
GEMA Powder Gun Replacement Spare Parts (Non-OEM): We manufacture and supply Gema Spare Parts for Gema Optiflex 2 and Pro Gun. Check our link below for the Gema spare parts list and Gema gun spare parts
Gema is a leading manufacturer of powder coating equipment. They offer a wide range of spare parts for their machines, including:
- Nozzles: Round jet nozzles, venturi tubes, and other types of nozzles are used to apply powder coating to parts.
- Deflectors: Deflectors are used to control the flow of powder coating and ensure that it is applied evenly to parts.
- Hoses: Powder coating hoses are used to transport powder coating from the powder feeder to the spray gun.
- O-rings: O-rings are used to seal joints and prevent leaks.
- Other parts: Other spare parts include powder feeder components, pumps, and electrical components.
Here is a list of some of the main Gema spare parts, along with their order numbers:
- Nozzles:
- Round jet nozzle set for Gema Optiselect: #382922
- Hexagon jet nozzle set for Gema Optiselect: #382923
- Trijet nozzle set for Gema Optiselect: #382924
- Deflectors:
- Deflector for Gema Optiselect: #377730
- Deflector for Gema Optiflex 2: #1006532
- Hoses:
- Powder coating hose for Gema Optiselect: #1006486
- Powder coating hose for Gema Optiflex 2: #1006533
- O-rings:
- O-ring for Gema Optiselect pump: #377725
- O-ring for Gema Optiflex 2 pump: #1006487
- Other parts:
- Pump insert for Gema Optiflow injector pump: #1006485 (2PK)
- Hose connector Optiflex 2: #1006531
- Round spray assembly Optiflex 2: #1008150
This is just a small sample of the many Gema spare parts that are available. For a complete list of spare parts, please consult the Gema website or contact a Gema authorized distributor.
It is important to note that these order numbers may change over time, so it is always best to verify the order number with your Gema authorized distributor before placing an order.
If you need to replace a spare part on your Gema powder coating machine, it is important to order the correct part from a reputable supplier. You can find a list of Gema authorized distributors on the Gema website.
Here are some examples of Gema spare parts that you can purchase:
- Round jet nozzle set for Gema Optiselect: #382922
- Venturi tube for Optiflow pump: #377724
- Pump insert for Optiflow injector pump: #1006485 (2PK)
- Hose connector Optiflex 2: #1006531
- Round spray assembly Optiflex 2: #1008150
You can also purchase Gema spare parts kits, which include a variety of common spare parts. This can be a convenient way to have a stock of spare parts on hand so that you can quickly and easily repair your machine if needed.
If you are unsure which spare part you need for your Gema powder coating machine, you can contact us for assistance.


Below, you can find the Non-OEM Gema spare parts list for your reference:
Gema Spare Parts
Gema Filter Element D9 1003698
Round Jet Nozzle for Gema Optiflex 382922 (382 922)
Venturi Tube for Optiflow Pump 377724 (377 724)
Gema Deflector 16 mm 107210 (107 210)
Gema Deflector 20 mm 331338 (331 338)
Gema Deflector 24 mm 331333 (331 333)
Gema Deflector 32 mm 331325 (331 325)
Gema Check valve black supplementary 261203 (261 203)
Gema check valve red 0261211 (0261 211)
Gema Easy Select Electrode Holder Flat 379140 (379 140)
Gema Easy Select Flat Nozzle 377856 (377 856)
Gema Easy Select Round Electrode 382914 (382 914)
Gema Easy Select Flat Jet Nozzle Set 379620 (379 620)
Gema Opti Select Flat Nozzle 1000049
Gema Optiflow Hose Connection 387827
Gema Optiflow Powder Injector Pump 391530 (391 530)
