GZIA 2.135

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GZIA 2.135

2-channel high quality class A/B amplifier

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High-Quality amplifier

2-channel amplifier with class A/B circuit, integrated active crossover and black anodized heatsink
  • 2-channel amplifier
  • Class AB technology
  • Variable active crossover and bass boost
  • Stable power supply
  • Large terminals
  • Black anodized heatsink with Ground Zero lettering
  • High-level input with auto-on function
ModelHigh-Quality Class A/B amplifier
Channels2
Output Power (@ 4Ω)2x 85 Watts RMS
Output Power (@ 2Ω)2x 135 Watts RMS
max. Output Power (CEA-2006A / 10%THD+N)300 Watts
Output Power (@ 4Ω) bridged260 Watts RMS
Frequency Response10 Hz – 30 kHz
HPF / LPF / BPF● / ● / ○
Bass Boost / Phase switch○ / ○
High level input / Auto-on● / ●
Remoteoptional
BIAS Setting○
Linkmode○
Dimensions (W x L x H)192 x 214 x 49 mm / 7.56 x 8.43 x 1.93″

Owner’s Manual

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GZTA 4125X-II 24V

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GZTA 4125X-II 24V

4-channel high quality 24V amplifier

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640 Watts

2-channel 24 Volt amplifier with class A/B circuit, integrated active crossover and efficient, anodized heatsink
  • 4-channel amplifier
  • 24 volt model
  • Class AB technology
  • Variable active crossover and bass boost
  • Stabilized 24-volt power supply
  • Covered terminals
  • Solid heatsink with Ground Zero lettering
  • Suitable for 24-volt vehicles
ModelHigh-Quality 24V amplifier
Channels4
Output Power (@ 4Ω)4x 90 Watts RMS
Output Power (@ 2Ω)4x 130 Watts RMS
max. Output Power (CEA-2006A / 10%THD+N)2x 320 Watts
Frequency Response5 Hz – 38 kHz
HPF / LPF / BPF● / ● / ●
Bass Boost / Phase switch● / ○
High level input / Auto-on○ / ○
Remote○
BIAS Setting○
Linkmode○
Dimensions (W x L x H)230 x 296 x 53 mm / 9.06 x 11.65 x 2.09″

Owner’s Manual – FROwner’s Manual – ESOwner’s Manual – NLOwner’s Manual – DEOwner’s Manual – ENOwner’s Manual – FI

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GZIA 1.1150D

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GZIA 1.1150D

1-channel high quality class D amplifier

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Powerful class D amplifier

1-channel subwoofer amplifier with class D circuit, integrated active crossover and black anodized heatsink
  • Mono amplifier
  • Class D technology
  • Variable active crossover and bass boost, phase shift
  • Stable power supply
  • Large terminals
  • Black anodized heatsink with Ground Zero lettering
  • Bass remote control included
  • High-level input with auto-on function
ModelHigh-Quality Class D amplifier
Channels1
Output Power (@ 4Ω)370 Watts RMS
Output Power (@ 2Ω)665 Watts RMS
Output Power (@ 1Ω)1050 Watts RMS
max. Output Power (CEA-2006A / 10%THD+N)1150 Watts
Frequency Response10 – 250 Hz
HPF / LPF / BPF○ / ● / ○
Bass Boost / Phase switch● / ●
High level input / Auto-on● / ●
Remote●
BIAS Setting○
Linkmode○
Dimensions (W x L x H)192 x 302 x 49 mm / 7.56 x 11.89 x 1.93″

