Skip to content
Cart & Quote
Direct access without opening the menu
Theme
Choose light, dark, or system

Honeywell TR 51303 Aquastat Controller

In stock1 unitReady to ship

with remote bulb and knob setting. Operates as a high or low limit switch. Breaks circuit on temperature rise.

Manufacturer
HONEYWELL
SKU
1078091
Category
Thermostats
Condition
New
Share
Massive Inventory
Global Shipping
Expert Support
Quality Guaranteed

Manufacturer: HONEYWELL

Type: AQUASTAT CONTROLLER

Model: TR 51303

Part No.: L4189A 2105 1 0540

The Honeywell TR 51303 Aquastat Controller is engineered for precision temperature control in a wide range of heating systems. Designed for use as a high or low limit switch, it operates by breaking circuits on temperature rise. With a remote bulb mounting and knob-based setting interface, it ensures accurate control and ease of installation. This compact controller is ideal for industrial and commercial temperature regulation applications.

ApplicationHigh or Low Limit Switch
SwitchingSpots, Breaks on Temperature Rise
MountingRemote Bulb
SettingKnob
Dimensions118 x 48 x 48 mm

You May Also Need

Honeywell TR 51303 Aquastat Controller Without Switch
Used

HONEYWELL

Honeywell TR 51303 Aquastat Controller Without Switch

SKU: 1044985

Qty: 1

Available through quotation

More From HONEYWELL

Honeywell BZV6-2RQ2 Roller Lever Micro Switch
New

HONEYWELL

Honeywell BZV6-2RQ2 Roller Lever Micro Switch

SKU: 1093130

Qty: 3

Available through quotation
Honeywell M6284D1026 Modutrol IV Asymmetrical Motor
Used

HONEYWELL

Honeywell M6284D1026 Modutrol IV Asymmetrical Motor

SKU: 1092465

Qty: 1

Available through quotation
Honeywell VR4601C GAS Valve
Used

HONEYWELL

Honeywell VR4601C GAS Valve

SKU: 1103122

Qty: 1

Available through quotation
Honeywell R7849A1023 Flame Amplifier
New

HONEYWELL

Honeywell R7849A1023 Flame Amplifier

SKU: 1099272

Qty: 3

Available through quotation
Honeywell C7027A 1049 Ultraviolet Flame Sensor
New

HONEYWELL

Honeywell C7027A 1049 Ultraviolet Flame Sensor

SKU: 1097744

Qty: 2

299,99$

Related Products

SIEMENS 6ES7 138-4FA05-0AB0 Electronics module
UsedAvailable on request

SIEMENS

SIEMENS 6ES7 138-4FA05-0AB0 Electronics module

SKU: 987022

Available on request

118,88$
Sumitomo ANFX-P120W-7ZL3-5 Planetary Gearbox
UsedAvailable on request

SUMITOMO

Sumitomo ANFX-P120W-7ZL3-5 Planetary Gearbox

SKU: 998286

Available on request

Available through quotation
Rexroth DR 10-5-32/315YM Pilot Operated Pressure Reducing Valve
Used

REXROTH

Rexroth DR 10-5-32/315YM Pilot Operated Pressure Reducing Valve

SKU: 984090

Qty: 2

Available through quotation
SKF 62206-2RS1 Deep Groove Ball Bearing
New

SKF 62206-2RS1 Deep Groove Ball Bearing

SKU: 989294

Qty: 4

Available through quotation
FAG 51102 Axial Deep Groove Ball Bearing
New

FAG

FAG 51102 Axial Deep Groove Ball Bearing

SKU: 1000447

Qty: 10

Available through quotation
Platinum International
Surplus, New & Used - Always Reliable
HONEYWELL SKU: 1078091
Honeywell TR 51303 Aquastat Controller
Honeywell TR 51303 Aquastat Controller
PriceOn Request
Stock1 In stock
ManufacturerHONEYWELL
CategoryThermostats
ConditionNew
SKU1078091

Honeywell TR 51303 Aquastat Controller with remote bulb and knob setting. Operates as a high or low limit switch. Breaks circuit on temperature rise.

Description
ApplicationHigh or Low Limit Switch
SwitchingSpots, Breaks on Temperature Rise
MountingRemote Bulb
SettingKnob
Dimensions118 x 48 x 48 mm
Technical Specifications
Weight0,12 kg
ConditionNew
ManufacturerHONEYWELL
Type of ProductAquastat Controller
Part No.L4189A 2105 1 0540
Shelf No.250732