Geothermal Installation
Accessories & Tools
For Residential & Light Commercial Applications
About the
Bosch Group
The Bosch Group has been a leading global supplier
Industrial Technology, Consumer Goods and Building
of technology and services in the areas of Automotive,
Technology products. Green technologies, such as gas
Industrial Technology, Consumer Goods and Building
tankless water heaters, heat pump electric water
Technology for 125 years. The company was founded
heaters, solar thermal systems, photovoltaics, wind
in Stuttgart, Germany in 1886 and today has more
power and geothermal heat pumps are perhaps the
than 300 subsidiaries in over 150 countries. Every
best examples of smart technologies growing in
Bosch product is built with one goal in mind;
demand and shaping the future of Bosch.
to enhance quality of life by providing innovative
technological solutions. Bosch is highly regarded for
Bosch Thermotechnology in North America
its development of automotive braking and steering
Bosch Thermotechnology is a leading source of high
safety systems (ABS) which have been improving
quality water heating and comfort heating systems.
automotive performance for over 30 years, helping
In particular, the company offers Bosch tankless,
reduce the number of accidents on North America’s
point-of-use water heaters, Bosch solar thermal
roads and highways. Environmental stewardship
systems, Bosch wall-hung boilers, Bosch geothermal
inspires and drives Bosch product development.
heat pumps as well as controls and accessories for
Bosch is a leader in the development of next-
every product line.
generation technologies that deliver improved
As illustrated in this catalog and at www.bosch-climate.us,
performance and efficiency while conserving natural
Bosch Thermotechnology is committed to reinventing
resources. In the area of sustainable mobility, we’re
energy efficiency by offering smart products that
helping reduce the fuel consumption and CO2
work together as integrated systems which enhance
emissions of new vehicles. Energy efficiency and
quality of life in an ultra-efficient and environmentally
environmental protection are also shaping our
friendly manner.
Visit www.125.bosch.com to learn even more about Bosch’s past, present and future.
Contents
3 Bosch-Flow/Pump Centers  Flow-Link Pump Centers  FPTFlow Pump Centers
 VersaFlo Pump Centers  SuperBrute Pump Center 4 Bosch-Hose Kits
 Flow-Link Hose Kits  FPT Hose Kits  VersaFlo Hose Kits/SuperBrute 5 Bosch-Flow/Pump Center Accessories
 Flo-Link Center Accessories  FPT, VersaFlo, & SuperBrute Pump Center Accessories
7 Bosch-Flow/Pump Center Replacement Parts
 Bosch-Replacement Pumps
 Available for Flo-Link, FPT, VersaFlo, & SuperBrute
7 Bosch-Ground Water Accessories
 aka "pump & dump system"
8 Bosch-Ground Loop Accessories
9 Bosch-Ground Loop Installation Tools
11 Bosch-Service Tools & Other Accessories
12 Typical Closed & Open Loop Systems
3 | Geothermal Installation Accessories & Tools
Bosch-Flow/Pump Centers
Flo-Link Pump Center
Part Numbers
Description
7738000033
GL001-0XCA GPM-1 Flo-Link Composite Valve Grundfos
99 115V
7738000034
GL001-1XCA GPM-1 Flo-Link Composite Valve Grundfos
116 208/230V-1ph
7738000035
GL001-1XBA GPM-1 Flo-Link Brass Valve Grundfos
116 208/230V-1ph
7738000036
GL002-1XCA GPM-2 Flo-Link Composite Valve Grundfos
116 208/230V-1ph
7738000037
GL002-1XBA GPM-2 Flo-Link Brass Valve Grundfos
116 208/230V-1ph
Note: All Flo-Link Pump Centers come with Ground Loop Connection Fittings
FPT Flow Pump Centers
Part Numbers
Description
7738000038
GPM-1 UP26-99F FPT 230v Grundfos, cast iron, Foamed
7738000039
GPM-1 UP26-116B FPT 230v Grundfos, cast iron, Foamed
7738000042
GPM-2 UP26-99F FPT 230v Grundfos, cast iron, Foamed
7738000043