Owner’s Manual

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GZIA 2.85

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GZIA 2.85

2-channel high quality class A/B amplifier

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High-Quality amplifier

2-channel amplifier with class A/B circuit, integrated active crossover and black anodized heatsink
  • 2-channel amplifier
  • Class AB technology
  • Variable active crossover and bass boost
  • Stable power supply
  • Large terminals
  • Black anodized heatsink with Ground Zero lettering
  • High-level input with auto-on function
ModelHigh-Quality Class A/B amplifier
Channels2
Output Power (@ 4Ω)2x 60 Watts RMS
Output Power (@ 2Ω)2x 85 Watts RMS
max. Output Power (CEA-2006A / 10%THD+N)200 Watts
Output Power (@ 4Ω) bridged170 Watts RMS
Frequency Response10 Hz – 30 kHz
HPF / LPF / BPF● / ● / ○
Bass Boost / Phase switch○ / ○
High level input / Auto-on● / ●
Remote○
BIAS Setting○
Linkmode○
Dimensions (W x L x H)192 x 174 x 49 mm / 7.56 x 6.85 x 1.93″

Owner’s Manual

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GZTA 2255X-B

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GZTA 2255X-B

2-channel high power class A/B amplifier

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600 Watts

2-channel amplifier with class A/B circuit, integrated activ crossover and efficient, anodized heatsink
  • 2-channel high power amplifier
  • Class AB technology
  • Variable active crossover and bass boost, phase shift
  • Stabilized power supply
  • Covered terminals
  • Solid heatsink with Ground Zero lettering
  • Bass remote control included
ModelHigh-Quality Class A/B amplifier
Channels2
Output Power (@ 4Ω)2x 150 Watts RMS
Output Power (@ 2Ω)2x 250 Watts RMS
max. Output Power (CEA-2006A / 10%THD+N)600 Watts
Frequency Response5 Hz – 38 kHz
HPF / LPF / BPF● / ● / ●
Bass Boost / Phase switch● / ○
High level input / Auto-on○ / ○
Remote●
BIAS Setting○
Linkmode○
Dimensions (W x L x H)230 x 395 x 53 mm / 9.06″ x 15.55″ x 2.09″

Owner’s Manual

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GZTA 4230X-B

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GZTA 4230X-B

4-channel high quality class A/B amplifier

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1100 Watts

4-channel amplifier with class A/B circuit, integrated activ crossover and efficient, anodized heatsink

  • 4-channel high power amplifier
  • Class AB technology
  • Variable active crossover and bass boost, phase shift
  • Stabilized dual power supply
  • Covered terminals
  • Solid heatsink with Ground Zero lettering
ModelHigh-Quality Class A/B amplifier
Channels4
Output Power (@ 4Ω)4x 140 Watts RMS
Output Power (@ 2Ω)4x 230 Watts RMS
max. Output Power (CEA-2006A / 10%THD+N)2x 550 Watts
Frequency Response5 Hz – 38 kHz
HPF / LPF / BPF● / ● / ●
Bass Boost / Phase switch● / ○
High level input / Auto-on○ / ○
Remote○
BIAS Setting○
Linkmode○
Dimensions (W x L x H)230 x 476 x 53 mm / 9.06 x 18.74 x 2.09″

Owner’s Manual

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GZTA 4125X-B

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GZTA 4125X-B

4-channel high quality class A/B amplifier

Description
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640 Watts

4-channel amplifier with class A/B circuit, integrated active crossover and efficient, anodized heatsink

  • 4-channel amplifier
  • Class AB technology
  • Variable active crossover and bass boost
  • Stabilized power supply
  • Covered terminals
  • Solid heatsink with Ground Zero lettering
ModelHigh-Quality Class A/B amplifier
Channels4
Output Power (@ 4Ω)4x 90 Watts RMS
Output Power (@ 2Ω)4x 130 Watts RMS
max. Output Power (CEA-2006A / 10%THD+N)2x 320 Watts
Frequency Response5 Hz – 38 kHz
HPF / LPF / BPF● / ● / ●
Bass Boost / Phase switch● / ○
High level input / Auto-on○ / ○
Remote○
BIAS Setting○
Linkmode○
Dimensions (W x L x H)230 x 396 x 53 mm / 9.06″ x 15.55″ x 2.09″

