Below you will find numerous service and rebuild kits for lots of different brands of Linear Diaphragm Pumps.  From Thomas to Medo to HiBlow to Blue Diamond and more.  These kits will restore your pump to factory specifications.  If you are experiencing air loss these kits will correct that issue.  We stock magnets, filters, and other parts as well.  If you do not see an item you need just let us know and chances are we can get it!


Replacement diaphragm and rebuild kits for ET Series Compressors by Blue Diamond.

Like a linear diaphragm compressors, yearly maintenance is recommended to keep pump running at optimal output.
Compatible with Blue Diamond ET series pumps, both base model pumps as well as deluxe models with alarm add-on.

Product Description
Is your Blue Diamond ET pump not pushing as much air as it used to? Does the pump hum and sound like it's running but your diffusers aren't producing any bubbles? 

Linear compressors periodically need their diaphragms replaced in order to keep the pump at optimal operation. With the Blue Diamond ET Pump Replacement Diaphragm & Rebuild Kit you can restore your pump to a like new level of performance.

Each kit includes replacement rubber diaphragms, a replacement filter pad for the pump's intake, and a replacement magnet.

Specs

BUY these now for $67 each.  -- Specify model after checkout.

SKET30 - Compatible with ET30 & ET30A pumps
SKET40 - Compatible with ET40 & ET40A pumps
SKET60 - Compatible with ET60 & ET60A pumps
SKET80 - Compatible with ET80 & ET80A pumps
SKET100 - Compatible with ET100 & ET100A pumps
SKET120 - Compatible with ET120 & ET120A pumps





Hakko & Matala Service Kits.
Like any other machine with constantly moving parts there is a possibility for things to wear out over time. Much like a pond pump impeller, an occasional diaphragm replacement will increase the air pumps life expectancy and overall performance. For a detailed step by step guide for replacement from the Hakko please click here.

Tools needed:
- 1 small phillips screwdriver
- 1 medium phillips screwdriver
- 1 medium pair of pliers

Available Models:                                            BUY IT NOW Price

HK-D25 - 25L Air Pump                                         $49.99

HK-D40 - 40L Air Pump                                            $55.99

HK-D60 / HK-D80 - 60L & 80L Air Pumps                   $67.99

HK-D100 / HK-D120 - 100L & 120L Air Pumps                $76.00



HiBlow Diaphragm Service Kits

The Hiblow HP40 Diaphragm Kit can be used to repair/rebuild the Hiblow model HP40. Over time, some internal parts may wear out. If your pump runs and hums but does not produce air, you may just need a rebuild kit. The kIt includes: two diaphragm blocks, two diaphragm heads, one replacement air filter, and hardware.  Buy this now for $82.99

The Hiblow HP60 & HP80 Diaphragm Kit can be used to repair/rebuild the Hiblow models HP60 & HP80. Over time, some internal parts may wear out. If your pump runs and hums but does not produce air, you may just need a rebuild kit. The kit includes: two diaphragm blocks, two diaphragm heads, one replacement air filter, and hardware.  Buy this now for $88.99

The Hiblow HP100 & HP120 Diaphragm Kit can be used to repair/rebuild the Hiblow models HP100 & HP120. Over time, some internal parts may wear out. If your pump runs and hums but does not produce air, you may just need a rebuild kit.  The kit includes: two diaphragm blocks, two diaphragm heads, a replacement filter, a replacement safety screw and hardware. 
 Buy this now for $162.99

The Hiblow HP100 LL & HP120 LL Diaphragm Kit can be used to repair/rebuild the HP100 LL & HP120 LL models. Over time, some internal parts may wear out. If your pump runs and hums but does not produce air, you may just need a rebuild kit.  The kit includes: two diaphragm blocks, two diaphragm heads. a replacement filter, a replacement safety screw and hardware.  Buy this now for $169.99



Medo Linear Piston Service Kits

Medo air pumps provide years of dependable service but due to continual wear over time some pump components may need to be replaced in order to continue to provide the proper air flow. Instead of purchasing a new pump, you may just need to replace some internal components.

Repair kits Filter / s, Pistons, and Seals.  Examples of kits:

One repair kit for Medo LA-60A and LA-60B air pumps.

Repair kit includes one filter, two pistons, and four seals.

One repair kit for Medo LA-80A & LA-80B and LA-80BN air pumps.

Repair kit includes one filter, two pistons, and four seals.

Medo LA-100 and LA-120 Medo air pump.

Repair kit includes two filter pads, three pistons, and six seals.

                              BUY IT NOW Price
Medo ML28 ML28RK         $69.59
Medo ML45 ML45RK         $84.99
Medo ML60 ML60RK         $141.79
Medo ML80 ML80RK         $155.49
Medo ML120 ML120RK*    $239.99
Medo ML200 ML200RK     $458.09




Thomas Diaphragm Service Kits

Thomas AP80 Full Rebuild Kit   Buy this kit now for $94.55
Overview:
The AP80 rebuild kit services the AP80 model aerator when the diaphragm fails. This is normal as overtime the diaphragm gets weaker from moving back and forth so rapidly causing it to tear. The aerators are designed to be rebuilt two times before a new pump is needed. This kit is the complete service kit it comes with all the necessary parts to correctly rebuild the aerator. 

