Description

Thermaltake TRM Series 450 W PSU – Affordable & Compact Power Solution

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Thermaltake TRM Series 450 W PSU Review – Compact, Quiet & Budget-Friendly

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Explore the Thermaltake TRM 450 W SFX PSU – 80 Plus efficiency, quiet, compact, and affordable. Ideal for compact builds on a budget.

Introduction

The Thermaltake TRM Series 450 W SFX PSU is a budget-friendly option for small-form-factor PC builds. With compact dimensions (125 × 100 × 63.5 mm), flat cables, and an 80 Plus efficiency over 85%, it caters to those seeking a neat, cost-effective power supply.

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🛠️ Key Specifications

👍 What Users Appreciate

• Compact size & cable management:
  “Soft flat cables… convenient for cable routing” ThermaltakeThermaltake

• Quiet operation:
  “Zero RPM Smart Fan System” – the PSU remains silent at low loads Technic Store

• Budget appeal:
  Strong value for ultra-budget small builds.

⚠️ Considerations & Reddit Feedback

• No official 80 Plus certification: The claimed 85%+ efficiency is decent, but not verified.

• Protection features: Basic circuit protections are included, but component-level quality is unclear.

• Brand/model reputation: Thermaltake’s TR2/Smart series have mixed reviews—though TRM is newer and less scrutinized Thermaltake Thailand+5Reddit+5Reddit+5Reddit+5Reddit+5Reddit+5.

Reddit flags general concerns:

“Thermaltake can be very hit or miss… TR2 series is terrible” Reddit+6Reddit+6Reddit+6Thermaltake Thailand+2Reddit+2Reddit+2
“Smart series are F tier… serious fire hazard” Reddit+1Reddit+1

However, caution is mostly directed at lower-tier models. The TRM SFX is positioned slightly higher, but still under the Thermaltake umbrella—a brand known for variability across its PSU lineup.

⚙️ Is It Right for You?

✅ Ideal if you need:

• Compact SFX format for mini-ITX or small chassis

• Quiet daily browsing and light computing

• Affordable solution under tight budget

🔍 Better to skip if:

• You’re powering a mid-range GPU or gaming rig

• You demand maximum reliability and efficiency

• You prefer PSUs with certified Gold ratings or top-tier OEMs (e.g. Seasonic, Cooler Master)

🧠 Reliable Alternatives

• Thermaltake Toughpower SFX Gold 450 W — SFX form factor, 80 Plus Gold, full protections Reddit+13Kit Buy+13Reddit+13Thermaltake+15Thermaltake+15Thermaltake Thailand+15RedditReddit+4Reddit+4Reddit+4Thermaltake+7Thermaltake+7Thermaltake Thailand+7

• Thermaltake Smart BM2 450 W Bronze — ATX form factor, modular cables, Bronze efficiency, strong basic feature set Thermaltake+1Reddit+1

✅ Final Verdict

The Thermaltake TRM Series 450 W SFX PSU delivers appealing value for compact, budget-conscious builds that don’t push high draw demands. Its ultra-quiet fan and clean cabling are pluses. However, if you plan for a performance system with discrete graphics, stepping up to a gold-rated or well-reviewed PSU is wise. Given mixed reports about Thermaltake’s quality control across models, the TRM is a modest mid-tier pick—okay for lightweight use, but not top-tier in reliability or efficiency.