Owner’s Manual

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GZTA 4125X-II

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GZTA 4125X-II

4-channel high quality class A/B amplifier

Description
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640 Watts

2-channel amplifier with class A/B circuit, integrated active crossover and efficient, anodized heatsink
  • 4-channel amplifier
  • Class AB technology
  • Variable active crossover and bass boost
  • Stabilized power supply
  • Covered terminals
  • Solid heatsink with Ground Zero lettering
ModelHigh-Quality Class A/B amplifier
Channels4
Output Power (@ 4Ω)4x 90 Watts RMS
Output Power (@ 2Ω)4x 130 Watts RMS
max. Output Power (CEA-2006A / 10%THD+N)2x 320 Watts
Frequency Response5 Hz – 38 kHz
HPF / LPF / BPF● / ● / ●
Bass Boost / Phase switch● / ○
High level input / Auto-on○ / ○
Remote○
BIAS Setting○
Linkmode○
Dimensions (W x L x H)230 x 296 x 53 mm / 9.06 x 11.65 x 2.09″

Owner’s Manual – DEOwner’s Manual – ENOwner’s Manual – FROwner’s Manual – ESOwner’s Manual – FIOwner’s Manual – NL

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GZHA MINI FOUR

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GZHA MINI FOUR

4-channel class D compact amplifier

Description
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High-efficient class D amplifier

4-channel amplifier with high efficient class D circuit, integrated activ crossover and compact dimensions

  • Compact sized 4-channel amplifier
  • SMD components
  • Class D technology
  • Variable active crossover and bass boost, phase shift
  • Socket for wired level remote control
  • Stabilized power supply
  • Large terminals
  • Solid heatsink with engraved Ground Zero lettering
  • High-level input with auto-on function
ModelCompact class D amplifier
Channels4
Output Power (@ 4Ω)4x 80 Watts RMS
Output Power (@ 2Ω)4x 130 Watts RMS
max. Output Power (CEA-2006A / 10%THD+N)640 Watts
Output Power (@ 4Ω) bridged2x 260 Watts RMS
Frequency Response5 Hz – 38 kHz
HPF / LPF / BPF● / ● / ●
Bass Boost / Phase Shift○ / ○
High-Level Input / Auto-on● / ●
Remote○
BIAS Setting○
Linkmode○
Dimensions (W x L x H)135 x 210 x 52 mm / 5.31 x 8.27 x 2.05″

Owner’s Manual

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GZRA 4230X

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GZRA 4230X

4-channel high power class A/B amplifier

Description
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1100 Watts

4-channel amplifier with class A/B circuit, integrated activ crossover and efficient, anodized heatsink
  • 4-channel high power amplifier
  • Class AB technology
  • Variable active crossover and bass boost, phase shift
  • Stabilized dual power supply
  • Covered terminals
  • Solid heatsink with Ground Zero lettering
ModelHigh-Power Class A/B amplifier
Channels4
Output Power (@ 4Ω)4x 140 Watts RMS
Output Power (@ 2Ω)4x 230 Watts RMS
max. Output Power (CEA-2006A / 10%THD+N)2x 550 Watts
Frequency Response5 Hz – 38 kHz
HPF / LPF / BPF● / ● / ●
Bass Boost / Phase switch● / ○
High level input / Auto-on○ / ○
Remote○
BIAS Setting○
Linkmode○

Owner’s Manual – ENOwner’s Manual – DEOwner’s Manual – ESOwner’s Manual – FROwner’s Manual – FI

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GZRA MICRO FOUR

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GZRA MICRO FOUR

4-channel class D compact amplifier

Description
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500 Watts

4-channel amplifier with high efficient class D circuit, integrated active crossover and compact dimensions

