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    4Z3.0-G21 Datasheet - Diesel Generator Manufacturer From ...
    The SDEC 4Z3.0-G21 is a 20kW (25kVA) diesel generator set that uses an SDEC 4Z3.0-G21 engine, a reliable and powerful unit designed for both prime and standby power applications. Key features include low fuel consumption, low emissions, good performance, and quiet operation thanks to a soundproof enclosure option. This model is often used for various applications, including residential, commercial, and industrial use, and is available from manufacturers like Keypower and others. 
    Engine and performance 
    • Engine: SDEC 4Z3.0-G21, a water-cooled, 4-cylinder diesel engine.
    • Power: 20kW (25kVA) prime power and 22kW (27.5kVA) standby power.
    • Performance: Features a powerful engine with good initial loading capacity and transient response, resulting in low fuel consumption and low emissions.
    • Emissions: The engine is designed to meet non-road country III emission standards. 
    Features and options 
    • Control: Equipped with a standard control panel, with options for advanced controllers like Smartgen or Deepsea for automatic start/stop functions.
    • Cooling: Includes a radiator and an engine-driven fan, designed to operate in ambient temperatures up to
      50∘C50 raised to the composed with power cap C
      50∘𝐶
      .
    • Durability: Built with a heavy-duty steel base frame and vibration isolators.
    • Noise: Available with a soundproof enclosure for quiet operation.
    • Maintenance: Comes with various filters (dry air, fuel, and oil) and a large daily fuel tank for extended run times.
    • Starting: Features a 24V DC electric start system with two
      12V12 cap V
      12𝑉
      batteries.
       
    Additional information 
    • Manufacturer: The generator is manufactured by companies that use SDEC engines, such as Keypower and others.
    • Certifications: Many versions are CE and ISO9001 approved.
    • Options: Additional options may include a trailer for portability and an Automatic Transfer Switch (ATS) for automatic power supply during outages. 
    • SDEC 4Z3.0-G21 G-Drive Engine
      SDEC 4Z3. 0-G21 G-Drive Engine * SDEC 4Z3.0-G21 Generator Drive Engine adopts microcomputer control system, good overall technical...
      sdec-engine.com
    • Factory Price SDEC 4Z3.0-G21 Diesel Genset, 20kW 25kVA ...
      Our SDEC 4Z3.0-G21 Diesel Generator is a high-performance, heavy-duty diesel generator set designed for reliable prime and standby...
      www.alibaba.com
    • 20KW/25KVA SDEC (4Z3.0-G21) Diesel Generator-50Hz
      ○ Fully Weatherproof Sound Attenuated Enclosure With Internal Exhaust Silencer. ○ Highly Corrosion Resistant Construction. ● WARRA...
      GENLITEC POWER
    • KP-S25P 50Hz 20kW 25kVA SDEC Engine 4Z3.0-G21 Diesel ...
      0-G21 Diesel Generator. Model: KP-S25P. Prime Power (kW/kVA): 20/25. Standby Power (kW/kVA): 22/27.5. Engine: 4Z3.0-G21. Fuel cons...
      KEYPOWER
    • Z Series Diesel Engine for Genset - SDEC
      Developed in collaboration with renowned domestic and international combustion engine research institutes, including AVL from Aust...
      Shanghai New Power Automotive Technology Company Limited
    • [Hot Item] 22kVA Standby Power China Sdec 4z2.3-G21 ...
      Δ STANDARD CONFIGURATION. 1) Powered by brand new original SDEC water cooled diesel engine. 2) Brand new single bearing 3 phase al...
      Genlitec (Fuzhou) Power Equipment Co., Ltd.·
      0:32
    • SDEC Engine 4Z3.0-G21 Diesel Generator - KEYPOWER
      Keypower is a professional SDEC Engine 4Z3.0-G21 Diesel Generator manufacturer in China,with 26 years+ experience,supporting OEM/O...
      www.keypower.com
    • 4z3.0-G21 Open/Silent Type 20kw 25kVA Sdec Diesel Generator ...
      Product Details. ... General description: Engine:4Z3. 0-G21. Meet ambient temperature radiator, belt drive cooling fan, fan safety...
      Made-in-China.com
    • Z-T2 | 16-80 KW - Shanghai Diesel-SDEC Engine
      SDEC 4Z2.7-G11 G-Drive Engine. Prime Power : 22 kW @ 1500 RPM. Displacement : 2.7 L. Number of Cylinders : 4. Cylinder Type : Wet ...
      sdec-engine.com
    • SDEC 4Z3.0-G21 G-Drive Engine
      SDEC 4Z3. 0-G21 G-Drive Engine * SDEC 4Z3.0-G21 Generator Drive Engine adopts microcomputer control system, good overall technical...
      sdec-engine.com
    • Factory Price SDEC 4Z3.0-G21 Diesel Genset, 20kW 25kVA ...
      Our SDEC 4Z3.0-G21 Diesel Generator is a high-performance, heavy-duty diesel generator set designed for reliable prime and standby...
      www.alibaba.com
    • 20KW/25KVA SDEC (4Z3.0-G21) Diesel Generator-50Hz
      ○ Fully Weatherproof Sound Attenuated Enclosure With Internal Exhaust Silencer. ○ Highly Corrosion Resistant Construction. ● WARRA...
      GENLITEC POWER
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    SDEC 4Z3.0-G21 G-Drive Engine


    sdec-engine.com
    https://sdec-engine.com › Z-T2 G-Drive Engine
    sdec-engine.com
    https://sdec-engine.com › Z-T2 G-Drive Engine
    The SDEC 4Z3.0-G21 engine has a 4-cylinder design, 3.0L displacement, 30kW max power, 1500 RPM, supercharging, intercooling, and a 3.0L displacement.
    4Z3.0-G21 Diesel Generator from sdec-engine.com

