The Ranco® O Series Single High Pressure Controls offer a variety of pressure ranges and switch action to provide maximum application flexibility.

Features and Benefits

NEMA 1 enclosure with non-conductive cover
Front-located captive cover screw
Large, easy-to-read scale plate
Super Cap® capillary protection system
Universal mounting and compact design
Screw terminals are raised and fully accessible for
easy wiring
Laser-welded bellows for extended life
Heavy-duty plated steel frame
Cap included on all Australia temperature controls. Optional for all other regions.

The Ranco® O Series Single Low Pressure Controls offer a variety of pressure ranges and switch action to provide maximum application flexibility.

Features and Benefits

Controls available for most refrigerant types
High-amp rated switch (SPST) design (O10-1402/O10-1483)
Super Cap® capillary vibration protection system
Non-conductive front cover with captive screw
Adjustable differential and range
Easy-to-read scale plate
Vibration cone (absorbs and reduces vibration away from brazed joint)
Low mass copper alloy capillary tube (reduces capillary stress caused by equipment vibration)
The O16-624 control has additional features:

Compatible with refrigerants 134A, 401A, 401B, 402A, 402B, 403A, 403B and 404A
Cap included on all Australia temperature controls. Optional for all other regions

The Ranco® O Series Single High Pressure Controls offer a variety of pressure ranges and switch action to provide maximum application flexibility.

Features and Benefits

NEMA 1 enclosure with non-conductive cover
Front-located captive cover screw
Large, easy-to-read scale plate
Super Cap® capillary protection system
Universal mounting and compact design
Screw terminals are raised and fully accessible for
easy wiring
Laser-welded bellows for extended life
Heavy-duty plated steel frame
Cap included on all Australia temperature controls. Optional for all other regions.

The Ranco® O Series Single Low Pressure Controls offer a variety of pressure ranges and switch action to provide maximum application flexibility.

Features and Benefits

Controls available for most refrigerant types
High-amp rated switch (SPST) design (O10-1402/O10-1483)
Super Cap® capillary vibration protection system
Non-conductive front cover with captive screw
Adjustable differential and range
Easy-to-read scale plate
Vibration cone (absorbs and reduces vibration away from brazed joint)
Low mass copper alloy capillary tube (reduces capillary stress caused by equipment vibration)
The O16-624 control has additional features:

Compatible with refrigerants 134A, 401A, 401B, 402A, 402B, 403A, 403B and 404A
Cap included on all Australia temperature controls. Optional for all other regions

The Ranco® O Series Single Low Pressure Controls offer a variety of pressure ranges and switch action to provide maximum application flexibility.

Features and Benefits

Controls available for most refrigerant types
High-amp rated switch (SPST) design (O10-1402/O10-1483)
Super Cap® capillary vibration protection system
Non-conductive front cover with captive screw
Adjustable differential and range
Easy-to-read scale plate
Vibration cone (absorbs and reduces vibration away from brazed joint)
Low mass copper alloy capillary tube (reduces capillary stress caused by equipment vibration)
The O16-624 control has additional features:

Compatible with refrigerants 134A, 401A, 401B, 402A, 402B, 403A, 403B and 404A

These controls offer a variety of pressure ranges and switch action to provide maximum application flexibility.

Features and Benefits

NEMA 1 enclosure with non-conductive cover
Front-located captive cover screw
Large, easy-to-read scale plate
SUPER CAP® capillary protection system
Universal mounting and compact design
Screw terminals are raised and fully accessible for easy wiring
Laser-welded bellows for extended life
Heavy-duty plated steel frame
Suitable for R12, R22, and R502 applications

The Ranco® Dual Pressure Controls combine the functions of a single high-pressure limit control and a single low-pressure control in one unit with a single pole, single throw (SPST) switch.

Features and Benefits

Convertible feature allows selection of manual or reset function when operating at high pressure (O12‑4833/O12-4834)
A wide range of high-pressure manual or automatic reset controls can be replaced (O12-4833 or O12‑4834)
A high-pressure limit is combined with suction pressure sensing to provide temperature control and/or pump down
High-limit adjustment screw
Low-pressure differential and range adjusting screws
Selector screw for manual or automatic
Reset button
Low-pressure scale plate
High-impact plastic cover with center mount screw
High-pressure scale plate
Super Cap® capillary protection system
Color-coded for easy identification of pressure line
High-side capillary flare nut (silver)
Low-side capillary flare nut (brass)

The Ranco® Dual Pressure Controls combine the functions of a single high-pressure limit control and a single low-pressure control in one unit with a single pole, single throw (SPST) switch.

Features and Benefits

Convertible feature allows selection of manual or reset function when operating at high pressure (O12‑4833/O12-4834)
A wide range of high-pressure manual or automatic reset controls can be replaced (O12-4833 or O12‑4834)
A high-pressure limit is combined with suction pressure sensing to provide temperature control and/or pump down
High-limit adjustment screw
Low-pressure differential and range adjusting screws
Selector screw for manual or automatic
Reset button
Low-pressure scale plate
High-impact plastic cover with center mount screw
High-pressure scale plate
Super Cap® capillary protection system
Color-coded for easy identification of pressure line
High-side capillary flare nut (silver)
Low-side capillary flare nut (brass)

The Ranco® Dual Pressure Controls combine the functions of a single high-pressure limit control and a single low-pressure control in one unit with a single pole, single throw (SPST) switch.