  • Very compact 4-channel amplifier
  • SMD components
  • Class D technology
  • Active crossover
  • Efficient power supply
  • Plug-in connector
  • Space-saving heatsink with Ground Zero lettering
  • High-level input with auto-on function
ModelCompact class D amplifier
Channels4
Output Power (@ 4Ω)4x 60 Watts RMS
Output Power (@ 2Ω)4x 100 Watts RMS
max. Output Power (CEA-2006A / 10%THD+N)2x 250 Watts
Frequency Response5 Hz – 25 kHz
HPF / LPF / BPF● / ● / ○
Bass Boost / Phase switch○ / ○
High level input / Auto-on● / ●
Remote○
BIAS Setting○
Linkmode○

Owner’s Manual – ENOwner’s Manual – DE

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GZHA MINI FIVE

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GZHA MINI FIVE

5-channel class D compact amplifier

Description
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1200 Watts

5-channel amplifier with high efficient class D circuit, integrated activ crossover and compact dimensions
  • Compact sized 5-channel amplifier
  • SMD components
  • Class D technology
  • Variable active crossover
  • Stabilized power supply
  • Large terminals
  • Solid heatsink with engraved Ground Zero lettering
  • High-level input with auto-on function
ModelCompact class D amplifier
Channels5
Output Power (@ 4Ω)4x 75 + 190 Watts RMS
Output Power (@ 2Ω)4x 125 + 320 Watts RMS
Output Power (@ 1Ω)1 x 500 W RMS (Channel 5)
max. Output Power (CEA-2006A / 10%THD+N)1200 Watts
Frequency Response5 Hz – 38 kHz
HPF / LPF / BPF● / ● / ●
Bass Boost / Phase switch○ / ○
High level input / Auto-on● / ●
Remote●
BIAS Setting○
Linkmode○
Dimensions (W x L x H)135 x 322 x 52 mm

Owner’s Manual

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GZHA MINI FOUR 24V

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GZHA MINI FOUR 24V

4-channel class D compact amplifier for 24V use

Description
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640 Watts

4-channel amplifier with high efficient class D circuit, integrated activ crossover and compact dimensions
  • Compact sized 4-channel amplifier
  • SMD components
  • Class D technology
  • Variable active crossover and bass boost, phase shift
  • Stabilized power supply
  • Large terminals
  • Solid heatsink with engraved Ground Zero lettering
  • High-level input with auto-on function
Model24V Compact class D amplifier
Channels4
Output Power (@ 4Ω)4x 80 Watts RMS
Output Power (@ 2Ω)4x 130 Watts RMS
max. Output Power (CEA-2006A / 10%THD+N)640 Watts
Output Power (@ 4Ω) bridged2x 260 Watts RMS
Frequency Response5 Hz – 38 kHz
HPF / LPF / BPF● / ● / ●
Bass Boost / Phase Shift○ / ○
High-Level Input / Auto-on● / ●
Remote○
BIAS Setting○
Linkmode○
Dimensions (W x L x H)135 x 210 x 52 mm / 5.31 x 8.27 x 2.05″

Owner’s Manual

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GZPA 4SQ

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GZPA 4SQ

4-channel high performance SQ amplifier

Description
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1400 Watts

4-channel high end amplifier with integrated activ crossover, BIAS adjustment and high quality parts for dedicated music lovers
  • High-End 4-channel SQ amplifier
  • MOSFET technology
  • Variable active crossover with bypass function
  • Variable BIAS setting
  • High quality components
  • Solid terminals
  • Efficient heatsink with illuminated Ground Zero lettering
  • Fulfilling High Resolution audio demands
Model4-channel high-performance SQ amplifier
Channels4
Output Power (@ 4Ω)4x 125 Watts RMS
Output Power (@ 2Ω)4x 225 Watts RMS
Output Power (@ 1Ω)4x 350 Watts RMS
max. Output Power (CEA-2006A / 10%THD+N)2x 840 Watts
Frequency Response10 Hz – 50 kHz
HPF / LPF / BPF● / ● / ●
Bass Boost / Phase switch● / ○
High level input / Auto-on○ / ○
Remote○
BIAS Setting●
Linkmode○
Dimensions (W x L x H)222 x 420 x 60.5 mm / 8.74 x 16.54 x 2.38″