Gema Optiselect Electrode Holder Flat 1000055
Gema Powder Hose Conn Opti Pro 121578 (121 578)
Gema Easy Select Round Jet Nozzle 16 mm 379611 (379 611)
Gema Opti Select Round Jet Nozzle 378518 (378 518)
Gema Teflon Sleeve 116735 (116 735)
Gema Tefzel Sleeve 114630 (114 630)
Gema Threaded Nut 387819 (387 819)
Gema Opti Select Flat Nozzle 1000047
Gema PG-1 Cascade 338249 (338 249)
Gema Easy Select Manual Cascade 378046 (378 046)
Cascade Opti Auto 393703 (393 703)
Gema Opti Manual Cascade 1000809
Gema PG-2 Cascade 361534 (361 534)
Gema Round Jet Nozzle Set Opti Select 382922 (382 922)
Gema Opti Select Sleeve Threaded 1000948
Gema OptiGun 2A Automatic Clamp Ring Powder Tube 121576
Gema Wear Tube 377724 (377 724)
Gema Hose Connector 1001340
Gema Flat Jet Nozzle Set 319350 (319 350)
Gema Round Jet Nozzle Set 116142 (116 142)
Gema Flat Nozzle 318744 (318 744)
Gema O-Ring 1007794, 231517
Gema Spectracoat Fluidizing Pads 237264 (237 264)
Gema O-Ring 266930 (266 930)
Gema Contact Ring 318760 (318 760)
Gema Electrode 318779 (318 779)
Gema PG-2A Barrel Mounting Gasket 360236 (360 236)
Gema Easy-Select Hose 377988 (377 988)
Gema Optigun 2A Automatic Gun Body 393681 (393 681)
Gema PG-1 Metallic Powder Hose Connector 115176 (115 176)
Gema Pin Male Plug 20085
Gema Pump Quick Release Coupling for 8 mm Hose 2031
Gema PG Series Round Jet Electrode Holder 351709
Gema OptiGun 2A Automatic Powder Tube Complete 385182 (385 182)
Gema Grounded Powder Hose 12x18mm
Gema Insert Sleeve Teflon 1006485
Gema OptiFlex Gun 2 Threaded Sleeve 1007229
Gema Optiflex 2 Flat Jet Nozzle 1007934, 1010090
Gema OptiFlex 2 Flat Jet Nozzle NF21 1007935
Gema OptiFlex 2 Flat Jet Nozzle NF20 1007931
Gema OptiFlex 2 Round Set Nozzle Set NS04 1008150
Gema OptiFlex 2 Electrode Holder 1007683
Gema OptiFlex 2 Round Spray nozzle 1008151
Gema Conveying Air Check Valve Unit 1005589
Gema Supplementary Air Check Valve Unit 1005590
Gema OptiFlow Threaded Sleeve 1006483
Gema Nozzle for Powder Injector 1006488
Gema OptiFlow Hose Connection 10-12 mm 1006531
Gema OptiFlow Powder Injector 1007780
Gema OptiFlow Nozzle Fixation for Injector 100779
Gema OptiFlex 2 Flat Jet Nozzle Set 1007932
Gema OptiFlex 2 Flat Jet Nozzle Set 1008142
Gema OptiFlex 2 Flat Jet Nozzle Set 1008147
Gema Spring 114625
Gema OptiFlex 2 Flat Jet Nozzle Set 1007735
Gema OptiFlex 2 Flat Jet Nozzle Set 1007742
Gema OptiSelect Electrode Holder 1007684
Gema OptiSelect Flat Jet Nozzle Assembly 367478 (367 478)
Gema OptiSelect Flat Jet Nozzle 1000127
Gema OptiSelect Flat Jet Nozzle 24mm 366226 (366 226)
Gema PG Series Round Jet Nozzle 331287 (331 287)
Gema Radia Air Nozzle 356182 (356 182)
Gema PG2A Insert Sleeve 1000906
Gema Insert Teflon Sleeve 377767 (377 767)
Gema PG2A Threaded Sleeve 377708 (377 708)
Gema PG2A Hose Connector 377716 (377 716)
Gema PG1 Powder Hose Connector 333727 (333 727)
Gema PG2A Threaded Sleeve FSD 24 366285 (366 285)
Gema PG Standart Threaded Sleeve 328774 (328 774)
Gema EasySelect Threaded Sleeve 379166 (379 166)
Gema Powder Injector
Gema Injector Nozzle 1.8 mm
Gema O-Ring 205141 (205 141)
Gema Powder Pump Hose Connector 336424 (336 424)
Gema Teflon Insert Sleeve 336467 (336 467)
Gema Teflon Insert Sleeve Type PSS300080
Gema 150 mm Gun Extension 378852 (378 852)
Gema 300 mm Gun Extension 378860 (378 860)
Grounded Powder Hose 11×16 mm
Grounded Powder Hose 10×15 mm
Gema Nozzle Complete Set 1004530
Gema Switzerland GmbH offers a range of powder coating guns under the “OptiGun” and “OptiSelect” product lines, catering to both automatic and manual applications.
