specialized valves enhance the versatility of agricultural and construction machinery by enabling additional functions.
  
  • Relief Valve Assembly:
    
    • Nominal Flow: 45 LPM
    • Maximum Flow: 60 LPM
    • Maximum Pressure: 250 Bar
    • Relief Setting: Adjustable
    • Port Size: All ports G3/8 (Any sizes are available)
  • Solenoid Valve (Dual Acting):
    
    • Nominal Flow: 40 LPM
    • Maximum Flow: 55 LPM
    • Maximum Pressure: 200 Bar
    • Voltage: DC 12V

PARTS FOR HEAVY EQUIPMENT: Ensuring Longevity and Performance

DAIHO understands the importance of genuine spare parts to maintain the optimal performance and extend the lifespan of their hydraulic equipment. They offer a wide range of replacement parts to minimize downtime and ensure machinery operates at its peak.

• Pumps & Motors Components:
  
  • Rotor Groups: Essential for the rotary motion in hydraulic motors, ensuring consistent power delivery.
  • Piston Sets: Critical for converting hydraulic pressure into mechanical force within pumps and motors.
  • Shafts: Transmit power from the motor to the driven equipment.
  • Bearings (e.g., Tapered Roller Bearings, Ball Bearings): Reduce friction and support rotating components, crucial for smooth operation and longevity.
  • Seals (e.g., O-rings, Lip Seals): Prevent fluid leakage and contamination, maintaining system efficiency.
• Valve Components:
  
  • Spools: The primary moving element within a valve that directs fluid flow.
  • Springs: Provide return force for spools and other valve mechanisms.
  • Solenoids: Electrically control the movement of valve spools in solenoid-operated valves.
  • Relief Valve Cartridges: Essential for pressure regulation and system protection.
  • Check Valves: Ensure unidirectional fluid flow, preventing backflow.
• Fittings & Connectors:
  
  • Hydraulic Hoses & Adapters: Connect various components within the hydraulic system, capable of withstanding high pressures.
  • Threaded Ports (e.g., BSP, SAE, PT, G-threads): Standardized connections for secure and leak-free assembly.
• Casing and Housing Components:
  
  • End Covers & Valve Blocks: Form the structural integrity of the components, containing the internal hydraulic circuits.