Joslyn Clark 1RN Series Definite Purpose Contactor | 1RN-1 / A100-246174A1
Heavy-duty definite purpose contactor designed for HVAC and industrial applications. Features reliable switching for high-demand electrical loads with robust construction for extended service life.
The Joslyn Clark 1RN-1 definite purpose contactor is engineered for demanding HVAC and industrial applications requiring reliable switching of electrical loads. This contactor features rugged construction with silver alloy contacts designed to handle high inrush currents typical in motor starting and capacitive load applications.
Built with Joslyn Clark's proven design philosophy, this contactor incorporates a magnetic operating mechanism that provides positive contact engagement and reliable arc suppression. The compact housing design allows for space-efficient installation while maintaining accessibility for maintenance and inspection.
Availability
In stock
This part is in stock at Z Power Electric and ships from our Calimesa, California warehouse.
Catalog pricing
Add this item to your cart or contact Z Power Electric for quantity pricing, lead-time support, and backorder recovery.
- 30-day returnsOn standard orders
- 24-hour quoteFrom our sourcing team

Quick facts
- Brand
- Joslyn Clark
- Part number
- 1RN-1 / A100-246174A1
- Condition
- New – Open box
- Category
- Drives & Motor Control
Also searched as
1RN1 · 1RN 1 · A100246174A1 · A100 246174A1
Product tags
Product overview
Ideal for air conditioning compressors, heat pumps, refrigeration systems, and general industrial motor control applications, this contactor delivers dependable performance in challenging environments. The definite purpose design is specifically optimized for the electrical characteristics of HVAC loads.
Factory tested and certified to meet industry standards, this new open-box unit provides the reliability and longevity expected from Joslyn Clark's industrial-grade electrical components.
Specifications
- Pole Configuration
- Single Pole (verify)
- Contact Rating
- Verify amperage rating
- Coil Voltage
- Verify from catalog number
- Contact Material
- Silver Alloy
- Mounting
- Panel Mount
- Enclosure Rating
- Verify IP rating
- Operating Temperature
- Verify range
- Electrical Life
- Verify cycles
- Contact Form
- Normally Open (verify)
- Auxiliary Contacts
- Verify availability
Key features
- Heavy-duty silver alloy contacts for extended life
- Magnetic operating mechanism for reliable switching
- Definite purpose design optimized for HVAC loads
- Compact housing for space-efficient installation
- High inrush current handling capability
- Industrial-grade construction for demanding environments
Part number breakdown
1RN-1: Series designation where '1RN' indicates the product line and frame size, with '-1' likely indicating single pole configuration. A100-246174A1: Internal manufacturing part number that may encode specific electrical ratings, coil voltage, and factory options. Complete specifications should be verified against manufacturer documentation.
Why buy from Z Power Electric
- Independent Sourcing — We source through independent channels to find parts others can't.
- Quality Assurance — Every part is inspected and verified before shipping.
- Fast Response — 24-hour quote turnaround on most requests.
- Global Reach — Serving maintenance teams and procurement managers worldwide.
Not what you're looking for? We source alternates, discontinued parts, and backordered inventory for urgent maintenance needs.
Request a quoteQuestions about this part
Where can I buy the Joslyn Clark 1RN-1 / A100-246174A1?
This part is in stock at Z Power Electric and ships from our Calimesa, California warehouse. Z Power Electric is an independent MRO supplier in Calimesa, California — we buy outside authorized distribution, which is why we can quote parts that a standard distributor shows as unavailable.
Is the Joslyn Clark 1RN-1 / A100-246174A1 discontinued or obsolete?
Manufacturer lifecycle status changes by part number and region, so we confirm it per quote rather than publishing a claim that may be out of date. Either way it does not change what we do: we source discontinued, obsolete, and backordered parts as a matter of course, and the quote states whether we located the original or are proposing an equivalent.
How long does it take to get a quote on the Joslyn Clark 1RN-1 / A100-246174A1?
We respond to every sourcing request within 24 hours, and the quote states a confirmed ship date rather than an estimate. Mark the request urgent if the part is holding up a line.
Is Z Power Electric an authorized Joslyn Clark distributor?
No — and that is the point. Z Power Electric is an independent supplier, so we are not limited to Joslyn Clark's authorized channel or its order book. We source through surplus, new-old-stock, and independent inventory, and we state the condition and source channel of every unit on the quote.
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