Automatic Powder Coating Guns
- OptiGun® Automatic Gun: This is Gema’s flagship automatic powder coating gun, renowned for its robust design and high-performance capabilities. It features industry-leading PowerBoost® technology, delivering a powerful 110 kV cascade and advanced electrostatic controls to ensure high transfer efficiency, even with challenging powders. The gun’s design facilitates easy maintenance and long service life
- OptiGun® GA03: A specific model within the OptiGun series, the GA03 is an automatic powder coating gun equipped with a 20-meter cable. It’s designed for integration with automatic powder coating machines and is known for its reliability and efficiency in industrial applications
Manual Powder Coating Guns
- OptiSelect® Manual Powder Coating Gun: The OptiSelect series is designed for manual powder coating applications. These guns are lightweight, ergonomic, and feature integrated high-voltage generation. They are capable of producing up to 100 kV output voltage, ensuring optimal penetration and high charging efficiency. The guns are compatible with control units like the OptiStar and OptiTronic
- OptiSelect® Pro: An advanced version of the OptiSelect manual gun, the Pro model includes features like PowerClean™ for efficient cleaning of the powder path, enhancing performance during color changes and when processing difficult powders. Its robust and durable design ensures long-term reliability
These products reflect Gema’s commitment to providing high-quality, efficient, and reliable powder coating solutions for various industrial needs
Below is a compiled list of 100 spare parts for Gema’s OptiSelect and OptiGun powder coating guns, including their part codes and names. This list encompasses components for various models such as GM02, GM03, GM04, and GA02/GA03, covering essential parts like nozzles, electrodes, cables, and more.
Gema Powder Coating Gun Spare Parts
- 1000047 – Flat Jet Nozzle Complete
- 1000049 – Flat Jet Nozzle NF08
- 1000055 – Electrode Holder
- 10001341 – Trigger – Complete
- 10002029 – Printed Circuit Board Holder
- 1000617 – Back Cover – Complete
- 1000795 – Radial Gasket
- 1000801 – Trigger Cover
- 1000803 – Radial Gasket
- 1000809 – Cascade (Negative Polarity) – Complete
- 1000822 – O-ring Ø12×1.5 mm
- 1000843 – PT-Screw
- 1000844 – Grub Screw
- 1000877 – Hook (Replaceable)
- 1000898 – Clip Ring
- 1001155 – Gun Body
- 1001340 – Hose Connection Ø11–12 mm
- 1001488 – Compression Spring
- 1002028 – Shield – Complete
- 1002030 – Hose Connection Ø9–10 mm
- 1002161 – Extension Cable for Gun Cable – L=6m
- 1006485 – Insert Sleeve
- 1006531 – Hose Connector
- 1006532 – Deflector for OptiFlex 2
- 1006533 – Powder Coating Hose for OptiFlex 2
- 1007683 – Rear Part
- 1007684 – SuperCorona Connection
- 1007686 – Trigger – Complete
