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Danfoss Compressor DANFOSS SZ-185 S4RC - Refrigeration
DanfossRefrigeration

Danfoss Compressor DANFOSS SZ-185 S4RC

The DANFOSS SZ-185 S4RC is a scroll compressor designed for air conditioning systems, featuring internal motor overload and overheat protection with electronic module safeguards against phase loss, phase reversal…

SKU 3G-CBM-01821

Also listed as: SZ 185 · SZ-185

Brand
Danfoss
Item
Compressor DANFOSS SZ-185 S4RC
Part Number
SZ185
Category
Refrigeration
UNSPSC
40101704 — Condensing units
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

Danfoss
Manufacturer Part Number
SZ185
type
scroll compressor
protection
internal motor overload and overheat device
application
air conditioning systems
manufacturer
Danfoss
model series
SZ-185 S4RC
available models
DSH, SM, SY, SZ, SH, WSH
electronic module
yes, protects against phase loss, phase reversal, overheat, and high current
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Danfoss Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The DANFOSS SZ-185 S4RC is a scroll compressor designed for air conditioning systems, featuring internal motor overload and overheat protection with electronic module safeguards against phase loss, phase reversal, and thermal events.

Frequently Asked Questions

What is the Danfoss SZ-185 S4RC compressor used for?

The Danfoss SZ-185 S4RC is a scroll compressor designed for air conditioning systems. It is suitable for use with refrigerants such as R407C, R134a, and R22 at 50 Hz. The compressor includes internal motor overload and overheat protection, plus an electronic module that safeguards against phase loss, phase reversal, and thermal events.

What are the specifications of the Danfoss SZ-185 S4RC compressor?

The Danfoss SZ-185 S4RC is a scroll compressor with a nominal cooling capacity of 15 tons (45,500 Btu/h) and a swept volume of 249.9 cm³/rev. It has a net weight of 100 kg and an oil charge of 6.2 dm³. The sound level is 80 dB(A), and the maximum input power is 13.62 kW at 35 A.

Where to buy the Danfoss SZ-185 S4RC compressor in Singapore?

You can source the Danfoss SZ-185 S4RC compressor through 3G Electric in Singapore. We handle logistics, customs clearance, and delivery to your facility. Contact us for availability and lead time on this model.

How to install the Danfoss SZ-185 S4RC scroll compressor?

Installation should follow Danfoss guidelines: mount the compressor on a level, vibration-dampened base. Ensure proper electrical connections matching the motor voltage code (e.g., 400V/3/50Hz). Verify the electronic module is connected to protect against phase reversal and overheat. Use appropriate refrigerant piping and evacuate the system before charging.

Used in

Common applications for Danfoss
Light-oil industrial burners — OD / OD-H nozzles as scheduled replacement parts
Heating-boiler oil-supply circuits — BFP 10L / 11L / 41L pumps and coupling kits
Burner-rack solenoid valves — EV and EVR series for oil and gas shut-off
Legacy plant troubleshooting — matching a failed burner nameplate to correct Danfoss nozzle/pump combination
Refrigeration pressure controls — KP / RT series for secondary-refrigerant loops
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Danfoss Products

3G Electric supplies Danfoss refrigeration. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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