GPM-2 UP26-116B FPT 230v Grundfos, cast iron, Foamed
Part Numbers
Description
7738000078
UPS32-160 VersaFlo, Single Pump 230V, 1PH, cast iron
7738000079
UPS40-160 VersaFlo, Single Pump 230V, 1PH, cast iron
7738000080
UPS40-240 VersaFlo, Single Pump 230V, 1PH, cast iron
7738000081
UPS32-160 VersaFlo, Double Pump 230V, 1PH, cast iron
7738000082
UPS40-160 VersaFlo, Double Pump 230V, 1PH, cast iron
7738000083
UPS40-240 VersaFlo, Double Pump 230V, 1PH, cast iron
VersaFlo Flow Centers
SuperBrute Pump Centers
Part Numbers
Description
7738000084
Module, Heavy duty, Double Pump. SuperBrute
UPS60-150, 230V, 1PH, CI
www.bosch-climate.us | 4
Bosch-Hose Kits
Flo-Link Hose Kits
Part Numbers
7738000093
7738000094
Description
¾" Flo-Link Hose Kit | Kit Includes:
Qty 1 Fitting Set, Flo-Link x 1" Hose Barb (550-004)
Qty 1 10 Ft 1" ID Black Hose
Qty 2 PT Plug ¼" MPT
Qty 8 Hose Clamps
Qty 2 Elbow ¾" MPT x 1" Hose Barb w/PT Port
1" Flo-Link Hose Kit | Kit Includes:
Qty 1 Fitting Set, Flo-Link x 1" Hose Barb (550-004)
Qty 1 10 Ft 1" ID Black Hose
Qty 2 PT Plug ¼" MPT
Qty 8 Hose Clamps
Qty 2 Elbow ¾" MPT x 1" Hose Barb w/PT Port
FPT Hose Kits
Part Numbers
7738000095
Description
¾" Hose Kit FPT Connections Hose Kit | Kit Includes:
Qty 1 '12 Ft 1" ID Black Hose
Qty 2 Insulating Boot
Qty 2 Insulating Boot Caps
Qty 2 PT Plug ¼ MPT
Qty 2 Fitting 1 MPT X 1 Hose Barb
Qty 2 Elbow ¾" MPT x 1" HB w/ PT Port
Qty 8 Hose Clamps
7738000096
1" Hose Kit FPT Connections | Kit Includes:
Qty 1 '12 Ft 1" ID Black Hose
Qty 2 Insulating Boot
Qty 2 Insulating Boot Caps
Qty 2 PT Plug ¼ MPT
Qty 2 Fitting 1 MPT X 1 Hose Barb
Qty 8 Hose Clamps
Qty 2 Elbow, 1" MPT x 1" HB w/PT Port, Forged
VersaFlo Hose Kits/SuperBrute
Part Numbers
7738000138
7738000139
Description
2" Hose Kit | Kit Includes:
Qty 2 8' Lengths of 2" ID Wire Reinforced Hose
Qty 2 PT Plug 1/4" MPT
Qty 1 2" Hose Barb X Flo-Link XL Fittings
Qty 2 2" MPT X 2” Hose Barb Elbow w/PT Ports
Qty 10 Stainless Steel Hose Clamps
1" Hose Kit FPT Connections | Kit Includes:
Qty 2 8' Lengths of 2” ID Wire Reinforced Hose
Qty 2 PT Plug 1/4” MPT
Qty 8 Stainless Steel Hose Clamps
Qty 1 2" Hose Barb X Flo-Link XL Fitting
Qty 1 2" MPT X Flo-Link XL Fitting
Qty 1 2" MPT X 2” Hose Barb Fitting
Qty 1 2" Wye Strainer
Qty 2 2" MPT X 2” Hose Barb Elbow w/PT ports
5 | Geothermal Installation Accessories & Tools
Bosch-Flow/Pump Centers Accessories
Flo-Link Center Accessories
Part Numbers
Description
7738000106
Cam Lever Male 90 x Flo-Link
7738000107
1-¼ PE Socket x Flo-Link
7738000108
1" Brass Insert x Flo-Link
7738000109
1 MPT Brass x Flo-Link
7738000110
¾ PE Socket x Flo-Link
7738000111
1 PE Socket x Flo-Link
7738000112
1-¼ Hose Barb x Flo-Link
7738000113
1" Hose Barb/W PT Port x Flo-Link
7738000114
1" MPT W/PT Port x Flo-Link
7738000116
1" Hose Barb, Elbow w/PT Port x Flo-Link
7738000117
1" MPT, Elbow w/PT Port x Flo-Link
7738000118
1" FPT x Flo-Link
7738000119
Garden Hose Female x Flo-Link
7738000120
Garden Hose Male x Flo-Link
FPT, VersaFlo, SuperBrute Pump Center Accessories
Part Numbers
Description
7738000136
Garden Hose Female x Flo-Link XL
7738000137
1.5" CAM Lock x Flo-Link XL
www.bosch-climate.us | 6
Bosch-Flow/Pump Centers Accessories
Available for Flo-Link, FPT, VersaFlo, and SuperBrute
Part Numbers
Description
7738000105
Underground Flushing Kit | Kit Includes:
Qty 4 Socket Fusion fittings 1" MPT x 1-¼ Fusion
Qty 1 Pro Series Box
Qty 4 Socket Fusion Coupling 1-¼"
Qty 2 3-way Brass Valve
Part Numbers
Description
7738000175
Pump Slave Module w/NEMA enclosure allows a single flow controller
to be controlled by 2 different units. Eliminates field wiring and extra
relays
7738000174
Pump Slave Module - Replacement Circuit Board Only
7738000091
Pressure Battery Expansion Tank .75 Gal.
