We ship worldwide — Singapore, Australia, Malaysia, Indonesia, Philippines, India, Middle East & more

RANCO Mechanical Lube Oil Pressure Control: 8 psi to 60 psi, 120 sec Delay - Mechanical Lube Oil Pressure Controls
RANCOMechanical Lube Oil Pressure Controls

RANCO Mechanical Lube Oil Pressure Control: 8 psi to 60 psi, 120 sec Delay

The RANCO Mechanical Lube Oil Pressure Control (MPN P30-3801) is a mechanical lube oil pressure control designed for use with Copeland compressors and non-corrosive refrigerants. It operates with a pressure range of…

SKU 3G-OTH-67113

Also listed as: P303801 · P30 3801

Brand
RANCO
Item
Mechanical Lube Oil Pressure Control: 8 psi to 60 psi, 120 sec Delay
Category
Mechanical Lube Oil Pressure Controls
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Local availability & support

Delivery
Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

RANCO
Manufacturer Part Number
P30-3801
Type
Alarm Circuit Included
Delay
120 sec
Product Type
Mechanical Lube Oil Pressure Control
Input Voltage
240V AC
Refrigerant Type
Non-Corrosive
For Compressor Brand
Copeland
Alarm Circuit Included
Yes

Technical Documents

No technical documents available for this product.
Request documentation
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

RANCO Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The RANCO Mechanical Lube Oil Pressure Control (MPN P30-3801) is a mechanical lube oil pressure control designed for use with Copeland compressors and non-corrosive refrigerants. It operates with a pressure range of 8 psi to 60 psi and a 120-second delay, includes an alarm circuit, and requires a 240V AC input voltage.

Frequently Asked Questions

What is the RANCO P30-3801 mechanical lube oil pressure control used for?

The RANCO P30-3801 is a mechanical lube oil pressure control used to protect Copeland compressors in refrigeration systems. It monitors oil pressure and includes a 120-second delay and an alarm circuit to prevent compressor damage from low oil pressure.

What are the specifications of the RANCO P30-3801?

The RANCO P30-3801 operates from 8 psi to 60 psi with a 120-second delay. It requires 240V AC input voltage, is designed for non-corrosive refrigerants, and includes an alarm circuit. It is a mechanical lube oil pressure control for Copeland compressors.

Where to buy the RANCO P30-3801 worldwide?

3G Electric supplies the RANCO P30-3801 mechanical lube oil pressure control worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to deliver this genuine RANCO part to your facility, wherever it is located.

How to install the RANCO P30-3801 lube oil pressure control?

Install the RANCO P30-3801 by connecting it to the compressor oil pump discharge line and the crankcase. Set the cut-out pressure between 8 psi and 60 psi. Wire the 240V AC alarm circuit per the manufacturer's diagram. Always follow Copeland compressor guidelines.

Used in

Common applications for RANCO
Commercial refrigeration — RANCO A12-1506 constant differential defrost control for walk-in freezer defrost cycles
HVAC system protection — RANCO RHS-250150 high-limit pressure switch for overpressure safety in chillers
Industrial cooling — RANCO O12-1506 dual pressure control for monitoring suction and discharge pressures in refrigeration racks
Food storage — RANCO O10-1408 temperature control for maintaining -15°F to 40°F in cold storage rooms
Compressor protection — RANCO P30-3701 mechanical lube oil pressure control for Danfoss compressors in supermarket refrigeration
Refrigerant filtration — RANCO RBFD-163 liquid line filter drier for moisture removal in HCFC systems up to 50 tons

RANCO Products

3G Electric supplies RANCO mechanical lube oil pressure controls. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

Compatible alternatives & equivalents

Cross-referenced by specification & description
Mechanical Lube Oil Pressure Control: 0 psi to 350 psi, 120 sec Delay, Alarm Circuit Included (MPN P30-5826)
RANCO
Mechanical Lube Oil Pressure Control: 0 psi to 350 psi, 120 sec Delay, Alarm Circuit Included (MPN P30-5826)
Mechanical Lube Oil Pressure Control: 8 psi to 70 psi, 90 sec Delay, Alarm Circuit Included (MPN P28AA-1C)
JOHNSON CONTROLS
Mechanical Lube Oil Pressure Control: 8 psi to 70 psi, 90 sec Delay, Alarm Circuit Included (MPN P28AA-1C)
Mechanical Lube Oil Pressure Control: 8 psi to 70 psi, 120 sec Delay, Alarm Circuit Included (MPN P28AA-17C)
JOHNSON CONTROLS
Mechanical Lube Oil Pressure Control: 8 psi to 70 psi, 120 sec Delay, Alarm Circuit Included (MPN P28AA-17C)
Mechanical Lube Oil Pressure Control: 8 psi to 70 psi, 90 sec Delay, Alarm Circuit Included (MPN P28AN-1C)
JOHNSON CONTROLS
Mechanical Lube Oil Pressure Control: 8 psi to 70 psi, 90 sec Delay, Alarm Circuit Included (MPN P28AN-1C)
Single Pressure Control: High Limit, Auto Reset, 100 psi to 400 psi, 4 psi to 150 psi, SPDT (MPN O16-108)
RANCO
Single Pressure Control: High Limit, Auto Reset, 100 psi to 400 psi, 4 psi to 150 psi, SPDT (MPN O16-108)
Single Pressure Control: High Limit, Auto Reset, 100 psi to 400 psi, 40 psi to 150 psi, Open on Fall (MPN O10-2054)
RANCO
Single Pressure Control: High Limit, Auto Reset, 100 psi to 400 psi, 40 psi to 150 psi, Open on Fall (MPN O10-2054)

More from RANCO

View all RANCO parts
Mechanical lube oil pressure control for use with non-corrosive refrigerants. Includes an alarm circuit and a 90-second delay. Operates on 240V AC input. Suitable for monitoring oil pressure in refrigeration systems
RANCO
Mechanical lube oil pressure control for use with non-corrosive refrigerants. Includes an alarm circuit and a 90-second delay. Operates on 240V AC input. Suitable for monitoring oil pressure in refrigeration systems
Mechanical Lube Oil Pressure Control: 0 psi to 350 psi, 120 sec Delay, Alarm Circuit Included (MPN P30-5827)
RANCO
Mechanical Lube Oil Pressure Control: 0 psi to 350 psi, 120 sec Delay, Alarm Circuit Included (MPN P30-5827)