- 1007688 – Trigger Cover
- 1007690 – Print Holder – Complete
- 1007698 – Countersunk-Head Screw M4x6 mm
- 1007780 – OptiFlow Powder Injector IG06
- 1007931 – Flat Jet Nozzle NF20
- 1007932 – Flat Jet Nozzle NF21
- 1007935 – Flat Nozzle NF21
- 1007958 – Powder Tube – Complete
- 1007960 – Clip Ring
- 100801 – Trigger Cover
- 100804 – Rinsing Air Connection
- 100806 – Grasp Termination
- 100807 – Handle – Complete Set
- 100809 – Compression Spring
- 100822 – O-ring Ø12×1.5 mm
- 100845 – Countersunk-Head Screw M4x6 mm
- 100854 – Electrode Rinsing Air Hose Ø6/4 mm
- 100898 – Clip Ring
- 100963 – Gun Cable 2 m – Complete
- 100964 – Gun Cable 6 m – Complete
- 100965 – Gun Cable 12 m – Complete
- 1016971 – OptiSelect Pro GM04 Manual Powder Gun Complete Cable 6 m
- 1016952 – Gun Cable 6 m – Complete
- 1016953 – Gun Cable 12 m – Complete
- 1016911 – Cascade – Complete, Negative Polarity
- 1017680 – Gun Body – Complete
- 1017686 – Trigger – Complete
- 1017688 – Trigger Cover
- 1017690 – Print Holder – Complete
- 1017698 – Countersunk-Head Screw M4x6 mm
- 1017656 – Rinsing Air Connection
- 1016561 – OptiFlow IG07 Powder Injector Cartridge – Complete
- 1007 220 – Gun Body for GM03 Manual Powder Gun
- 1007 231 – Cascade – Complete, Negative Polarity
- 1007 232 – Cascade – Complete, Positive Polarity
- 1007 216 – Print Holder – Complete
- 1007 217 – End Plate with Hook
- 1007 961 – Grip End Plate – Complete
- 1007 213 – Trigger – Complete
- 1007 212 – Trigger Cover
- 1007 238 – SuperCorona Holder
- 1007 958 – Powder Tube – Complete
- 1007 960 – Clip Ring
- 1007 964 – Gun Cable 6 m – Complete
- 1007 965 – Gun Cable 12 m – Complete
- 1007 963 – Gun Cable 2 m – Complete
- 1007 719 – GM03 Powder Gun Extension 300 mm
- 1007 718 – GM03 Powder Gun Extension 150 mm
- 1008 150 – GM03/GA03 Round Jet Nozzle
- 1008 165 – GM03 Manual Powder Gun SuperCorona Ring
- 1009 761 – GA03 Powder Gun SuperCorona Ring
- 1009 299 – Cover for OptiStar CG08
- 1009 300 – Cover for OptiStar CG08-C
- 1009 860 – OptiStar Mainboard V2.0 – Complete
- 1009 849 – Display for OptiStar CG08
- 1009 844 – PCB Powerboard V2.0
- 1009 865 – Spacer Sleeve Ø3.2/6×7 mm
- 1007 048 – Front Frame – Complete
- 1007 019 – Spacer Sleeve Ø3.1/6×15 mm
- 1003 000 – Locknut M3
- 1007 042 – Washer Ø3.2/7×0.5 mm
- 1007 044 – Special Screw M4x20/7 mm
- 1007 362 – Rinsing Module – Complete
- 1007 509 – Fluidizing/Suction Unit – Complete
- 1001 488 – Compression Spring
- 1001 340 – Hose Connection Ø11–12 mm – Complete
- 1002 030 – Hose Connection Ø9–10 mm – Complete
- 1002 100 – OptiSelect Manual Powder Gun – Complete, Negative Polarity
- 1002 101 – OptiSelect Manual Powder Gun Shaft (Incl. Cascade)
- 1002 161 – Extension Cable for Gun Cable – L=6m
- 1002 162 – Extension Cable for Gun Cable – L=14m
- 1002 064 – Safety Clamp for Extension Cable