Part Numbers
Description
7738000143
P/T Plug, ¼" MPT
7738000144
P/T Plug, ½" MPT
7738000145
Gauge Adaptor P/T Plug w/Guard
7738000146
Insert Adaptor 1" MPT x 1" HB
7738000147
Insert Adaptor 1" MPT x 1-1/4" HB
7738000148
Straight 1" MPT x 1" Hose Barb w/PT Port
7738000149
Hose Clamp, Size #16
7738000150
Heat Pump Adaptor, ¾" MPT x 1" HB
7738000151
Heat Pump Adaptor, 1" MPT x 1" HB
7 | Geothermal Installation Accessories & Tools
Bosch-Flow/Pump Center
Replacement Parts
Bosch-Replacement Pumps
Part Numbers
Description
7738000097
UP26-99F 230v Grundfos Pump, Cast iron
7738000098
UP26-116F 230V Grundfos Pump, Cast iron
7738000099
UP26-116BF 230V Grundfos Pump, Bronze
7738000100
UP26-99F 115V Grundfos Pump, Cast iron
Part Numbers
Description
7738000101
UPS32-160/2 230V Grundfos Pump, VersaFlo, Cast Iron
7738000102
UPS40-160/2 230V Grundfos Pump, VersaFlo, Cast Iron
7738000103
UPS40-240 230V Grundfos Pump, VersaFlo, Cast Iron
Available for Flo-Link, FPT, VersaFlo, and SuperBrute
Part Numbers
Description
7738000335
Gasket Repair Kit for Flo-Link XL Pump
7738000336
Gasket Repair Kit for Die Cast Pump
7738000337
Gasket Repair Kit for Flange on Flow Link
7738000338
Gasket Repari Kit for Composite Pump
7738000339
Blank Plate Kit for FPT
7738000340
Blank Plate Kit for Flo-Link
7738000125
Valve Brass Replacement Kit - With 2292 Gasket
Bosch-Ground Water Accessories
aka "pump and dump system"
Part Numbers
Description
7738000161
¾" SWT, 24V Solenoid & Motorized Valve, Brass w/end switch safety controls
7738000162
1" SWT, 24V Solenoid & Motorized Valve, Brass w/end switch safety
controls
7738000163
Replacement Powerhead for VMSBZ3S and VMSBZ4S
Part Numbers
Description
7738000164
Flow Regulator 2-GPM ¾" FPT x ¾" FPT
7738000165
Flow Regulator 3-GPM ¾" FPT x ¾" FPT
7738000166
Flow Regulator 4-GPM ¾" FPT x ¾" FPT
7738000167
Flow Regulator 5-GPM ¾" FPT x ¾" FPT
7738000168
Flow Regulator 6-GPM ¾" FPT x ¾" FPT
7738000169
Flow Regulator 7-GPM ¾" FPT x ¾" FPT
7738000170
Flow Regulator 8-GPM ¾" FPT x ¾" FPT
7738000171
Flow Regulator 9-GPM ¾" FPT x ¾" FPT
www.bosch-climate.us | 8
Bosch-Ground Loop Accessories
Image not
available
Part Numbers
Description
7738000221
7738000222
7738000223
7738000224
7738000225
7738000226
7738000227
7738000228
7738000229
Fusion Coupling, .75" x .75"
Fusion Coupling, 1" x .75"
Fusion Coupling, 1" x 1"
Fusion Coupling, 1.25" x .75"
Fusion Coupling, 1.25" x 1"
Fusion Coupling, 1.25" x 1.25"
Fusion Coupling, 2" x 1"
Fusion Coupling, 2" x 1.25"
Fusion Coupling, 2" x 2"
Part Numbers
Description
7738000230
Fusion Elbow, .75 X .75
7738000231
Fusion Elbow, .75 X .75 Street
7738000232
Fusion Elbow, 1" X .75"
7738000233
Fusion Elbow, 1" X 1"