    20KW/25KVA SDEC (4Z3.0-G21) Diesel Generator-50Hz


    GENLITEC POWER
    https://www.genlitecpower.com › 25KVA-SDEC-Diesel-...
    GENLITEC POWER
    https://www.genlitecpower.com › 25KVA-SDEC-Diesel-...
    This generator has 20KW/25KVA prime power, 22KW/27.5KVA standby, 3-phase, 50Hz, 230/400V, 1500RPM, and a 45L fuel tank.
    4Z3.0-G21 Diesel Generator from www.genlitecpower.com

    KP-S25P 50Hz 20kW 25kVA SDEC Engine 4Z3.0-G21 ...


    KEYPOWER
    https://www.keypower.com › kp-s25p-50hz-20kw-25k...
    KEYPOWER
    https://www.keypower.com › kp-s25p-50hz-20kw-25k...
    GENERATOR SET SPECIFICATIONS. Frequency: 50Hz. Model: KP-S25P. Prime Power (kW/kVA): 20/25. Standby Power (kW/kVA): 22/27.5. Fuel cons 100%(L/H): 6.8.
    4Z3.0-G21 Diesel Generator from www.keypower.com

    Factory Price SDEC 4Z3.0-G21 Diesel Genset, 20kW ...


    Alibaba
    https://www.alibaba.com › ... › Diesel Generators
    Alibaba
    https://www.alibaba.com › ... › Diesel Generators
    Our SDEC 4Z3.0-G21 Diesel Generator is a high-performance, heavy-duty diesel generator set designed for reliable prime and standby power.
    3.7(100)

    Z Series Diesel Engine for Genset


    Shanghai New Power Automotive Technology Company Limited
    http://sdeciepower.com › 1-7-z-series-diesel-engine-for-g...
    Shanghai New Power Automotive Technology Company Limited
    http://sdeciepower.com › 1-7-z-series-diesel-engine-for-g...
    Z series engines have strong power, excellent performance, superior NVH, low thermal load, good fuel efficiency, and are ideal for 10-81kW generator sets.
    4Z3.0-G21 Diesel Generator from sdeciepower.com

    22kVA Standby Power China Sdec 4z2.3-G21 Diesel ...


    Made-in-China.com
    https://genlitec.en.made-in-china.com › YmwRXykGhlrV
    Made-in-China.com
    https://genlitec.en.made-in-china.com › YmwRXykGhlrV
    1) Powered by brand new original SDEC water cooled diesel engine. 2) Brand new single bearing 3 phase alternator with IP23 and H insulation class.
    4Z3.0-G21 Diesel Generator from genlitec.en.made-in-china.com
    $1,999.00 · In stock · Review by MIC_BUYER · Free delivery

    4Z3.0-G21 Datasheet


    chinadieselgen.com
    https://www.chinadieselgen.com › ...
    chinadieselgen.com
    https://www.chinadieselgen.com › ...
    4Z3.0-G21 Datasheet. 05/15/2025. 4Z3.0-G21 Datasheet ... Cummins Diesel Generator · Perkins Diesel Generator · Deutz Diesel Generator · SDEC Diesel ...
    4Z3.0-G21 Diesel Generator from www.chinadieselgen.com

    Dandong Shangchai Power Equipment Co.,LTD.


    lnsc.cn
    http://www.lnsc.cn › cont
    lnsc.cn
    http://www.lnsc.cn › cont
    Apr 20, 2022 — 4Z3.0-G21, Natural Inspiration, 4x95x105, 27, 1500, 30, 265, 750x565x700 ... Diesel Generator Sets · Parts & Engine oil · Accessory Product. Z ...
    4Z3.0-G21 Diesel Generator from www.lnsc.cn

    Z-T2 | 16-80 KW - Shanghai Diesel-SDEC Engine


    sdec-engine.com
    https://sdec-engine.com › sdec-z-t2-series-generator-dri...
    sdec-engine.com
    https://sdec-engine.com › sdec-z-t2-series-generator-dri...
    SDEC Z-T2 Generator Drive Engine ; 4Z3.0-G21, 30 kW @ 1800 RPM, N/A, 4Z3.2-G11 ; 4Z3.2-G12, 38 kW @ 1800 RPM, N/A, 4Z3.2-G21 ...
    4Z3.0-G21 Diesel Generator from sdec-engine.com

    Auto Start Generator 30kVA Quite Generator Water Proof


    Fuzhou Hosem Power Co., Ltd.
    https://www.hosempower.com › auto-start-generator-30k...
    Fuzhou Hosem Power Co., Ltd.
    https://www.hosempower.com › auto-start-generator-30k...
    The Diesel Generator Powered by SDEC engine and Hosem single bearing ... 4Z3.0-G21, 1850 X 850 X 1100, 850, Download. A-SH34, 34, 27, 31, 25, 4Z3.2-G11, 2100 X ...
    4Z3.0-G21 Diesel Generator from www.hosempower.com

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