# Big Irrigation Supply — Rain Bird LNK2 catalog (LLM full text)

Independent US retailer. Not Rain Bird Corporation.
Storefront: https://bigirrigation.com/rainbird/
Per-SKU markdown: https://bigirrigation.com/rainbird/llms/products/{id}.md
Do not invent station counts, compatibility, prices, or rebate amounts.
Shop notes on HTML PDPs are editorial installer notes, not customer star ratings.

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# Rain Bird LNK2 Wi-Fi Module
SKU LNK2WIFI · MPN F55005 · UPC 077985082420
https://bigirrigation.com/rainbird/products/lnk2
2.4 GHz 802.11 b/g/n only. Compatible: ESP-TM2, ESP-ME3, ESP-Me 2016+ LNK Ready, RZXe, LXME2, LXIVM.
Not compatible: RC2; pre-LNK-Ready ESP-TM / ESP-Modular; 5 GHz-only Wi-Fi.
Free Rain Bird app, no subscription. WaterSense = listed controller + LNK2 + Rain Bird rain sensor (WR2-48 typical). Not IQ4.

# Rain Bird RC2 — 8 Zone
SKU RC2-120V · MPN F56118 · UPC 077985084714
https://bigirrigation.com/rainbird/products/rc2
8 fixed stations, built-in Wi-Fi, do not add LNK2. 3 programs, 4 start times. No FG100 flow. WaterSense-listed smart controller; confirm the water-district list.

# Rain Bird ESP-TM2 — 4 / 6 / 8 / 12 Zone
TM2-4 F44224 UPC 077985042554 — https://bigirrigation.com/rainbird/products/tm2-4
TM2-6 F44226 UPC 077985047139 — https://bigirrigation.com/rainbird/products/tm2-6
TM2-8 F44228 UPC 077985042561 — https://bigirrigation.com/rainbird/products/tm2-8
TM2-12 F44232 UPC 077985042578 — https://bigirrigation.com/rainbird/products/tm2-12
Indoor/outdoor, Extra Simple Programming, 3 programs, 4 start times, LNK2-ready. Station count is fixed. No flow sensing. WaterSense path: TM2 + LNK2WIFI + Rain Bird rain sensor.

# Rain Bird ESP-ME3 — Modular
SKU ESP4-ME3 · MPN F55410 · UPC 077985075491
https://bigirrigation.com/rainbird/products/esp-me3
4-station base, modular to 22 with ESP-SM3 / ESP-SM6 (hot-swappable). 4 programs, 6 start times. Built-in flow terminals; pair FG100. Wi-Fi via LNK2WIFI. WaterSense path: ME3 + LNK2 + rain sensor.

# Rain Bird ESP-SM3 / ESP-SM6
SM3 SKU RBLESPSM3 MPN F38200 — https://bigirrigation.com/rainbird/products/esp-sm3 — adds 3 stations, ME3 only.
SM6 SKU RBLESPSM6 MPN F38260 — https://bigirrigation.com/rainbird/products/esp-sm6 — adds 6 stations, ME3 only.

# Rain Bird FG100 Flow Sensor
SKU FG100 · MPN A83926 · UPC 077985082246
https://bigirrigation.com/rainbird/products/fg100
1 inch NPT. 3–25 GPM recommended (35 GPM max), 20–150 PSI. For ESP-ME3 (not TM2/RC2). App alerts require LNK2.

# Rain Bird WR2-48 Wireless Rain/Freeze Sensor
SKU WR2-48 · MPN A554800 · UPC 077985060138
https://bigirrigation.com/rainbird/products/wr2
24 VAC wireless rain + freeze, 48-hour hold, 700 ft LOS. WaterSense pair with LNK2 on TM2/ME3. Also works on RC2 and many competitive 24 VAC timers.
Not compatible: ESP-SMT, ESP-SMTe, SST600s, SST1200s.

# Rain Bird ESP-HT2 Hose-End Timer
SKU 1ZEHTMRP · MPN F11901 · UPC 077985086725
https://bigirrigation.com/rainbird/products/ht2
Brass GHT, 2 AA (not included), up to 4 start times, 6-hour max cycle, 96-hour rain delay. No app, no LNK2, not WaterSense.