1. NISSAN Controls & Control Units On Sale
  2. sku: 9371323571548604
  3. STANDARD PRODUCTS 48894PHMR

STANDARD MOTOR PRODUCTS 48894PHMR Control Relay Smp A/c

fits make: Nissan. year: 1989–1990.

48894phmr Standard Motor Products For 1989-1990 Nissan 240sx A/c Control Relay Smp

( Brand: Standard Motor Products ), ( Manufacturer Part Number: 48894PHMR ), ( Part Type: Control Motor ), ( Manufacturer Warranty: 12 Month Warranty ), ( Notes: A/c Compressor Control Relay ), ( Years: 1990 1989 ), ( Application: Nissan 240sx A/c Control Relay ), ( Cs-sku: 400 )

Review STANDARD MOTOR PRODUCTS Nissan A/c Control Relay Smp fits 240SX 1989–1990

The **Standard Motor 48894PHMR** is a high-quality, precision-engineered **Air Conditioning Control Relay** specifically designed for the **1989-1990 Nissan 240SX**, ensuring seamless integration with your vehicle s electrical system. This **SMP (Single Pole Momentary) relay** is built to handle the demanding requirements of your car s climate control circuit, providing reliable switching for the A/C compressor clutch, fan speeds, and other related components. Crafted with durable **plastic housing** and robust internal contacts, this relay is engineered to withstand frequent engagement and disengagement without degradation, preventing common issues like arcing, corrosion, or premature failure. Its **compact yet sturdy design** ensures a secure fit within your vehicle s under-dash or engine bay relay bay, minimizing wiring strain and reducing the risk of loose connections a frequent cause of intermittent A/C malfunctions. The **high-current capacity** of this relay guarantees smooth operation of the compressor clutch, even under peak electrical loads, while its **momentary activation** feature ensures precise control over the A/C system, allowing for instant response when engaging or disengaging the compressor. Ideal for both **OEM replacement** and **aftermarket upgrades**, this relay is compatible with the **1989-1990 Nissan 240SX s** factory wiring harness, maintaining the original functionality of your vehicle s climate control while enhancing long-term reliability. Whether you re restoring a classic 240SX or maintaining a well-used model, this **Standard Motor relay** delivers the performance and durability needed to keep your A/C system running efficiently, free from the frustration of erratic behavior or complete failure.

### **Pros and Cons of buying a Standard Motor 48894PHMR A/C Control Relay for a 1989-1990 Nissan 240SX**

#### **Pros:**

1. **Direct Fitment** This relay is specifically designed for the 1989-1990 Nissan 240SX, ensuring compatibility without modifications.

2. **Reliability** Standard Motor is a well-known brand in automotive parts, known for producing durable and high-quality relays.

3. **Easy Installation** The relay is plug-and-play, requiring minimal effort to replace a faulty or worn-out component.

4. **Prevents Electrical Issues** A failing A/C control relay can cause intermittent blower motor operation or complete A/C failure; replacing it resolves these problems.

5. **Cost-Effective** Compared to labor-intensive repairs or full A/C system overhauls, this is a low-cost solution.

6. **Prevents Further Damage** A bad relay can strain other electrical components; replacing it early avoids secondary failures.

7. **Widely Available** Since it s an OEM-style part, it can be found at most auto parts stores, online retailers, or through direct purchase from Standard Motor.

#### **Cons:**

1. **Potential Counterfeit Concerns** Some online sellers may offer fake or low-quality replicas, which could fail prematurely.

2. **Limited Longevity** While generally reliable, relays can wear out over time, especially if the vehicle is frequently used in extreme climates.

3. **No Warranty on Aftermarket Parts** If purchased from a non-authorized dealer, there may be no warranty coverage, unlike OEM parts.

4. **May Not Fix Underlying Issues** If the A/C system has other problems (e.g., compressor clutch failure, refrigerant leaks), replacing just the relay won t fully restore function.