7738000234
Fusion Elbow, 1" x 1" Steet
7738000235
Fusion Elbow, 1.25" X .75"
7738000236
Fusion Elbow, 1.25" X 1.25"
7738000237
Fusion Elbow, 1.25" X 1.25" Street
7738000238
Fusion Elbow, 1.25" X 1.25" 45 Degee
7738000239
Fusion Elbow, 2" X 2"
Part Numbers
Description
7738000240
Fusion Tee, 0.75" x 0.75" x 0.75"
7738000241
Fusion Tee,1.00" x 1.00" x 1.00"
7738000242
Fusion Tee,1.25" x 0.75" x 0.75"
7738000243
Fusion Tee,1.25" x 1.00" x 1.00"
7738000244
Fusion Tee,1.25" x 1.25" x 0.75"
7738000245
Fusion Tee,1.25" x 1.25" x 1.00"
7738000246
Fusion Tee,1.25" x 1.25" x 1.25"
Part Numbers
Description
7738000259
Fusion Cap, .75"
7738000260
Fusion Cap, 1"
7738000261
Fusion Cap, 1.25"
7738000262
Fusion Cap, 2"
Part Numbers
Description
7738000263
Fusion Header, 1.25" x (3) 0.75"
7738000264
Fusion Header, 1.25" x (4) 0.75"
7738000265
Fusion Header, 1.25" x (5) 0.75"
7738000266
Fusion Header, 1.25" x (6) 0.75"
Part Numbers
Description
7738000267
Fusion Ball Valve, .75" x .75"
7738000268
Fusion Ball Valve, 1" x 1"
9 | Geothermal Installation Accessories & Tools
Bosch-Ground Loop Accessories
Part Numbers
Image not
available
Image not
available
Description
7738000269
Fusion Adapter, 0.75" x 0.75" MPT
7738000270
Fusion Adapter, 1.00" x 1.00" MPT
7738000271
Fusion Adapter, 1.25" x 1.00" MPT
7738000272
Fusion Adapter, 1.25" x 1.25" MPT
7738000273
Fusion Adapter, 2.00" x 2.00" MPT
7738000394
Geothermal Ground Digging Protection Tape, 1000'
Part Numbers
Description
7738000274
Fusion Adapter Tee, 0.75" Fusion x 0.75" Fusion x 0.50" FPT
7738000275
Fusion Adapter Tee, 1.00" Fusion x 1.00" Fusion x 0.50" FPT
7738000276
Fusion Adapter Tee, 1.00" MPT x 0.75" Fusion x 0.50" FPT
7738000277
Fusion Adapter Tee, 1.00" MPT x 1.00" Fusion x 0.50" FPT
Bosch - Ground Loop Installation Tools
Part Numbers
Description
7738000280
Heat Fusion Tool-Double Face
7738000281
Socket Face, .75" IPS Set
7738000282
Socket Face, 1.00" IPS Set
7738000283
Socket Face, 1.25" IPS Set
7738000284
Socket Face, 1.50" IPS Set
7738000285
Socket Face, 2.00" IPS Set
Part Numbers
Description
7738000286
Cold Rings, .75" IPS
7738000287
Cold Rings, 1.00" IPS
7738000288
Cold Rings, 1.25" IPS
7738000289
Cold Rings, 1.50" IPS
7738000290
Cold Rings, 2.00" IPS
7738000291
Chamfer/Gauge Tool, .75" IPS
7738000292
Chamfer/Gauge Tool, 1.00" IPS
7738000293
Chamfer/Gauge Tool, 1.25" IPS
www.bosch-climate.us | 10
Bosch-Ground Loop Installation Tools
Part Numbers
Description
7738000294
Chamfer/Gauge Tool, 1.50" IPS
7738000295
Chamfer/Gauge Tool, 2.00" IPS
Image not
available
7738000296
Chamfer/Gauge Tool, Replacement Blade
Image not
available
7738000297
Fitting Holder, 2.00" IPS
Image not
available
7738000298