The kit includes the magnet spacer and alignment shims these are needed to keep the magnet straight as the old parts are taken off and new parts put on, so on start up the magnet doesn't move and ruin the coils. Also in the kit is a new filter, bottom gasket, filter gasket, chamber block gaskets, chamber blocks, diaphragms, and screws.



​THOMAS 5078S, 5080S, 5100S, 5120S REPAIR KIT - COMPLETE KIT - C50402-P
BUY this kit now for $198.99

​Includes:     2 Diaphragms   2 Mounting Blocks   1 Filter   1 Base Gasket  1 Filter Gasket
2 Internal L Tubes  Mounting Hardware

This repair kit fits the following models:

Thomas 5078S  Thomas 5080S Thomas 5100 Thomas 5120 Delta Whitewater Model D80  Delta Whitewater Model 5078S  Delta Whitewater Model D100  Delta Whitewater Model 5100







THOMAS 5030-A, 5040-A REPAIR KIT - COMPLETE KIT - C50401-P
Buy this Kit now for $129.99

Includes:

2 Diaphragms
2 Mounting Blocks
1 Filter
1 Base Gasket
2 Internal L Tubes
Mounting Hardware
This repair kit fits the following models:

Thomas 5030-A
Thomas 5040-A





THOMAS 5060-A REPAIR KIT - COMPLETE KIT - C50397-P
Buy this Kit now for $129.99

Includes:

2 Diaphragms
2 Mounting Blocks
1 Filter
1 Base Gasket
2 Internal L Tubes
Mounting Hardware
This repair kit fits the following models:

Thomas 5060A
Delta WhiteWater Model D60




THOMAS AP-30, AP-40 REPAIR KIT - COMPLETE KIT - SK-AP30/40
Buy this kit now for $98.99

Includes:

2 Diaphragms
2 Mounting Blocks
2 Air Gaskets
Mounting Hardware
This repair kit fits the following models:

Thomas AP-30
Thomas AP-40





GAST Linear Diaphragm Service Kits

Gast K294A service/rebuild/repair kit used on oil-less diaphragm models with internal filtration (i.e. DOA-P701-AA). Service kit returns your unit to original factory performance specifications. Recommend for service every 2 years. 1 kit required for DOA models. 2 kits required for DAA models. Includes:

 (2) Instruction Manual   (2) AF817 Leaf VLV FCST   (1) AF819A Ret VLV
 (1) AF820 Head Gasket   (1) AF856 Valve Limiter ROC/DIA   (1) AP110 Limiter, Valve
 (1) AP513 Molded O-Ring   (1) AT712 Element, Filter   (2) AT713 Element, Muffler and Filter   (2) BB317 6-32X .187 PHMS   (1) BB330B 6-32X .625 Pan Head

Buy this kit now for $88.99

Also recommended for replacement: AF818A (used on pressure models) or AF818B (used on vacuum models).  

Used on Gast models: DOA-P701-AA, DOA-P703-AA, DOA-P701-AC, DOA-P501-BN, DOA-P509-BN, DOA-P501-DB, DOA-P501-DD, DOA-P703-FB, DOA-P501-FD, DOA-P518-FD, DOA-P501-JH, DOA-P501-KH, DOA-P501-JK, DOA-P725A-BN, DOA-V722-AA, DOA-V702-AC, DOA-V502-BN, DOA-V502-DB, DOA-V502-DD, DOA-V502A-FB, DOA-V502A-FD, DOA-V502-JH, DOA-V502-JK, DAA-P501-EB, DAA-P501-ED, DAA-P517-ED, DAA-P513-EG, DAA-P501-GB, DAA-P503-GB, DAA-P501-GD, DAA-P503-GD, DAA-P512-GD, DAA-V505-EB, DAA-V502-EB, DAA-V505-ED, DAA-V502-ED, DAA-V510-EG, DAA-V505-GB, DAA-V507-GB and DOA-P706T-AA.


Gast K294J Full Repair Kit.
​Includes: 
 (1) Instruction Manual   (2) AF817 Leaf VLV FCST  
 (1) AF856 Valve Limiter ROC/IDA (SP)  
 (1) AP513B Molded O-Ring 
 (2) AT713 Element, Muffler and Filter 
 (1) BB330B 6-32x .625 Pan Head

Gast K294J service/rebuild/repair kit used on oil-less diaphragm "lab" models with internal filtration (i.e. DOA-P704-AA). Service kit returns your unit to original factory performance specifications. Recommend for service every 2 years. Service kit includes: Leaf valve, Limiters, O-ring, Gasket, Filter/Muffler Elements.

Buy this kit now for $93.59