Owner’s Manual

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GZUA 4.150SQ-Plus

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GZUA 4.150SQ-Plus

4-channel Sound Quality amplifier

Description
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920 Watts

4-channel sound quality amplifier with class A/B circuit, integrated active crossover and BIAS adjustmenq

  • 4-channel SQ amplifier
  • Variable BIAS setting
  • Class AB technology
  • Active crossover with bypass function
  • Stable power supply
  • Gold-plated connectors
  • Flat heatsink with engraved Ground Zero lettering
  • Suitable for high quality SQ setups
ModelSound quality amplifier
Channels4
Output Power (@ 4Ω)4x 110 Watts RMS
Output Power (@ 2Ω)4x 190 Watts RMS
max. Output Power (CEA-2006A / 10%THD+N)2x 460 Watts
Frequency Response10 Hz – 30 kHz
HPF / LPF / BPF● / ● / ●
Bass Boost / Phase Shift○ / ○
Remote Control○
BIAS Setting●
Linkmode○
Dimensions (w x l x h)209 x 360 x 46 mm

Owner’s Manual – ENOwner’s Manual – DE

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GZHA 4200XII

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GZHA 4200XII

4-channel high power class A/B amplifier

Description
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1000 Watts

4-channel high power amplifier with class A/B circuit, integrated active crossover and massive heatsink
  • 4-channel high power amplifier
  • SMD components
  • Class AB technology
  • Variable active crossover and bass boost, phase shift
  • Stabilized dual power supply
  • Large terminals
  • Solid heatsink with engraved Ground Zero lettering
  • Bass remote control included
ModelHigh power class A/B amplifier
Channels4
Output Power (@ 4Ω)4x 140Watts RMS
Output Power (@ 2Ω)4x 200 Watts RMS
max. Output Power2x 500 Watts
Frequency Response5 Hz – 38 kHz
HPF / LPF / BPF● / ● / ●
Bass Boost / Phase Shift● / ●
High level input / Auto-on○ / ○
Remote Control●
Linkmode○
Dimensions (w x l x h)293 x 400 x 67 mm

Owner’s Manual – ENOwner’s Manual – DEOwner’s Manual – SPOwner’s Manual – FROwner’s Manual – FIN

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GZPA Reference 4XS

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GZPA Reference 4XS

4-channel high end SQ amplifier

Description
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1000 Watts

4-channel high end amplifier with integrated activ crossover, BIAS adjustment and best quality selected parts for sophisticated listener´s demands

  • High-End 4-channel SQ amplifier
  • Class AB technology
  • Variable active crossover and bass boost, phase shift
  • Variable BIAS setting
  • Selected high quality components
  • Gold-plated connectors
  • Exclusive heatsink with engraved Ground Zero lettering
  • Acrylic bottom plate with LED illumination
  • Suitable for high quality SQ setups
ModelHigh-End SQ amplifier
Channels4
Output Power (@ 4Ω)4x 120Watts RMS
Output Power (@ 2Ω)4x 220 Watts RMS
max. Output Power (CEA-2006A / 10%THD+N)2x 500 Watt
Frequency Response10 Hz – 30 kHz
HPF / LPF / BPF● / ● / ●
Bass Boost / Phase Shift● / ●
High-Level Input / Auto-on○ / ○
Remote Control●
BIAS Setting●
Linkmode○
Dimensions (w x l x h)236 x 420 x 67.5 mm

Owner’s Manual

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GZPA Reference 4SYM

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GZPA Reference 4SYM

4-channel high end SQ amplifier

Description
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2000 Watts

4-channel ultimate high end amplifier with integrated activ crossover, BIAS adjustment and best quality selected parts for sophisticated listener´s demands