Fusion Timer
Image not
available
7738000300
Mounting Bracket for Fusion Tool
Image not
available
7738000301
Fusion Heater Bag
7738000302
PE Cutter - fits up to 1.00"
7738000303
Replacement Blade for TFHB 7738000302
7738000304
PE Ratchet Cutter - 1/8"to 1.25"
7738000305
Replacement Blade for TPC5 7738000304
7738000306
PE Ratchet Cutter - 1/8" to 2.00"
7738000307
Replacement Blade for TPC8 7738000306
7738000308
Fusion Tool Kit, ¾ and 1-¼
7738000309
Fusion Tool Kit, ¾, 1-¼ and 2
7738000310
Grout, BH 20, 50 lbs (minimum qty 54 bag)
7738000311
Grout, TG Lite, 50 lbs (minimum qty 54 bag)
Image not
available
Image not
available
Image not
available
11 | Geothermal Installation Accessories & Tools
Bosch-Service Tools
& Other Accessories
Part Numbers
Description
7738000312
Loop Service and Flush Kit | Kit Includes:
Qty. 1 -Alcohol Hydrometer: 0.9-1.0' and 12" Long
Qty. 1-0-100 PSI gage with PT adaptor
Qty. 1- Geo Gooser
Qty. 1- Digital Thermometer
Qty. 2- 1"Garden Hose Female x Flo-Link
Qty. 2 - 1"MPT Flo-Link Femalez
Qty. 1- Set 550-002 Cam Lever Male 90's (flush fittings)
Qty. 1 Protective case with foam inserts
Coming Soon!
Part Numbers
Description
7738000334
Geo Booster
Contains Mounting Hardware
7738000092
Geo Primer
Contains Mounting Hardware
7738000314
Pressure Gauge, 0-100 PSI, 3.5" Dial, with PT Adapter
7738000313
Hydrometer, Alcohol
7738000176
Flush Cart Assembly
High volume, high head, and self priming pump with mixing tank, quick
connect hoses, all a mounting cart.
Cooling Tower
www.bosch-climate.us | 12
Typical Closed Loop Systems
Up To 3 Tons
Flo-Link Pump Center
Part # 7738000034 Composite Valve
or
Part # 7738000035 Brass Valve
Flo-Link Hose Kit
Part # 7738000093 ¾” Hose Kit
3.5 Tons To 6 Tons
Part # 7738000036 Composite Valve
Flo-Link Pump Center
or
Part # 7738000037 Brass Valve
Flo-Link Hose Kit
Part # 7738000094 1” hose Kit
Typical Open Loop Systems
Up To 3 Tons
Solenoid & Motorized Valve
Part # 7738000161 ¾” SWT
Flow Regulator
Calculate your GPM requirements
Use 1.5 – 2 GPM/Ton
Refer to Ground Water Accessories for Part #
Example: 3 ton system 2 x 3 = 6 GPM use
Part # 7738000168 6-GPM Regulator
3.5 Tons To 6 Tons
Solenoid & Motorized Valve
Part # 7738000162 1” SWT
Flow Regulator
Calculate your GPM requirements
Use 1.5 – 2 GPM/Ton
Refer to Ground Water Accessories for Part #
Example: 5 ton system 1.5 x 5 = 7.5 GPM use
Part # 7738000170 8-GPM Regulator
Bosch Thermotechnology Corp.
Londonderry, NH • Ft. Lauderdale, FL • Irvine, CA
General inquiries and Technical support: 954-776-5471
www.bosch-climate.us
Printed on Elemental Chlorine Free, FSC-certified,
minimum 10% PCW paper with vegetable-based inks.
Rev_10/11
BHP_0026