Features and Benefits

Convertible feature allows selection of manual or reset function when operating at high pressure (O12‑4833/O12-4834)
A wide range of high-pressure manual or automatic reset controls can be replaced (O12-4833 or O12‑4834)
A high-pressure limit is combined with suction pressure sensing to provide temperature control and/or pump down
High-limit adjustment screw
Low-pressure differential and range adjusting screws
Selector screw for manual or automatic
Reset button
Low-pressure scale plate
High-impact plastic cover with center mount screw
High-pressure scale plate
Super Cap® capillary protection system
Color-coded for easy identification of pressure line
High-side capillary flare nut (silver)
Low-side capillary flare nut (brass)

The Ranco® Dual Pressure Controls combine the functions of a single high-pressure limit control and a single low-pressure control in one unit with a single pole, single throw (SPST) switch.

Features and Benefits

Convertible feature allows selection of manual or reset function when operating at high pressure (O12‑4833/O12-4834)
A wide range of high-pressure manual or automatic reset controls can be replaced (O12-4833 or O12‑4834)
A high-pressure limit is combined with suction pressure sensing to provide temperature control and/or pump down
High-limit adjustment screw
Low-pressure differential and range adjusting screws
Selector screw for manual or automatic
Reset button
Low-pressure scale plate
High-impact plastic cover with center mount screw
High-pressure scale plate
Super Cap® capillary protection system
Color-coded for easy identification of pressure line
High-side capillary flare nut (silver)
Low-side capillary flare nut (brass)

The Ranco® Dual Pressure Controls combine the functions of a single high-pressure limit control and a single low-pressure control in one unit with a single pole, single throw (SPST) switch.

Features and Benefits

Convertible feature allows selection of manual or reset function when operating at high pressure (O12‑4833/O12-4834)
A wide range of high-pressure manual or automatic reset controls can be replaced (O12-4833 or O12‑4834)
A high-pressure limit is combined with suction pressure sensing to provide temperature control and/or pump down
High-limit adjustment screw
Low-pressure differential and range adjusting screws
Selector screw for manual or automatic
Reset button
Low-pressure scale plate
High-impact plastic cover with center mount screw
High-pressure scale plate
Super Cap® capillary protection system
Color-coded for easy identification of pressure line
High-side capillary flare nut (silver)
Low-side capillary flare nut (brass)

The Ranco® Dual Pressure Controls combine the functions of a single high-pressure limit control and a single low-pressure control in one unit with a single pole, single throw (SPST) switch.

Features and Benefits

Convertible feature allows selection of manual or reset function when operating at high pressure (O12‑4833/O12-4834)
A wide range of high-pressure manual or automatic reset controls can be replaced (O12-4833 or O12‑4834)
A high-pressure limit is combined with suction pressure sensing to provide temperature control and/or pump down
High-limit adjustment screw
Low-pressure differential and range adjusting screw
Selector screw for manual or automatic
Reset button
Low-pressure scale plate
High-impact plastic cover with center mount screw
High-pressure scale plate
Super Cap® capillary protection system
Color-coded for easy identification of pressure line
High-side capillary flare nut (silver)
Low-side capillary flare nut (brass)
Cap included on all Australia temperature controls. Optional for all other regions

The Ranco® O Series Single Low Pressure Controls offer a variety of pressure ranges and switch action to provide maximum application flexibility.

Features and Benefits

Controls available for most refrigerant types
High-amp rated switch (SPST) design (O10-1402/O10-1483)
Super Cap® capillary vibration protection system
Non-conductive front cover with captive screw
Adjustable differential and range
Easy-to-read scale plate
Vibration cone (absorbs and reduces vibration away from brazed joint)
Low mass copper alloy capillary tube (reduces capillary stress caused by equipment vibration)
The O16-624 control has additional features:

Compatible with refrigerants 134A, 401A, 401B, 402A, 402B, 403A, 403B and 404A
Cap included on all Australia temperature controls. Optional for all other regions

The Ranco® O Series Single Low Pressure Controls offer a variety of pressure ranges and switch action to provide maximum application flexibility.

Features and Benefits

Controls available for most refrigerant types
High-amp rated switch (SPST) design (O10-1402/O10-1483)
Super Cap® capillary vibration protection system
Non-conductive front cover with captive screw
Adjustable differential and range
Easy-to-read scale plate
Vibration cone (absorbs and reduces vibration away from brazed joint)
Low mass copper alloy capillary tube (reduces capillary stress caused by equipment vibration)
The O16-624 control has additional features:

Compatible with refrigerants 134A, 401A, 401B, 402A, 402B, 403A, 403B and 404A

The P70 and P170 Controls for high pressure applications are designed primarily for high pressure cut-out control, head-pressure control, and condenser fan cycling control on commercial refrigeration and air conditioning applications.

The P70 and P170 Controls for high pressure applications are designed primarily for high pressure cut-out control, head-pressure control, and condenser fan cycling control on commercial refrigeration and air conditioning applications.

The P70 and P170 Controls for high pressure applications are designed primarily for high pressure cut-out control, head-pressure control, and condenser fan cycling control on commercial refrigeration and air conditioning applications.

The P70 and P170 Controls for high pressure applications are designed primarily for high pressure cut-out control, head-pressure control, and condenser fan cycling control on commercial refrigeration and air conditioning applications.