  • High-End 4-channel SQ amplifier
  • Symmetrical layout
  • Class AB technology
  • Variable active crossover and bass boost, phase shift
  • Variable BIAS setting
  • Exclusive high quality components
  • Gold-plated connectors
  • Exclusive heatsink with engraved Ground Zero lettering
  • Acrylic bottom plate with LED illumination
  • Highest Sound Quality – without compromises!
ModelHigh-End SQ amplifier
Channels4
Output Power (@ 4Ω)4x 150Watts RMS
Output Power (@ 2Ω)4x 270 Watts RMS
Output Power (@ 1Ω)4x 425 Watts RMS
max. Output Power (CEA-2006A / 10%THD+N)2x 1000 Watts
Frequency Response5 Hz – 38 kHz
HPF / LPF / BPF● / ● / ●
Bass Boost / Phase Shift● / ●
High-Level Input / Auto-on○ / ○
Remote Control●
BIAS Setting●
Linkmode○
Dimensions (w x l x h)236 x 590 x 67.5 mm

Owner’s Manual

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GZPA Reference 4PURE-SQ

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GZPA Reference 4PURE-SQ

4-channel high end SQ amplifier

Description
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2000 Watts

4-channel ultimate high end amplifier with pure direct signal layout, BIAS adjustment and best quality selected parts for the most sophisticated listener´s demands

  • High-End 4-channel SQ amplifier
  • Symmetrical layout
  • Class AB technology
  • Pure direct signal path
  • Variable BIAS setting
  • Exclusive high quality components
  • Rhodium coated RCA sockets
  • Exclusive heatsink with engraved Ground Zero lettering
  • Acrylic bottom plate with LED illumination
  • Highest Sound Quality – without compromises!
ModelHigh-End SQ amplifier
Channels4
Output Power (@ 4Ω)4x 150 Watts RMS
Output Power (@ 2Ω)4x 270 Watts RMS
Output Power (@ 1Ω)4x 425 Watts RMS
max. Output Power (CEA-2006A / 10%THD+N)2x 1000 Watts
Frequency Response5 Hz – 38 kHz
HPF / LPF / BPF○ / ○ / ○
Bass Boost / Phase switch○ / ○
High level input / Auto-on○ / ○
Remote○
BIAS Setting●
Linkmode○
Dimensions (W x L x H)236 x 590 x 67.5 mm / 9.29 x 23.23 x 2.66″

Owner’s Manual

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GZPA Reference 4PURE

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GZPA Reference 4PURE

4-channel high end SQ amplifier

Description
Additional information
Downloads
Videos
360° View

2000 Watts

4-channel ultimate high end amplifier with pure direct signal layout, BIAS adjustment and best quality selected parts for the most sophisticated listener´s demands

  • High-End 4-channel SQ amplifier
  • Symmetrical layout
  • Class AB technology
  • Pure direct signal path
  • Variable BIAS setting
  • Exclusive high quality components
  • Rhodium coated RCA sockets
  • Exclusive heatsink with engraved Ground Zero lettering
  • Acrylic bottom plate with LED illumination
  • Highest Sound Quality – without compromises!
ModelHigh-End SQ amplifier
Channels4
Output Power (@ 4Ω)4x 150Watts RMS
Output Power (@ 2Ω)4x 270 Watts RMS
Output Power (@ 1Ω)4x 425 Watts RMS
max. Output Power (CEA-2006A / 10%THD+N)2x 1000 Watts
Frequency Response5 Hz – 38 kHz
HPF / LPF / BPF○ / ○ / ○
Bass Boost / Phase Shift○ / ○
High-Level Input / Auto-on○ / ○
Remote Control○
BIAS Setting●
Linkmode○
Dimensions (w x l x h)236 x 590 x 67.5 mm

Owner’s Manual

GZPA Reference 4PURE Read More »