5. **Slightly Higher Price Than Generic Brands** While still affordable, it may cost more than no-name relays from unknown manufacturers.

#### **Conclusion:**

The **Standard Motor 48894PHMR A/C control relay** is a **strong, reliable choice** for restoring proper A/C function in a 1989-1990 Nissan 240SX. Its direct fitment, brand reputation, and ease of installation make it a practical solution for most owners facing relay-related issues. However, buyers should **verify the seller s authenticity** to avoid counterfeit parts and ensure they purchase from a trusted source.

#### **Recommendation:**

- **Buy from a reputable seller** (e.g., Amazon, RockAuto, local auto parts stores, or Standard Motor s official website) to guarantee a genuine part.

- **Check for accompanying wiring diagrams** if unsure about installation some sellers include helpful guides.

- **Inspect the A/C system further** if the issue persists after replacement (e.g., check refrigerant levels, compressor clutch, and fuses).

- **Consider OEM replacement** if available, as it may offer better long-term reliability, though it could be pricier.

For most 240SX owners dealing with A/C relay failures, this part is a **solid, cost-effective fix** worth the investment.

Details:

Parts Geek - For 1989 - 1990 Nissan 240SX A/C Control Relay SMP 48894PHMR: Review Fitment Notes to Ensure Proper Fit condition: New Brand: Standard Motor Products Notes: Compressor Contents: Features: Built Last: Our relays feature high-quality composite housings that protect against harsh temperatures and the most demanding under-hood conditions, ensuring lasting reliability. 12 Month Warranty Fitment Notes: Vehicle: 1989 - 1990 Nissan 240SX. Renowned Global Manufacturer: As a global manufacturer of original equipment ignition Products, we maintain complete quality control throughout the manufacturing process from component to finished product. Enhanced Wear Resistance: Featuring brass or copper contacts where specified, our relays offer extended wear resistance, ensuring reliability even in high-stress applications.

part #: 48894phmr price

  • $37.67

specifications nssnheatcontrol:

  • for makes: Nissan
  • for years: 1989-1990
  • brand: Standard Motor Products
  • mpn: 48894phmr
  • part type: Control Motor
  • manufacturer warranty: 12 Month Warranty
  • notes: A/c Compressor Control Relay
  • years: 1990 1989
  • application: Nissan 240sx A/c Control Relay
  • cs-sku: 400

payments nssnheatcontrol:

  • wallet: Google-pay
  • credit card: Mastercard
  • other

general nssnheatcontrol:

  • Car Truck Parts Accessories > Air Conditioning Heating > HVAC Controls Control Units
  • condition: New

returns nssnheatcontrol:

  • policy: Returns Accepted
  • time: 30 Days
  • paid by: Seller

seller nssnheatcontrol:

  • rating: 98.7%
  • city: Tolleson, Arizona
  • # reviews: 327424

offer nssnheatcontrol:

  • quantity: 1
  • options: Ship-to-home
  • availability: In Stock
  • started: April 10, 2026
  • sold: 0

shipping nssnheatcontrol:

  • carrier: FedEx
  • transit: 4-7 Days
  • service: FedEx Ground / FedEx Home Delivery
  • type: Fixed
  • cost: $0.00
  • class: Standard
for makes: nissan, for years: 1989-1990, part type: control motor, manufacturer warranty: 12 month warranty, notes: a/c compressor control relay, years: 1990 1989, application: nissan 240sx a/c control relay, cs-sku: 400,
category: auto parts > car truck parts accessories > air conditioning heating > hvac controls control units, sku: 9371323571548604,
Standard Motor Products 48894PHMR Is Similar To:
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1 offer $37.67 USD
  • New. Offer #1 priced at $37.67 + $0.00 shipping estimate = $37.67* total. Built to Last: Our relays feature high-quality composite housings that protect against harsh temperatures and the most demanding under-hood conditions, ensuring lasting reliability. 1989-1990 Nissan 240SX.FREE SHIPPING

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