Robertson ISU232T8120 (3P20116) Electronic Fluorescent Ballast, for 1 or 2 T8 Fluorescent Lamps Between 17W-32W (F17T8 Through F32T8) or 1 F40T8 Lamp, Instant Start, 120V (Qty 1) - Aqua Plants Hub
Planted tank Editor pick

Robertson ISU232T8120 (3P20116) Electronic Fluorescent Ballast, for 1 or 2 T8 Fluorescent Lamps Between 17W-32W (F17T8 Through F32T8) or 1 F40T8 Lamp, Instant Start, 120V (Qty 1)

Brand: Robertson
5.0 / 5 · 1 reviews
Product
Robertson ISU232T8120 (3P20116) Electronic Fluorescent Ballast, for 1 or 2 T8 Fluorescent Lamps Between 17W-32W (F17T8 Through F32T8) or 1 F40T8 Lamp, Instant Start, 120V (Qty 1)
Brand
Robertson
Use case
Planted tank / aquascape
Availability
Amazon / international

Our verdict

Replacement Source for Odyssea 2 Bulb Light ✔️ Brand/Origin: Odyssea - China ✔️ Specifications: 1 piece, power options available ✔️ Features & Uses: Odyssea T5HO lights may have power supply issues after prolonged use, and now there is a replacement source available. This helps you save a significant amount. Replacement source for Odyssea T5 2 bulb light sizes, with various power options for you to choose from to match your current light. ✔️ Classification: 24W Source ─ Suitable for Odyssea T5HO 2 bulb lights 60/80cm. 39W Source ─ Suitable for Odyssea T5HO 2 bulb lights 90/110cm. 54W Source ─ Suitable for Odyssea T5HO 2 bulb lights 120/140cm. 80W Source ─ Suitable for Odyssea T5HO 2 bulb lights 150/170cm. 👉 Note: Read the description carefully before purchasing, choose the correct product to avoid confusion & complaints later. The product has been checked before packaging. Please record a video when opening the package as proof if it is damaged/broken during shipping.

4.2
Value
4.4
Quality
4.3
Ease of use

Pros
  • FEATURES: Engineered to operate 1 or 2 T8 fluorescent lamps—including F32T8, F25T8, F17T8, and F40T8. Its parallel lamp connection offers better performance with mismatched lamps and independent lamp…
  • Certified to the Highest Safety Standards: UL/935 Listed (Class P, Type 1 Outdoor), cUL (CSA C22.2 Certified), RoHS Compliant, Type HL Rated, featuring Inherent Thermal Protection. Our ballast…
  • Optimized 120V Ballast for Residential and Light Commercial Installations - Purpose-built for single-voltage 120V operation, this ballast eliminates the complexity of multi-voltage wiring found in commercial 120–277V models.…
  • QUALITY AND DURABILITY: Designed to withstand extreme environments, this ballast operates reliably in ambient temperatures from -18°C (0°F) up to an impressive 104°C (219°F). This electronic ballast incorporates…
Cons
  • Price varies by seller and region
  • Check tank size and specs before buying
  • May require extra accessories depending on setup

Product Robertson ISU232T8120 (3P20116) Electronic Fluorescent Ballast, for 1 or 2 T8 Fluorescent Lamps Between 17W-32W (F17T8 Through F32T8) or 1 F40T8 Lamp, Instant Start, 120V (Qty 1)
Brand Robertson
Use case Planted tank / aquascape
Availability Amazon / international
ASIN B00H4HNQ44

Overview

<img alt="Product Dimensions+Specs" src="https://m.media-amazon.com/images/S/aplus-media-library-service-media/8e42df0f-67ba-45f1-9498-554bd1544f80.__CR0,0,300,300_PT0_SX300_V1___.jpg"/>

Robertson gear is commonly used for freshwater planted tanks, nano aquascapes, and routine maintenance — always match capacity to your tank volume and livestock.

Key features

  • FEATURES: Engineered to operate 1 or 2 T8 fluorescent lamps—including F32T8, F25T8, F17T8, and F40T8. Its parallel lamp connection offers better performance with mismatched lamps and independent lamp operation. Perfect for retrofits or replacements. This lamp ballast delivers instant start technology that ensures fast lamp ignition and energy savings. Compact and lightweight, it features standardized mounting dimensions and pre-wired leads for quick and easy installation.
  • Certified to the Highest Safety Standards: UL/935 Listed (Class P, Type 1 Outdoor), cUL (CSA C22.2 Certified), RoHS Compliant, Type HL Rated, featuring Inherent Thermal Protection. Our ballast undergoes rigorous third party testing to ensure maximum fire and electrical safety—protecting both your property and your peace of mind. It contains no PCBs, Class P, Type 1 Outdoor) for safety and compliance. Designed for remote mounting up to 18 feet, it includes 18 AWG leads.
  • Optimized 120V Ballast for Residential and Light Commercial Installations – Purpose-built for single-voltage 120V operation, this ballast eliminates the complexity of multi-voltage wiring found in commercial 120–277V models. Ideal for homes, offices, and small facilities, it simplifies installation by removing voltage selection guesswork and ensures faster, error-free installation. Delivers reliable startup and energy-efficient performance for F32T8 or F25T8 lighting systems.
  • QUALITY AND DURABILITY: Designed to withstand extreme environments, this ballast operates reliably in ambient temperatures from -18°C (0°F) up to an impressive 104°C (219°F). This electronic ballast incorporates premium internal components and solid-state design to reduce heat and extend product lifespan. Each unit undergoes rigorous quality testing to ensure superior performance in demanding lighting environments.
  • Equivalent to a wide range of ballasts: ICN-2P32-N, ICN-2P32-SC, REL-2P32SC, REB2P32SC, GE232120RES, GE232120N, QT2X32T8120ISNSC, B232I120RESA, B232I120RESG, B232I120RHA, B232I120RESA, B132IUNVHPN, B132IUNVHPB, B232I120RHA, HL232RIS12W, B232I120RA-A, RLQ-120-TP, E2/32IS/120SC; E-758-F-232, GE-232-120-N; B232I120RH-A, VE232120MIP, KTEB-232LBF-1-TP-PIC-EV

What to know before buying

  • Confirm tank size, flow rate, or dosage matches your setup (check the manufacturer listing on Amazon).
  • Compare the latest Amazon price with local shops — affiliate links do not change what you pay.
  • Read recent buyer reviews for packaging, noise level, and long-term reliability.

Who this is for

Ideal if you run a planted freshwater tank or aquascape and want a proven robertson product with wide availability in the US and international Amazon marketplaces.


Planted tank hobbyists

Good fit for freshwater aquascapes and routine tank care.

First-time aquascapers

Easy to research specs and compare Amazon pricing before purchase.

Match tank size

Verify capacity, flow, or dosage for Robertson ISU232T8120 (3P20116) Electronic Fluorescent Ballast,….

Specialized reef only

Not every listing is reef-safe — check the manufacturer details.


Is Robertson ISU232T8120 (3P20116) Electronic Fluorescent Ballast, for 1… good for planted aquariums?
Generally yes for freshwater planted tanks and aquascaping. Always match capacity and specs to your tank size and livestock.
Where should I buy — Amazon or local shops?
Amazon is convenient for US/international buyers. Compare the live Amazon price with local retailers; affiliate links do not change your checkout price.
Is the price shown on this page accurate?
Prices are approximate (~) and change by seller. Click through to Amazon to see the current offer before you buy.